TM 5-5420-202-20-1
DETAILED TROUBLESHOOTING PROCEDURE
VEHICLE OPERATION HULL POWER
(Continued)
Symptom-31.1
FROM STEP 19
12326538
43
Check CKT 1 for continuity in harnesses
12326542 and 12326538.
Second Technician (Left Top Deck Grille Doors)
Open left top deck grille doors to gain access
to engine disconnects.
Disconnect bulkhead engine disconnect
harness 12326538 connector from engine
disconnect.
Connect jumper wire from contact J (CKT 1) of
bulkhead engine disconnect harness
12326538 connector to ground.
First Technician (Commander's Station)
Connect red probe of meter to "T" harness
socket E and black probe to ground.
Check if meter indicates continuity.
Does meter indicate continuity?
44
Check CKT 1 for continuity in
harness 12326542.
NO
See step 48.
YES
4-414.22
Change 6
