5 - 143 ELECTRICAL SYSTEM - CABLE SHORTING TEST
This task covers:
Tool Kit, General Mechanic's, Automotive (GMTK)
Multimeter (Shop Set Contact Maintenance Truck HMMWV)
Vehicle switched off and battery shutoff switch in the off position
Multimeter set to ohms
Disconnect the harness connector with the wire suspected of damage.
Set the multimeter to ohms.
Connect (+) positive multimeter lead to harness connector terminal of the suspected cable.
Connect (-) positive multimeter lead to each of the other terminals in the harness
a. If there is continuity, the suspected cable and the cable where continuity is measured
are shorting together; repair the cable.
If there is no continuity, all wires are OK.
Switch the battery shutoff switch to the on position.