TM 10-3930-675-24-1
ENGINE BATTERY VOLTAGE CIRCUITS TROUBLESHOOTING - CONTINUED
0025 00
Table 1. Error Code 1434 - Unswitched Battery
Supply Circuit Failure Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Error Code 1434 - Unswitched Battery Supply
8. Check continuity. Disconnect a. If continuity to ground is not
found at any one pin; check
Circuit Failure - Continued
the OEM harness connector
wire W19 for proper
from ECU (794). Check
connection on the main
grounding stud on the end of
the starter.
00-10).
b. Notify Sustainment
Maintenance to replace engine
and transmission wiring
harness.
If a short (continuity) found
9. Check for short (continuity)
between pins in the OEM
between any two or more pins,
harness. Disconnect X17 and
notify Sustainment Maintenance
the OEM harness connector.
to replace engine and
Check for continuity between
transmission wiring harness.
each listed pin and all of the
other pins in the OEM harness
connector: 7, 8, 17, 18, 29, 30,
24-30V
USE TEST LEAD KIT P/N 3822758
0025 00-3