PINPOINT TEST G542831P22 : BATTERY POWER SUPPLY VOLTAGE MALFUNCTION
PINPOINT TEST G542831p22 : BATTERY POWER SUPPLY VOLTAGE MALFUNCTION
G542831t88 : CHECK THE BATTERY POWER SUPPLY TO THE ECM
1. Disconnect the ECM electrical connector, FH300.
2. Measure the voltage between:
ECM connector PI300, Battery
harness side
Pin 54 Negative terminal
- Is the voltage greater than 10 volts?
-> YES
Recheck the DTCs.
-> NO
REPAIR the battery power supply circuit. This circuit includes fuse 33 of the front power distribution box. CLEAR the DTC. TEST the system for normal operation.