TEST OR INSPECTION
Remove rings, wristwatches, neck chains, and any other jewelry before working
around vehicle. Jewelry can catch on equipment and cause serious injury. Jewelry
and tools may short across electrical circuits and cause damage to equipment, or
severe burns or electrical shock to personnel.
Remove skid plate grille (WP 0550). Turn Service Drive Lights Off (TM 9-2320-347-10).
Turn battery disconnect switch to OFF position (WP 0007). Disconnect main wire
harness main 2 connector. With a test lead set, check for continuity across wire 1189
(red) from main wire harness main 2 connector, terminal G to main wire harness
passenger side body wire harness connector, terminal C.
If there is continuity, repair wire 1189 in cab power distribution wire
harness if repairable (TM 9-2320-325-14&P), or replace cab power
distribution wire harness and block (WP 0441).
If there is no continuity, repair wire 1189 in main wire harness if
repairable (TM 9-2320-325-14&P), or replace main wire harness