Operation CHARM: Car repair manuals for everyone.

Valve Power Feed Failure

Symptom:
VALVE POWER FEED FAILURE

When Monitored:
Ignition ON. ABS Power Relay closed. Valve command for a particular solenoid not present.

Set Condition:
Low feedback voltage from the low side of all the solenoids.

Test 1-2:




Test 3-7:




Test 8-10:





POSSIBLE CAUSES
- INTERMITTENT DTC
- ABS VALVE FUSE ABS VALVE FUSED B(+) SUPPLY CIRCUIT OPEN
- ABS VALVE FUSED B(+) CIRCUIT OPEN
- ABS VALVE FUSED B(+) CIRCUIT INTERMITTENT SHORT TO GROUND
- ABS VALVE FUSED B(+) CIRCUIT SHORT TO GROUND
- DAMAGED CAB/CAB HARNESS CONNECTOR
- CAB - GROUND CIRCUIT OPEN
- CAB - INTERNAL FAULT