Electronic Power Steering System DTCS

ELECTRONIC POWER STEERING SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC	Description	Reference
C1511	Torque Sensor Circuit Malfunction	DTC C1511 Torque Sensor Circuit Malfunction
C1512	Torque Sensor Circuit Malfunction	DTC C1512 Torque Sensor Circuit Malfunction
C1513	Torque Sensor Circuit Malfunction	DTC C1513 Torque Sensor Circuit Malfunction
C1515	Torque Sensor Zero Point Adjustment Undone	DTC C1515 Torque Sensor Zero Point Adjustment Undone
C1516	Torque Sensor Zero Point Adjustment Incomplete	DTC C1516 Torque Sensor Zero Point Adjustment Incomplete
C1521	Motor Circuit Malfunction	DTC C1521 Motor Circuit Malfunction
C1522	Motor Circuit Malfunction	DTC C1522 Motor Circuit Malfunction
C1523	Motor Circuit Malfunction	DTC C1523 Motor Circuit Malfunction
C1524	Motor Circuit Malfunction	DTC C1524 Motor Circuit Malfunction
C1525	Rotation Angle Sensor Initialization Undone	DTC C1525 Rotation Angle Sensor Initialization Undone
C1526	Rotation Angle Sensor Initialization Incomplete	DTC C1526 Rotation Angle Sensor Initialization Incomplete
C1528	Motor Rotation Angle Sensor Malfunction	DTC C1528 Motor Rotation Angle Sensor Malfunction
C1531	ECU Malfunction	DTC C1531 ECU Malfunction
C1532	ECU Malfunction	DTC C1532 ECU Malfunction
C1533	ECU Malfunction	DTC C1533 ECU Malfunction
C1534	ECU Malfunction	DTC C1534 ECU Malfunction
C1541	Vehicle Speed Signal Malfunction	DTC C1541 Vehicle Speed Signal Malfunction
C1551	IG Power Supply Voltage Malfunction	DTC C1551 IG Power Supply Voltage Malfunction
C1552	PIG Power Supply Voltage Malfunction	DTC C1552 PIG Power Supply Voltage Malfunction
C1554	Power Supply Relay Failure	DTC C1554 Power Supply Relay Failure
C1555	Motor Relay Welding Failure	DTC C1555 Motor Relay Welding Failure
C1581	Assist Map Number Un-Writing	DTC C1581 Assist Map Number Un-Writing
U0105	Lost Communication with ECM	DTC U0105 Lost Communication with ECM
U0121	Lost Communication with Antilock Brake System (ABS) Control Module	DTC U0121 Lost Communication with Anti-lock Brake System (ABS) Control Module