• 
  
  Tm-9-2320-364-20-2
  • Starter Weight
  • Battery Acid (Electrolyte)
  • 1. Code 12: Low Oil Level
  • Visual Inspection
  • 1. Code 12: Low Oil Level (Cont).
  • Continuity Test
  • 1. Code 12: Low Oil Level (Cont)
  • Continuity Test
  • 1. Code 12: Low Oil Level (Cont)
  • Continuity Test
  • 1. Code 12: Low Oil Level (Cont)
  • Verify Repair
  • 2. Code 13: Low Battery Voltage
  • Visual Inspection And Ddr Test
  • 2. Code 13: Low Battery Voltage (Cont)
  • Visual Inspection
  • 2. Code 13: Low Battery Voltage (Cont).
  • Verify Repair
  • 3. Code 14: Forward Pressure Switch Inoperative
  • Ddr Test
  • 3. Code 14: Forward Pressure Switch Inoperative (Cont)
  • Continuity Test
  • 3. Code 14: Forward Pressure Switch Inoperative (Cont)
  • Continuity Test
  • 3. Code 14: Forward Pressure Switch Inoperative (Cont).
  • Verify Repair
  • 4. Code 15: Reverse Pressure Switch Inoperative
  • Ddr Test
  • 4. Code 15: Reverse Pressure Switch Inoperative (Cont)
  • Continuity Test
  • 4. Code 15: Reverse Pressure Switch Inoperative (Cont)
  • Continuity Test
  • 4. Code 15: Reverse Pressure Switch Inoperative (Cont)
  • Verify Repair
  • 5. Code 21: Throttle Sensor Inoperative.
  • Ddr Test
  • 5. Code 21: Throttle Sensor Inoperative (Cont)
  • Continuity Test
  • 5. Code 21: Throttle Sensor Inoperative (Cont)
  • Continuity Test
  • 5. Code 21: Throttle Sensor Inoperative (Cont)
  • Voltage Test
  • 5. Code 21: Throttle Sensor Inoperative (Cont)
  • Voltage Test
  • 5. Code 21: Throttle Sensor Inoperative (Cont)
  • Verify Repair
  • 6. Code 22: Speed Sensor Inoperative.
  • Visual Inspection
  • 6. Code 22: Speed Sensor Inoperative (Cont)
  • Continuity Test
  • 6. Code 22: Speed Sensor Inoperative (Cont)
  • Continuity Test
  • 6. Code 22: Speed Sensor Inoperative (Cont)
  • Verify Repair
  • 7. Code 23: Shift Selector
  • Continuity Test
  • 7. Code 23: Shift Selector (Cont)
  • Continuity Test
  • 7. Code 23: Shift Selector (Cont)
  • Table 2-27. Ecb/Atec Wire Harness Connector Mc12 And Mc9
  • 7. Code 23: Shift Selector (Cont)
  • Continuity Test
  • 7. Code 23: Shift Selector (Cont)
  • Continuity Test
  • 7. Code 23: Shift Selector (Cont)
  • Replace Ecu
  • 7. Code 23: Shift Selector (Cont)
  • Verify Repair
  • 8. Code 24: Oil Temperature (High Limit Exceeded)
  • Ddr Test
  • 9. Code 32: Transmission Direction Signal
  • Ddr Test
  • 9. Code 32: Transmission Direction Signal (Cont)..
  • Ddr Test
  • 9. Code 32: Transmission Direction Signal (Cont)
  • Continuity Test
  • 9. Code 32: Transmission Direction Signal (Cont)
  • Continuity Test
  • 9. Code 32: Transmission Direction Signal (Cont)
  • Verify Repair
  • 10. Code 33: Oil Temperature Sensor Inoperative
  • Resistance Test
  • 10. Code 33: Oil Temperature Sensor Inoperative (Cont)
  • Continuity Test
  • 10. Code 33: Oil Temperature Sensor Inoperative (Cont)
  • Continuity Test
  • 10. Code 33: Oil Temperature Sensor Inoperative (Cont)
  • Verify Repair
  • 11. Code 34: Prom Check
  • Ddr Test
  • 11. Code 34: Prom Check (Cont)
  • Verify Repair
  • 12. Codes 41 Through 45 And 51 Through 53: Solenoids J, F, D, C, B, A, G, E Or H Inoperative.
  • Table 2-30. Transmission Solenoid Test Points.
  • 12. Codes 41 Through 45 And 51 Through 53: Solenoids J, F, D, C, B, A, G, E Or H Inoperative (Cont)
  • Table 2-31. Ecu And Transmission Bulkhead Connectors
  • 12. Codes 41 Through 45 And 51 Through 53: Solenoids J, F, D, C, B, A, G, E Or H Inoperative (Cont)
  • Verify Repair
  • 13. Code 46: Solenoid A Inoperative
  • Continuity Test
  • 13. Code 46: Solenoid A Inoperative (Cont)
  • Remove All Jewelry
  • 13. Code 46: Solenoid A Inoperative (Cont)
  • Verify Repair
  • 14. Code 54: A, B, C, D, F, And J Solenoid Off Test
  • Continuity Test
  • 14. Code 54: A, B, C, D, F, And J Solenoid Off Test (Cont)
  • Continuity Test
  • 14. Code 54: A, B, C, D, F, And J Solenoid Off Test (Cont)
  • Remove All Jewelry
  • 14. Code 54: A, B, C, D, F, And J Solenoid Off Test (Cont)
  • Remove All Jewelry
  • 14. Code 54: A, B, C, D, F, And J Solenoid Off Test (Cont)
  • Verify Repair
  • 15. Code 69: Electronic Control Unit (Ecu) Failure
  • Ddr Test
  • 15. Code 69: Electronic Control Unit (Ecu) Failure (Cont)
  • Verify Repair
  • 2-16. Engine Troubleshooting
  • 1. Engine Fails To Crank
  • Ste/Ice-R #73 And #75
  • 1. Engine Fails To Crank (Cont)
  • Voltage Test
  • 1. Engine Fails To Crank (Cont)
  • Voltage Test
  • 1. Engine Fails To Crank (Cont)
  • Diode Test
  • 1. Engine Fails To Crank (Cont)
  • Diode Test
  • 1. Engine Fails To Crank (Cont)
  • Continuity Test
  • 1. Engine Fails To Crank (Cont)
  • Voltage Test
  • 1. Engine Fails To Crank (Cont)
  • Voltage Test
  • 1. Engine Fails To Crank (Cont)
  • Voltage Test
  • 1. Engine Fails To Crank (Cont)
  • Voltage Test
  • 1. Engine Fails To Crank (Cont)
  • Voltage Test
  • 1. Engine Fails To Crank (Cont)
  • Voltage Test
  • 1. Engine Fails To Crank (Cont)
  • Continuity Test
  • 1. Engine Fails To Crank (Cont)
  • Voltage Test
  • 1. Engine Fails To Crank (Cont)
  • Ste/Ice-R #74
  • 1. Engine Fails To Crank (Cont)
  • Verify Repair
  • 2. Low Engine Oil Pressure (Oil Press Gage Continuously Reads Less Than 35 To 40 Psi [241 To 276 Kpa] At 1800 To 2100 Rpm)
  • Ddr Test
  • 2. Low Engine Oil Pressure (Oil Press Gage Continuously Reads Less Than 35 To 40 Psi [241-276 Kpa] At 1800 To 2100 Rpm) (Cont).
  • Visual Inspection
  • 2. Low Engine Oil Pressure (Oil Press Gage Continuously Reads Less Than 35 To 40 Psi [241-276 Kpa] At 1800 To 2100 Rpm) (Cont)
  • Visual Inspection
  • 3. Excessive Engine Oil Consumption
  • Visual Inspection
  • 3. Excessive Engine Oil Consumption (Cont)
  • Visual Inspection
  • 3. Excessive Engine Oil Consumption (Cont)
  • Visual Inspection
  • 3. Excessive Engine Oil Consumption (Cont)
  • Ste/Ice-R #37 Engine Oil Temperature Test
  • 3. Excessive Engine Oil Consumption (Cont)
  • Measurement Test
  • 3. Excessive Engine Oil Consumption (Cont)
  • Verify Repair
  • 4. Excessive Black Or Gray Exhaust Smoke (Water Temp Gage Reads Over 180F [82C])
  • Restriction Indicator And Ste/Ice-R #28 Test
  • 4. Excessive Black Or Gray Exhaust Smoke (Water Temp Gage Reads Over 180F [82C]) (Cont)
  • Visual Inspection
  • 5. Blue Exhaust Smoke (Water Temp Gage Reads Over 180F [82C])
  • Visual Inspection
  • 5. Blue Exhaust Smoke (Water Temp Gage Reads Over 180F [82C]) (Cont)
  • Verify Repair
  • 6. White Exhaust Smoke (Water Temp Gage Reads Over 180F [82C])
  • Visual Inspection
  • 6. White Exhaust Smoke (Water Temp Gage Reads Over 180F [82C]) (Cont)
  • Visual Inspection
  • 7. Engine Does Not Develop Full Power
  • Operation Test
  • 8. Engine Has No Throttle Response With No Codes Or Code 22.
  • Ddr Test
  • 8. Engine Has No Throttle Response With No Codes Or Code 22 (Cont)
  • Resistance Test
  • 8. Engine Has No Throttle Response With No Codes Or Code 22 (Cont)
  • Resistance Test
  • 8. Engine Has No Throttle Response With No Codes Or Code 22 (Cont)
  • Voltage Test
  • 8. Engine Has No Throttle Response With No Codes Or Code 22 (Cont)
  • Voltage Test
  • 8. Engine Has No Throttle Response With No Codes Or Code 22 (Cont)
  • Verify Repair
  • 2-17. Fuel System Troubleshooting
  • Figure 2-23. Fuel System Electrical Schematic
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting
  • Audible Inspection
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Voltage Test
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Continuity Test
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Voltage Test
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Continuity Test
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Voltage Test
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Voltage Test
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Visual Inspection
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Visual Inspection
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Visual Inspection
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Visual Inspection
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Visual Inspection
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Visual Inspection/Ste/Ice-R #26 Test
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Visual Inspection
  • 1. Engine Cranks But Fails To Start Or Stalls After Starting (Cont)
  • Verify Repair
  • 2. Engine Starts But Misfires, Runs Rough, Or Lacks Power
  • Visual Inspection
  • 2. Engine Starts But Misfires, Runs Rough, Or Lacks Power (Cont)
  • Visual Inspection/Ste/Ice-R #24 Test
  • 2. Engine Starts But Misfires, Runs Rough, Or Lacks Power (Cont)
  • Visual Inspection/Ste/Ice-R #26 Test
  • 2. Engine Starts But Misfires, Runs Rough, Or Lacks Power (Cont)
  • Visual Inspection
  • 2. Engine Starts But Misfires, Runs Rough, Or Lacks Power (Cont)
  • Voltage Test
  • 2. Engine Starts But Misfires, Runs Rough, Or Lacks Power (Cont)
  • Voltage Test
  • 2. Engine Starts But Misfires, Runs Rough, Or Lacks Power (Cont)
  • Verify Repair
  • 3. Engine Does Not Start When Ether Starting Aid Is Used In Cold Weather
  • Audible Inspection
  • 3. Engine Does Not Start When Ether Starting Aid Is Used In Cold Weather (Cont)
  • Visual Inspection
  • 3. Engine Does Not Start When Ether Starting Aid Is Used In Cold Weather (Cont)
  • Voltage Test
  • 3. Engine Does Not Start When Ether Starting Aid Is Used In Cold Weather (Cont)
  • Voltage Test
  • 3. Engine Does Not Start When Ether Starting Aid Is Used In Cold Weather (Cont)
  • Voltage Test
  • 3. Engine Does Not Start When Ether Starting Aid Is Used In Cold Weather (Cont)
  • Verify Repair
  • 2-18. Cooling System Troubleshooting
  • 1. Engine Overheats (Water Temp Gage Continuously Reads Over 230F (110C))
  • Hose Inspection
  • 1. Engine Overheats (Water Temp Gage Continuously Reads Over 230F (110C) (Cont))
  • Visual Inspection
  • 1. Engine Overheats (Water Temp Gage Continuously Reads Over 230F (110C) (Cont))
  • Fan Test
  • 1. Engine Overheats (Water Temp Gage Continuously Reads Over 230F (110C) (Cont))
  • Thermostat Test
  • 1. Engine Overheats (Water Temp Gage Continuously Reads Over 230F (110C) (Cont))
  • Water Temperature Gage Test
  • 1. Engine Overheats (Water Temp Gage Continuously Reads Over 230F (110C) (Cont))
  • Pressure Test
  • 1. Engine Overheats (Water Temp Gage Continuously Reads Over 230F [110C]) (Cont)
  • Continuity Test
  • 1. Engine Overheats (Water Temp Gage Continuously Reads Over 230F (110C) (Cont))
  • Table 2-36. Water Temperature Sensor Resistance
  • 1. Engine Overheats (Water Temp Gage Continuously Reads Over 230F (110C) (Cont))
  • Verify Repair
  • 2. Engine Runs Too Cool
  • Visual Inspection
  • 2. Engine Runs Too Cool (Cont).
  • Water Temperature Gage Test
  • 2. Engine Runs Too Cool (Cont)
  • Verify Repair
  • 2-19. Exhaust System Troubleshooting
  • 1. Exhaust System Unusually Noisy Or Vibrates Excessively During Engine Operation
  • Visual Inspection
  • 1. Exhaust System Unusually Noisy Or Vibrates Excessively During Engine Operation (Cont)
  • Visual Inspection
  • 1. Exhaust System Unusually Noisy Or Vibrates Excessively During Engine Operation (Cont)
  • Verify Repair
  • 2-20. Electrical System Troubleshooting
  • Table 2-38. Electrical System Fault Index (Cont).
  • Table 2-38. Electrical System Fault Index (Cont).
  • Figure 2-24. 12 Vdc Circuit Wiring Schematic (145 Amp) (Sheet 1 Of 3)
  • Figure 2-24. 12 Vdc Circuit Wiring Schematic (200 Amp) (Sheet 2 Of 3)
  • Figure 2-24. 12 Vdc Circuit Wiring Schematic (200 Amp With Battery Disconnect Switch) (Sheet 3 Of 3)
  • Figure 2-25. 24 Vdc Circuit Wiring Schematic (145 Amp) (Sheet 1 Of 3)
  • Figure 2-25. 24 Vdc Circuit Wiring Schematic (200 Amp) (Sheet 2 Of 3)
  • Figure 2-25. 24 Vdc Circuit Wiring Schematic (200 Amp With Battery Disconnect Switch) (Sheet 3 Of 3)
  • Figure 2-26. Gages Wiring Schematic
  • Figure 2-27. Work Lights Wiring Schematic
  • Figure 2-28. Instrument Panel Lights Wiring Schematic (Sheet 1 Of 2)
  • Figure 2-28. Instrument Panel Lights Wiring Schematic (Sheet 2 Of 2)
  • Figure 2-29. Dome Light Wiring Schematic
  • Figure 2-30. Beacon Light Wiring Schematic
  • Figure 2-31. Headlights Wiring Schematic
  • Figure 2-32. Turn Signals, Brake Lights Wiring Schematic
  • Figure 2-33. Reverse Light Wiring Schematic
  • Figure 2-34. Marker Lights Wiring Schematic
  • Figure 2-35. Blackout Lights Wiring Schematic
  • Figure 2-36. Horn Wiring Schematic
  • Figure 2-37. Windshield Washer And Wiper Wiring Schematic
  • Figure 2-38. Engine Brake Wiring Schematic
  • Figure 2-39. Charging System Wiring Schematic (145 Amp)
  • Figure 2-40. Charging System Wiring Schematic (200 Amp) (Sheet 1 Of 2)
  • Figure 2-40. Charging System Wiring Schematic (200 Amp With Battery Disconnect Switch) (Sheet 2 Of 2)
  • Figure 2-41. Check Transmission Light Wiring Schematic
  • 1. All 12 And 24 Vdc Circuits Do Not Operate.
  • Resistance Test Ste/Ice-R # 73 And 75 Test
  • 1. All 12 And 24 Vdc Circuits Do Not Operate (Cont)
  • Diode Test
  • 1. All 12 And 24 Vdc Circuits Do Not Operate (Cont)
  • Voltage Test
  • 1. All 12 And 24 Vdc Circuits Do Not Operate (Cont)
  • Voltage Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate
  • Voltage Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Voltage Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Voltage Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Voltage Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Continuity Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Voltage Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Voltage Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Voltage Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Voltage Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Continuity Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Rectifier Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Voltage Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Voltage Test
  • 2. Headlights, Clearance Lights, Horn, Work Lights, Dimmer, Or Beacon Light Do Not Operate (Cont)
  • Verify Repair
  • 3. Ctis, Lhs, Crane And Heater Do Not Operate
  • Voltage Test
  • 3. Ctis, Lhs, Crane And Heater Do Not Operate (Cont)
  • Voltage Test
  • 4. Windshield Wipers, Engine Brake And Gages Do Not Operate
  • Voltage Test
  • 4. Windshield Wipers, Engine Brakes And All Gages Do Not Operate (Cont)
  • Voltage Test
  • 4. Windshield Wipers, Engine Brakes And All Gages Do Not Operate (Cont)
  • Continuity Test
  • 5. Gage(S) Giving No Or Incorrect Readings
  • Visual Inspection
  • 5. Gage(S) Giving No Or Incorrect Readings (Cont)
  • Voltage Test
  • 5. Gage(S) Giving No Or Incorrect Readings (Cont)
  • Continuity Test
  • 5. Gage(S) Giving No Or Incorrect Readings (Cont)
  • Gage Operation Test
  • 5. Gage(S) Giving No Or Incorrect Readings (Cont)
  • Visual Inspection
  • 6. Work Light(S) Will Not Operate
  • Visual Inspection
  • 6. Work Light(S) Will Not Operate (Cont)
  • Continuity Test
  • 6. Work Light(S) Will Not Operate (Cont)
  • Continuity Test
  • 6. Work Light(S) Will Not Operate (Cont)
  • Continuity Test
  • 6. Work Light(S) Will Not Operate (Cont)
  • Voltage Test
  • 6. Work Light(S) Will Not Operate (Cont)
  • Continuity Test
  • 6. Work Light(S) Will Not Operate (Cont)
  • Voltage Test
  • 6. Work Light(S) Will Not Operate (Cont)
  • Verify Repair
  • 7. Instrument Lights Do Not Operate
  • Voltage Test
  • 7. Instrument Lights Do Not Operate (Cont)
  • Voltage Test
  • 8. Dome Light Does Not Operate
  • Continuity Test
  • 8. Dome Light Does Not Operate (Cont)
  • Voltage Test
  • 8. Dome Light Does Not Operate (Cont)
  • Voltage Test
  • 8. Dome Light Does Not Operate (Cont).
  • Verify Repair
  • 9. Beacon Light Does Not Operate
  • Voltage Test
  • 9. Beacon Light Does Not Operate (Cont)
  • Continuity Test
  • 9. Beacon Light Does Not Operate (Cont)
  • Voltage Test
  • 9. Beacon Light Does Not Operate (Cont)
  • Voltage Test
  • 9. Beacon Light Does Not Operate (Cont)
  • Continuity Test
  • 9. Beacon Light Does Not Operate (Cont)
  • Verify Repair
  • 10. Headlight(S) Do Not Operate (Low Beam)
  • Visual Inspection
  • 10. Headlight(S) Do Not Operate (Low Beam) (Cont)
  • Continuity Test
  • 10. Headlight(S) Do Not Operate (Low Beam) (Cont)
  • Continuity Test
  • 10. Headlight(S) Do Not Operate (Low Beam) (Cont)
  • Voltage Test
  • 10. Headlight(S) Do Not Operate (Low Beam) (Cont)
  • Voltage Test
  • 10. Headlight(S) Do Not Operate (Low Beam) (Cont)
  • Continuity Test
  • 10. Headlight(S) Do Not Operate (Low Beam) (Cont).
  • Voltage Test
  • 10. Headlight(S) Do Not Operate (Low Beam) (Cont)
  • Voltage Test
  • 10. Headlight(S) Do Not Operate (Low Beam) (Cont)
  • Verify Repair
  • 11. Headlight(S) Do Not Operate (High Beam)
  • Visual Inspection
  • 11. Headlight(S) Do Not Operate (High Beam) (Cont)
  • Continuity Test
  • 11. Headlight(S) Do Not Operate (High Beam) (Cont)
  • Voltage Test
  • 11. Headlight(S) Do Not Operate (High Beam) (Cont)
  • Voltage Test
  • 11. Headlight(S) Do Not Operate (High Beam) (Cont)
  • Voltage Test
  • 12. Taillight(S) Do Not Operate.
  • Visual Inspection
  • 12. Taillight(S) Do Not Operate (Cont)
  • Continuity Test
  • 12. Taillight(S) Do Not Operate (Cont)
  • Continuity Test
  • 12. Taillight(S) Do Not Operate (Cont)
  • Voltage Test
  • 12. Taillight(S) Do Not Operate (Cont)
  • Verify Repair
  • 13. All Turn Signals Do Not Operate
  • Visual Inspection
  • 13. All Turn Signals Do Not Operate (Cont)
  • Voltage Test
  • 13. All Turn Signals Do Not Operate (Cont)
  • Voltage Test
  • 14. Right Rear Turn Signal Does Not Operate
  • Continuity Test
  • 14. Right Rear Turn Signal Does Not Operate (Cont)
  • Voltage Test
  • 14. Right Rear Turn Signal Does Not Operate (Cont).
  • Continuity Test
  • 14. Right Rear Turn Signal Does Not Operate (Cont)
  • Visual Inspection
  • 14. Right Rear Turn Signal Does Not Operate (Cont)
  • Verify Repair
  • 15. Left Rear Turn Signal Does Not Operate
  • Continuity Test
  • 15. Left Rear Turn Signal Does Not Operate (Cont)
  • Voltage Test
  • 15. Left Rear Turn Signal Does Not Operate (Cont).
  • Continuity Test
  • 15. Left Rear Turn Signal Does Not Operate (Cont).
  • Operational Test
  • 15. Left Rear Turn Signal Does Not Operate (Cont)
  • Verify Repair
  • 16. Left Front Turn Signal Does Not Operate
  • Continuity Test
  • 16. Left Front Turn Signal Does Not Operate (Cont).
  • Voltage Test
  • 16. Left Front Turn Signal Does Not Operate (Cont)
  • Continuity Test
  • 16. Left Front Turn Signal Does Not Operate (Cont)
  • Visual Inspection
  • 17. Right Front Turn Signal Does Not Operate
  • Continuity Test
  • 17. Right Front Turn Signal Does Not Operate (Cont)
  • Voltage Test
  • 17. Right Front Turn Signal Does Not Operate (Cont)
  • Continuity Test
  • 17. Right Front Turn Signal Does Not Operate (Cont)
  • Continuity Test
  • 17. Right Front Turn Signal Does Not Operate (Cont)
  • Visual Inspection
  • 18. Parking Light(S) Do Not Operate.
  • Continuity Test
  • 18. Parking Light(S) Do Not Operate (Cont)
  • Voltage Test
  • 18. Parking Light(S) Do Not Operate (Cont)
  • Continuity Test Voltage Test
  • 19. Stoplight Does Not Operate
  • Voltage Test
  • 19. Stoplight Does Not Operate (Cont)
  • Voltage Test
  • 19. Stoplight Does Not Operate (Cont)
  • Voltage Test
  • 19. Stoplight Does Not Operate (Cont)
  • Voltage Test
  • 19. Stoplight Does Not Operate (Cont)
  • Verify Repair
  • 20. Reverse Light Does Not Operate.
  • Continuity Test
  • 20. Reverse Light Does Not Operate (Cont).
  • Voltage Test
  • 20. Reverse Light Does Not Operate (Cont)
  • Voltage Test
  • 20. Reverse Light Does Not Operate (Cont)
  • Voltage Test
  • 20. Reverse Light Does Not Operate (Cont)
  • Voltage Test
  • 20. Reverse Light Does Not Operate (Cont)
  • Verify Repair
  • 21. Reverse Alarm Does Not Operate
  • Voltage Test
  • 21. Reverse Alarm Does Not Operate (Cont).
  • Continuity Test
  • 22. Clearance, Side Marker, And Id Light(S) Do Not Operate
  • Visual Inspection
  • 22. Clearance, Side Marker, And Id Light(S) Do Not Operate (Cont)
  • Continuity Test
  • 22. Clearance, Side Marker, And Id Light(S) Do Not Operate (Cont)
  • Continuity Test
  • 22. Clearance, Side Marker, And Id Light(S) Do Not Operate (Cont)
  • Voltage Test
  • 22. Clearance, Side Marker, And Id Light(S) Do Not Operate (Cont)
  • Voltage Test
  • 22. Clearance, Side Marker, And Id Light(S) Do Not Operate (Cont)
  • Voltage Test
  • 22. Clearance, Side Marker, And Id Light(S) Do Not Operate (Cont)
  • Continuity Test
  • 22. Clearance, Side Marker, And Id Light(S) Do Not Operate (Cont)
  • Verify Repair
  • 23. All Blackout Lights Do Not Operate
  • Remove All Jewelry
  • 23. All Blackout Lights Do Not Operate (Cont)
  • Continuity Test
  • 24. Blackout Drive Light Does Not Operate
  • Continuity Test
  • 24. Blackout Drive Light Does Not Operate (Cont)
  • Voltage Test
  • 24. Blackout Drive Light Does Not Operate (Cont)
  • Voltage Test
  • 24. Blackout Drive Light Does Not Operate (Cont)
  • Verify Repair
  • 25. Blackout Stoplights Do Not Operate
  • Visual Inspection
  • 25. Blackout Stoplights Do Not Operate (Cont)
  • Voltage Test
  • 25. Blackout Stoplights Do Not Operate (Cont)
  • Voltage Test
  • 25. Blackout Stoplights Do Not Operate (Cont).
  • Remove All Jewelry
  • 25. Blackout Stoplights Do Not Operate (Cont)
  • Verify Repair
  • 26. Rear Blackout Clearance Or Taillight(S) Does Not Operate
  • Visual Inspection
  • 26. Rear Blackout Clearance Or Taillight Does Not Operate (Cont).
  • Visual Inspection
  • 26. Rear Blackout Clearance Or Taillight Does Not Operate (Cont)
  • Continuity Test
  • 26. Rear Blackout Clearance Or Taillight Does Not Operate (Cont)
  • Voltage Test
  • 26. Rear Blackout Clearance Or Taillight Does Not Operate (Cont)
  • Voltage Test
  • 27. Front Blackout Clearance Or Marker Light Does Not Operate
  • Visual Inspection
  • 27. Front Blackout Clearance Or Marker Light Does Not Operate
  • Visual Inspection
  • 27. Front Blackout Clearance Or Marker Light Does Not Operate (Cont)
  • Continuity Test
  • 27. Front Blackout Clearance Or Marker Light Does Not Operate (Cont)
  • Voltage Test
  • 27. Front Blackout Clearance Or Marker Light Does Not Operate (Cont)
  • Voltage Test
  • 28. Blackout Tail, Marker And Clearance Lights Do Not Operate
  • Voltage Test
  • 28. Blackout Tail, Marker And Clearance Lights Do Not Operate (Cont)
  • Continuity Test
  • 29. Horn Does Not Operate
  • Voltage Test
  • 29. Horn Does Not Operate (Cont)
  • Continuity Test
  • 29. Horn Does Not Operate (Cont)
  • Voltage Test
  • 29. Horn Does Not Operate (Cont)
  • Voltage Test
  • 29. Horn Does Not Operate (Cont)
  • Continuity Test
  • 29. Horn Does Not Operate (Cont)
  • Continuity Test
  • 29. Horn Does Not Operate (Cont).
  • Continuity Test
  • 29. Horn Does Not Operate (Cont)
  • Voltage Test
  • 30. Windshield Washers Do Not Operate
  • Visual Inspection
  • 30. Windshield Washers Do Not Operate (Cont)
  • Manual Override Test
  • 30. Windshield Washers Do Not Operate (Cont)
  • Pressure Test
  • 30. Windshield Washers Do Not Operate (Cont)
  • Voltage Test
  • 30. Windshield Washers Do Not Operate (Cont)
  • Voltage Test
  • 30. Windshield Washers Do Not Operate (Cont)
  • Verify Repair
  • 31. Windshield Wipers Do Not Operate At High Or Low Speed.
  • Voltage Test
  • 31. Windshield Wipers Do Not Operate At High Or Low Speed (Cont)
  • Voltage Test
  • 31. Windshield Wipers Do Not Operate At High Or Low Speed (Cont)
  • Voltage Test
  • 31. Windshield Wipers Do Not Operate At High Or Low Speed (Cont)
  • Continuity Test
  • 31. Windshield Wipers Do Not Operate At High Or Low Speed (Cont)
  • Verify Repair
  • 32. Windshield Wipers Do Not Operate (Low Speed)
  • Voltage Test
  • 32. Windshield Wipers Do Not Operate (Low Speed) (Cont).
  • Continuity Test
  • 32. Windshield Wipers Do Not Operate (Low Speed) (Cont).
  • Verify Repair
  • 33. Windshield Wipers Do Not Operate (High Speed)
  • Continuity Test
  • 33. Windshield Wipers Do Not Operate (High Speed) (Cont)
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low (Cont)
  • Continuity Test
  • 34. Engine Brake Does Not Operate In Low (Cont)
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low (Cont).
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low (Cont)
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low (Cont)
  • Continuity Test
  • 34. Engine Brake Does Not Operate In Low (Cont)
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low (Cont)
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low (Cont).
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low (Cont)
  • Continuity Test
  • 34. Engine Brake Does Not Operate In Low (Cont).
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low (Cont)
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low (Cont)
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low (Cont)
  • Voltage Test
  • 34. Engine Brake Does Not Operate In Low (Cont)
  • Verify Repair
  • 35. Engine Brake Does Not Operate In High
  • Voltage Test
  • 35. Engine Brake Does Not Operate In High (Cont).
  • Continuity Test
  • 35. Engine Brake Does Not Operate In High (Cont)
  • Voltage Test
  • 35. Engine Brake Does Not Operate In High (Cont)
  • Verify Repair
  • 36. Shift Selector Panel Lamps Do Not Operate
  • Visual Inspection
  • 36. Shift Selector Panel Lamps Do Not Operate (Cont)
  • Continuity Test
  • 36. Shift Selector Panel Lamps Do Not Operate (Cont)
  • Continuity Test
  • 36. Shift Selector Panel Lamps Do Not Operate (Cont)
  • Voltage Test
  • 36. Shift Selector Panel Lamps Do Not Operate (Cont)
  • Verify Repair
  • 37. Shift Selector Range Led(S) Do Not Operate
  • Visual Inspection
  • 37. Shift Selector Led(S) Do Not Operate (Cont)
  • Verify Repair
  • 38. Trans Check Light Will Not Operate
  • Continuity Test
  • 38. Trans Check Light Will Not Operate (Cont)
  • Voltage Test
  • 38. Trans Check Light Will Not Operate (Cont)
  • Continuity Test
  • 38. Trans Check Light Will Not Operate (Cont)
  • Verify Repair
  • 39. Trans Check Light Will Not Go Out
  • Voltage Test
  • 39. Trans Check Light Will Not Go Out (Cont)
  • Voltage Test
  • 39. Trans Check Light Will Not Go Out (Cont)
  • Voltage Test
  • 39. Trans Check Light Will Not Go Out (Cont)
  • Continuity Test
  • 39. Trans Check Light Will Not Go Out (Cont)
  • Verify Repair
  • 40. Emerg Steer Light Will Not Go Out
  • Voltage Test
  • 40. Emerg Steer Light Will Not Go Out (Cont)
  • Continuity Test
  • 40. Emerg Steer Light Will Not Go Out (Cont)
  • Verify Repair
  • 41. Trailer Marker Lights Do Not Operate
  • Voltage Test
  • 41. Trailer Marker Lights Do Not Operate (Cont)
  • Voltage Test
  • 41. Trailer Marker Lights Do Not Operate (Cont).
  • Continuity Test
  • 41. Trailer Marker Lights Do Not Operate (Cont)
  • Verify Repair
  • 42. Trailer R.H. Turn Signal/Stoplight Does Not Operate
  • Voltage Test
  • 42. Trailer R.H. Turn Signal/Stoplight Does Not Operate (Cont)
  • Voltage Test
  • 42. Trailer R.H. Turn Signal/Stoplight Does Not Operate (Cont)
  • Verify Repair
  • 43. Trailer L.H. Turn Signal/Stoplight Does Not Operate
  • Voltage Test
  • 43. Trailer L.H. Turn Signal/Stoplight Does Not Operate (Cont)
  • Voltage Test
  • 43. Trailer L.H. Turn Signal/Stoplight Does Not Operate (Cont).
  • Continuity Test
  • 43. Trailer L.H. Turn Signal/Stoplight Does Not Operate (Cont)
  • Verify Repair
  • 44. Trailer Blackout Taillights Do Not Operate
  • Voltage Test
  • 44. Trailer Blackout Taillights Do Not Operate (Cont)
  • Voltage Test
  • 44. Trailer Blackout Taillights Do Not Operate (Cont)
  • Continuity Test
  • 44. Trailer Blackout Taillights Do Not Operate (Cont).
  • Verify Repair
  • 45. Trailer Blackout Stoplights Do Not Operate
  • Voltage Test
  • 45. Trailer Blackout Stoplights Do Not Operate (Cont).
  • Voltage Test
  • 45. Trailer Blackout Stoplights Do Not Operate (Cont)
  • Continuity Test
  • 45. Trailer Blackout Stoplights Do Not Operate (Cont)
  • Verify Repair
  • 46. Low Air/Hydraulic Oil Alarm Does Not Operate
  • Continuity Test
  • 46. Low Air/Hydraulic Oil Alarm Does Not Operate (Cont)
  • Continuity Test
  • 46. Low Air/Hydraulic Oil Alarm Does Not Operate (Cont)
  • Rectifier Test
  • 46. Low Air/Hydraulic Oil Alarm Does Not Operate (Cont)
  • Verify Repair
  • 47. Low Air Warning Light Does Not Operate
  • Continuity Test
  • 47. Low Air Warning Light Does Not Operate (Cont)
  • Continuity Test
  • 47. Low Air Warning Light Does Not Operate (Cont)
  • Verify Repair
  • 48. Low Air Light And Low Air/Hydraulic Oil Alarm Do Not Operate
  • Continuity Test
  • 48. Low Air Light And Low Air/Hydraulic Oil Alarm Do Not Operate (Cont)
  • Verify Repair
  • 49. Heater Does Not Operate Or Will Not Change Speeds
  • Operation Test
  • 49. Heater Does Not Operate Or Will Not Change Speeds (Cont)
  • Continuity Test
  • 49. Heater Does Not Operate Or Will Not Change Speeds (Cont)
  • Continuity Test
  • 49. Heater Does Not Operate Or Will Not Change Speeds (Cont)
  • Voltage Test
  • 49. Heater Does Not Operate Or Will Not Change Speeds (Cont)
  • Voltage Test
  • 49. Heater Does Not Operate Or Will Not Change Speeds (Cont)
  • Voltage Test
  • 49. Heater Does Not Operate Or Will Not Change Speeds (Cont)
  • Verify Repair
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp)
  • Visual Inspection
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont)
  • Continuity Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont)
  • Voltage Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont).
  • Continuity Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont).
  • Voltage Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont)
  • Continuity Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont)
  • Continuity Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont).
  • Voltage Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont)
  • Voltage Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont)
  • Continuity Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont)
  • Continuity Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont)
  • Voltage Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont).
  • Voltage Test
  • 50. 12 And 24 Volt Systems Not Charging Or Under Charging (145 Amp) (Cont)
  • Verify Repair
  • 51. 12 Volt System Over Or Under Charging (145 Amp)
  • Voltage Test
  • 51. 12 Volt System Over Or Under Charging (145 Amp) (Cont)
  • Verify Repair
  • 52. 24 Volt System Not Charging Or Under Charging (145 Amp).
  • Voltage Test
  • 52. 24 Volt System Not Charging Or Under Charging (145 Amp) (Cont).
  • Voltage Test
  • 52. 24 Volt System Not Charging Or Under Charging (145 Amp) (Cont).
  • Voltage Test
  • 52. 24 Volt System Not Charging Or Under Charging (145 Amp) (Cont)
  • Voltage Test
  • 52. 24 Volt System Not Charging Or Under Charging (145 Amp) (Cont)
  • Verify Repair
  • 53. 24 Volt System Over Charging (145 Amp) (Voltmeter Reads Over 28 Vdc)
  • Voltage Test
  • 53. 24 Volt System Over Charging (145 Amp) (Cont.)
  • Voltage Test
  • 53. 24 Volt System Over Charging (145 Amp) (Cont.)
  • Verify Repair
  • 54. 12 And 24 Volt Systems Not Charging Or Under Charging (200 Amp)
  • Visual Inspection
  • 54. 12 And 24 Volt Systems Not Charging Or Under Charging (200 Amp) (Cont)
  • Continuity Test
  • 54. 12 And 24 Volt Systems Not Charging Or Under Charging (200 Amp) (Cont)
  • Continuity Test
  • 54. 12 And 24 Volt Systems Not Charging Or Under Charging (200 Amp) (Cont)
  • Visual Inspection
  • 54. 12 And 24 Volt Systems Not Charging Or Under Charging (200 Amp) (Cont).
  • Continuity Test
  • 54. 12 And 24 Volt Systems Not Charging Or Under Charging (200 Amp) (Cont)
  • Voltage Test
  • 54. 12 And 24 Volt Systems Not Charging Or Under Charging (200 Amp) (Cont)
  • Voltage Test
  • 54. 12 And 24 Volt Systems Not Charging Or Under Charging (200 Amp) (Cont)
  • Voltage Test
  • 54. 12 And 24 Volt Systems Not Charging Or Under Charging (200 Amp) (Cont)
  • Verify Repair
  • 2-20. Electrical System Troubleshooting (Cont.)
  • Voltage Test
  • 55. 12 Volt System Over Or Under Charging (200 Amp) (Cont)
  • Verify Repair
  • 56. 24 Volt System Over Or Under Charging (200 Amp)
  • Voltage Test
  • 56. 24 Volt System Over Or Under Charging (200 Amp) (Cont)
  • Verify Repair
  • 2-21. Transmission Troubleshooting
  • 1. Transmission Overheats (Trans Temp Gage Continuously Reads Over 220F (104C))
  • Visual Inspection
  • 1. Transmission Overheats (Trans Temp Gage Continuously Reads Over 220F (104C)) (Cont)
  • Visual Inspection
  • 1. Transmission Overheats (Trans Temp Gage Continuously Reads Over 220F (104C)) (Cont).
  • Visual Inspection
  • 2. Transmission Will Not Shift Into Gear, Slips Into And Out Of Gear, Or Does Not Respond To Shift Selector Key Pad
  • Transmission Oil Level Check
  • 2. Transmission Will Not Shift Into Gear, Slips Into And Out Of Gear Or Does Not Respond To Shift Selector Key Pad (Cont)
  • Visual Inspection
  • 2. Transmission Will Not Shift Into Gear, Slips Into And Out Of Gear Or Does Not Respond To Shift Selector Key Pad (Cont)
  • Verify Repair
  • 3. Transmission Shifts Roughly
  • Transmission Oil Level Check
  • 3. Transmission Shifts Roughly (Cont)
  • Visual Inspection
  • 3. Transmission Shifts Roughly (Cont)
  • Verify Repair
  • 4. Automatic Shifts Occur At Too High Or Low Of A Speed
  • Transmission Oil Level Check
  • 4. Automatic Shifts Occur At Too High Or Low Of A Speed (Cont)
  • Visual Inspection
  • 4. Automatic Shifts Occur At Too High Or Low Of A Speed (Cont).
  • Verify Repair
  • 2-22. Transfer Case Troubleshooting
  • Figure 2-42. Transfer Case Lockup Electrical Schematic
  • 1. Transfer Case Unusually Noisy When Operating
  • Visual Inspection
  • 1. Transfer Case Unusually Noisy When Operating (Cont)
  • Visual Inspection
  • 1. Transfer Case Unusually Noisy When Operating (Cont)
  • Visual Inspection
  • 1. Transfer Case Unusually Noisy When Operating (Cont)
  • Visual Inspection
  • 1. Transfer Case Unusually Noisy When Operating (Cont)
  • Verify Repair
  • 2. Transfer Case Does Not Shift Into High Or Low Or Slips Out Of Gear
  • Visual Inspection
  • 2. Transfer Case Does Not Shift Into High Or Low Or Slips Out Of Gear (Cont).
  • Cable Adjustment
  • 2. Transfer Case Does Not Shift Into High Or Low Or Slips Out Of Gear (Cont)
  • Verify Repair
  • 3. Transfer Case Will Not Lockup.
  • Voltage Test
  • 3. Transfer Case Will Not Lockup (Cont)
  • Continuity Test
  • 3. Transfer Case Will Not Lockup (Cont)
  • Visual/Audible Inspection
  • 3. Transfer Case Will Not Lockup (Cont)
  • Continuity Test
  • 2-23. Driveshafts And Universal Joints Troubleshooting
  • 1. Driveshafts Or Universal Joints Unusually Noisy When Operating
  • Visual Inspection
  • 1 Driveshafts Or Universal Joints Unusually Noisy When Operating (Cont)
  • Visual Inspection
  • 1 Driveshafts Or Universal Joints Unusually Noisy When Operating (Cont)
  • Visual Inspection
  • 1 Driveshafts Or Universal Joints Unusually Noisy When Operating (Cont)
  • Verify Repair
  • 2-24. Brakes System Troubleshooting
  • Schematics
  • Figure 2-44. Axles No. 1 And No. 2 Brakes Air Diagram
  • Figure 2-45. Axle No.3 Brakes Air Diagram
  • Figure 2-46. Axles No.4 And No.5 Brakes Air Diagram
  • 1. Parking Brakes On Axles No. 3 Through No. 5 Do Not Release
  • Visual/Audible Inspection
  • 1. Parking Brakes On Axles No. 3 Through No. 5 Do Not Release (Cont)
  • Visual/Audible Inspection
  • 1. Parking Brakes On Axles No. 3 Through No. 5 Do Not Release (Cont)
  • Dash Manifold Valve Test
  • 1. Parking Brakes On Axles No. 3 Through No. 5 Do Not Release (Cont)
  • Pressure Test
  • 2. Parking Brakes On Axle No. 3 Do Not Release
  • Visual Inspection
  • 2. Parking Brakes On Axle No. 3 Do Not Release (Cont)
  • Visual/Audible Inspection
  • 2. Parking Brakes On Axle No. 3 Do Not Release (Cont)
  • Visual/Audible Inspection
  • 2. Parking Brakes On Axle No. 3 Do Not Release (Cont)
  • Pressure Test
  • 2. Parking Brakes On Axle No. 3 Do Not Release (Cont)
  • Air Chamber Test
  • 2. Parking Brakes On Axle No. 3 Do Not Release (Cont)
  • Verify Repair
  • 3. Parking Brakes On Axles No. 4 And No. 5 Do Not Release
  • Operation Test
  • 3. Parking Brakes On Axles No. 4 And No. 5 Do Not Release (Cont)
  • Visual/Audible Inspection
  • 3. Parking Brakes On Axles No. 4 And No. 5 Do Not Release (Cont)
  • Relay Spring Valve No. 2 Test
  • 3. Parking Brakes On Axles No. 4 And No. 5 Do Not Release (Cont)
  • Operation Test
  • 3. Parking Brakes On Axles No. 4 And No. 5 Do Not Release (Cont)
  • Verify Repair
  • 4. Parking Brakes On Axles No. 3 And No. 5 Do Not Apply
  • Visual Inspection
  • 4. Parking Brakes On Axles No. 3 Through No. 5 Do Not Apply (Cont)
  • Dash Manifold Valve Test
  • 4. Parking Brakes On Axles No. 3 Through No. 5 Do Not Apply (Cont)
  • Verify Repair
  • 5. Parking Brakes On Axle No. 3 Do Not Apply
  • Operation Test
  • 5. Parking Brakes On Axle No. 3 Do Not Apply (Cont)
  • Visual Inspection
  • 5. Parking Brakes On Axle No. 3 Do Not Apply (Cont)
  • Relay Spring Valve No. 1 Test
  • 5. Parking Brakes On Axle No. 3 Do Not Apply (Cont)
  • Visual Inspection
  • 2-24. Brakes System Troubleshooting (Cont)
  • 6. Parking Brakes On Axles No. 4 And No. 5 Do Not Apply.
  • 6. Parking Brakes On Axles No. 4 And No. 5 Do Not Apply (Cont)
  • Visual Inspection
  • 6. Parking Brakes On Axles No. 4 And No. 5 Do Not Apply (Cont)
  • Pressure Test
  • 6. Parking Brakes On Axles No. 4 And No. 5 Do Not Apply (Cont)
  • Operation Test
  • 6. Parking Brakes On Axles No. 4 And No. 5 Do Not Apply (Cont)
  • Verify Repair
  • 7. Trailer Service Brakes Do Not Apply When Hand Control Valve Is Operated
  • Visual/Audible Inspection
  • 7. Trailer Service Brakes Do Not Apply When Hand Brake Valve Is Operated (Cont).
  • Hand Brake Valve Test
  • Known Info
  • Front Double Check Valve (Middle) Test
  • 7. Trailer Service Brakes Do Not Apply When Hand Brake Valve Is Operated (Cont)
  • Tractor Protection Valve Test
  • 8. Service Brakes On Axles No. 3 Through No. 5 Do Not Apply
  • Visual/Audible Inspection
  • 8. Service Brakes On Axles No. 3 Through No. 5 Do Not Apply (Cont).
  • Brake Treadle Valve Test
  • 8. Service Brakes On Axles No. 3 Through No. 5 Do Not Apply (Cont)
  • Front Double Check Valve (Top) Test
  • 8. Service Brakes On Axles No. 3 Through No. 5 Do Not Apply (Cont)
  • Quick Release Valve Test
  • 9. Service Brakes On Axles No. 3 Through No. 5 Do Not Release
  • Visual Inspection
  • 9. Service Brakes On Axles No. 3 Through No. 5 Do Not Release (Cont)
  • Brake Treadle Valve Test
  • 9. Service Brakes On Axles No. 3 Through No. 5 Do Not Release (Cont)
  • Audible Inspection
  • 10. Service Brakes On Axle No. 3 Do Not Apply
  • Operation Test
  • 10. Service Brakes On Axle No. 3 Do Not Apply (Cont)
  • Visual/Audible Inspection
  • 10. Service Brakes On Axle No. 3 Do Not Apply (Cont)
  • Service Relay Valve No. 2 Test
  • 10. Service Brakes On Axle No. 3 Do Not Apply (Cont)
  • Operation Test
  • 10. Service Brakes On Axle No. 3 Do Not Apply (Cont)
  • Verify Repair
  • 11. Service Brakes On Axle No. 3 Do Not Release
  • Operation Test
  • 11. Service Brakes On Axle No. 3 Do Not Release (Cont)
  • Visual/Audible Inspection
  • 11. Service Brakes On Axle No. 3 Do Not Release (Cont)
  • Service Relay Valve No. 2 Test
  • 11. Service Brakes On Axle No. 3 Do Not Release (Cont)
  • Operation Test
  • 11. Service Brakes On Axle No. 3 Do Not Release (Cont)
  • Verify Repair
  • 12. Service Brakes On Axles No. 4 And 5 Do Not Apply.
  • Operation Test
  • 12. Service Brakes On Axles No. 4 And No. 5 Do Not Apply (Cont)
  • Visual/Audible Inspection
  • 12. Service Brakes On Axles No. 4 And No. 5 Do Not Apply (Cont)
  • Service Relay Valve No. 3 Test
  • 12. Service Brakes On Axles No. 4 And No. 5 Do Not Apply (Cont)
  • Operation Test
  • 12. Service Brakes On Axles No. 4 And No. 5 Do Not Apply (Cont)
  • Verify Repair
  • 13. Service Brakes On Axles No. 4 And No. 5 Do Not Release
  • Operation Test
  • 13. Service Brakes On Axles No. 4 And No. 5 Do Not Release (Cont).
  • Visual Inspection
  • 13. Service Brakes On Axles No. 4 And No. 5 Do Not Release (Cont)
  • Service Relay Valve No. 3 Test
  • 13. Service Brakes On Axles No. 4 And No. 5 Do Not Release (Cont)
  • Operation Test
  • 13. Service Brakes On Axles No. 4 And No. 5 Do Not Release (Cont).
  • Verify Repair
  • 14. Service Brakes On Axles No. 1 And No. 2 Do Not Apply.
  • Operation Test
  • 14. Service Brakes On Axles No. 1 And No. 2 Do Not Apply (Cont)
  • Visual/Audible Inspection
  • 14. Service Brakes On Axles No. 1 And No. 2 Do Not Apply (Cont)
  • Service Relay Valve No. 1 Test
  • 14. Service Brakes On Axles No. 1 And No. 2 Do Not Apply (Cont)
  • Operation Test
  • 14. Service Brakes On Axles No. 1 And No. 2 Do Not Apply (Cont)
  • Verify Repair
  • 15. Service Brakes On Axles No. 1 And No. 2 Do Not Release.
  • Visual Inspection
  • 15. Service Brakes On Axles No. 1 And No. 2 Do Not Release (Cont)
  • Visual Inspection
  • 15. Service Brakes On Axles No. 1 And No. 2 Do Not Release (Cont)
  • Service Relay Valve No. 1 Test
  • 15. Service Brakes On Axles No. 1 And No. 2 Do Not Release (Cont)
  • Operation Test
  • 15. Service Brakes On Axles No. 1 And No. 2 Do Not Release (Cont)
  • Verify Repair
  • 16. Truck Brakes Unevenly; Pulls To One Side
  • Visual/Audible Inspection
  • 16. Truck Brakes Unevenly; Pulls To One Side (Cont)
  • Operation Test
  • 16. Truck Brakes Unevenly; Pulls To One Side (Cont)
  • Verify Repair
  • 17. Excessive Braking Distance
  • Operation Test
  • 17. Excessive Braking Distance (Cont)
  • Operation Test
  • 17. Excessive Braking Distance (Cont)
  • Verify Repair
  • 18. Brake Drums Overheat
  • Adjustment Test
  • 18. Brake Drums Overheat (Cont)
  • Verify Repair
  • 2-25. Axle No. 3 Air Bag Troubleshooting.
  • Figure 2-47. Axle No. 3 Air Bags Air Diagram
  • 1. Axle No. 3 Air Bag(S) Will Not Inflate
  • Visual Inspection
  • 1. Axle No. 3 Air Bag(S) Will Not Inflate (Cont)
  • Visual/Audible Inspection
  • 1. Axle No. 3 Air Bag(S) Will Not Inflate (Cont)
  • Visual/Audible Inspection
  • 1. Axle No. 3 Air Bag(S) Will Not Inflate (Cont)
  • Pressure Test
  • 1. Axle No. 3 Air Bag(S) Will Not Inflate (Cont)
  • Pressure Test
  • 1. Axle No. 3 Air Bag(S) Will Not Inflate (Cont)
  • Verify Repair
  • 2. One Axle No. 3 Air Bag Will Not Deflate
  • Visual Inspection
  • 2. One Axle No. 3 Air Bag Will Not Deflate (Cont)
  • Visual/Audible Inspection
  • Teh Metric System And Equivalents

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