Table 4-3. 24 Volt Electrical System Fault Index

TM 9-2330-385-14

4-13. 24 VOLT ELECTRICAL SYSTEM TROUBLESHOOTING PROCEDURES.

This paragraph covers 24 volt electrical system troubleshooting procedures. The 24 Volt Electrical System Fault Index,

Table 4-3, lists faults for the 24 volt electrical system of the trailer. Refer to schematic, Figure FO-1 when performing tests

and corrective actions.

Table 4-3. 24 Volt Electrical System Fault Index

Fault

Page

Troubleshooting Procedure

Number

Front Side Marker Light Does Not Operate

4-26

.............................................................

Rear Side Marker Light(s) Do Not Operate

4-34

.............................................................

Rear Marker Light(s) Do Not Operate

4-44

....................................................................

Taillight Does Not Operate

4-54

...................................................................................

Stoplight Does Not Operate

4-62

..................................................................................

Blackout Taillight(s) Do Not Operate

4-74

.....................................................................

Blackout Stoplight(s) Do Not Operate

4-86

....................................................................

All Lights On Rear Of Trailer Do Not Operate

4-98

........................................................

Rear Side Marker Lights, Rear Marker Lights And Taillights Do Not Operate

4-102

.............

10.

All Marker Lights And Taillights Do Not Operate

4-108

...................................................

11.

Auxiliary Light Bar Marker Lights And Taillights Do Not Operate

4-116

............................

12.

Front Side Marker Light(s) Do Not Operate (S/N YB6122-075 And Up) . . . . . . . . . . .

4-118.2

13.

Rear Side Marker Light(s) Do Not Operate (S/N YB6122-075 And Up)

...........

4-118.8

14.

24 Volt Electrical Light(s) Do Not Operate (S/N YB6122-075 And Up) . . . . . . . . . . . .

4-118.14

15.

Taillight(s) Do Not Operate (S/N YB6122-075 And Up) . . . . . . . . . . . . . . . . . . . . . . . .

4-118.20

16.

Stoplight(s) Do Not Operate (S/N YB6122-075 And Up)

.......................

4-118.32

17.

Blackout Taillight(s) Do Not Operate (S/N YB6122-075 And Up) . . . . . . . . . . . . . . . .

4-118.40

18.

Blackout Stoplight(s) Do Not Operate (S/N YB6122-075 And Up)

...............

4-118.46

19.

All Lights On Rear Of Trailer Do Not Operate (S/N YB6122-075 And Up) . . . . . . . . .

4-118.52

20.

All Marker Light(s) Do Not Operate (S/N YB6122-075 And Up) . . . . . . . . . . . . . . . . .

4-118.56

21.

All Marker Light(s) And Taillights Do Not Operate (S/N YB6122-075 And Up) . . . . .

4-118.62

22.

Auxiliary Light Bar Marker Lights And Taillights Do Not Operate

(S/N YB6122-075 And Up) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4-118.68

23.

All Trailer Lights Do Not Operate (S/N YB6122-075 And Up)

..................

4-118.72

4-25