Wire is not repairable if damage cannot be visually located or if a prior repair has already
reduced length of wire. Wire is not repairable if after repair, wire is too short to reach its
1. Inspect wire 150/151D between battery A1 negative and engine harness connector MC21, terminal B for
repairability. Refer to schematics.
Can engine harness wire 150/151D be repaired?
No - Replace engine harness (refer to TM 9-2320-315-14&P).Test 42 - Does high idle operate?
Yes - Repair wire 150/151D (refer to TM 9-2320-315-14&P).Test 42 - Does high idle operate?
TEST 41 - Does high idle operate after swapping high idle active relay R10 with a known good relay?
Ensure electrical power is off prior to working on all electrical connections. Failure to comply
may result in injury or death to personnel.
Remove all jewelry such as rings, ID tags, bracelets, etc. prior to working on or around
vehicle. Jewelry and tools can catch on equipment, contact positive electrical circuits, and
cause a direct short, severe burns, or electrical shock. Failure to comply may result in injury
or death to personnel.