(1) Disconnect connector from transducer
on rear manifold.
(2) Set multimeter select switch to volts dc.
(3) Connect positive (+) multimeter lead to
blackwire terminal at transducer
(4) Connect negative () multimeter lead to
rear manifold ground braid.
(5) Turn ON ENGINE switch.
(6) Push CTIS START button.
(a) If 4.7 to 5.2 vdc are not present, turn
OFF ENGINE switch and replace
rear manifold (Para 13-9).
(b) If 4.7 to 5.2 vdc are present, turn OFF
ENGINE switch and go to Step 15 of
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry or tools contact positive electrical
circuits, a direct short may result. Damage to equipment, injury or death to personnel may occur.