DTC 77

DTC C15C6/77 IG Power Supply Voltage Malfunction

DESCRIPTION
The steering control ECU monitors IG power supply voltage. If the steering control ECU detects a malfunction, it will turn on the master warning light, store DTC C15C6/77, and stop VGRS operation.

DTC DETECTION CONDITION:

WIRING DIAGRAM:

CAUTION: The fault may be intermittent. Check harnesses and connectors thoroughly and retest.

INSPECTION PROCEDURE

Steps 1-2: