C1551

POWER STEERING: ELECTRONIC POWER STEERING SYSTEM: C1551: IG Power Supply Voltage Malfunction

DTC C1551 - IG Power Supply Voltage Malfunction

DESCRIPTION

If the power steering ECU assembly determines that there is a malfunction in the IG circuit inside the ECU, it outputs this DTC. This DTC is not output when there is an open circuit in the wire harness connected to terminal IG or a battery voltage drop.






INSPECTION PROCEDURE

PROCEDURE

1. REPLACE POWER STEERING ECU ASSEMBLY
NOTE:
If replacing the power steering ECU assembly, initialize the rotation angle sensor and calibrate the torque sensor zero point Electronic Power Steering System.

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