Operation CHARM: Car repair manuals for everyone.

4WD Hi Indicator Open








SYMPTOM 4WD HI INDICATOR OPEN
When Monitored and Set Condition: 4WD HI INDICATOR OPEN
- When Monitored: Continuously with ignition on.
- Set Condition: The Transfer Case Control Module detects a open in the 2ND HI Indicator circuit.

POSSIBLE CAUSES
- INTERMITTENT WIRING AND CONNECTORS
- 4WD HI INDICATOR CIRCUIT OPEN
- FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
- 4WD HI INDICATOR CIRCUIT SHORT TO VOLTAGE
- TRANSFER CASE SELECTOR SWITCH
- TRANSFER CASE CONTROL MODULE