POWER STEERING SYSTEM

Tip:

If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.

Table 1. Electronic power steering system diagnostic trouble code chart
DTC Code	Detection Item	See page
U0129	Lost Communication with Brake System Control Module	Click here
U0130	Lost Communication with Steering Effort Control Module	Click here
U1104	Lost Communication with Driving Support ECU	Click here
U1105	Lost Communication with Parking Assist ECU	Click here
C1511	Torque Sensor Circuit Malfunction	Click here
C1512	Torque Sensor Circuit Malfunction	Click here
C1513	Torque Sensor Circuit Malfunction	Click here
C1515	Torque Sensor Zero Point Adjustment Undone	Click here
C1516	Torque Sensor Zero Point Adjustment Incomplete	Click here
C1521	Motor Circuit Malfunction	Click here
C1522	Motor Circuit Malfunction	Click here
C1523	Motor Circuit Malfunction	Click here
C1524	Motor Circuit Malfunction	Click here
C1525	Rotation Angle Sensor Initialization Undone	Click here
C1526	Rotation Angle Sensor Initialization Incomplete	Click here
C1528	Motor Rotation Angle Sensor Malfunction	Click here
C1531	ECU Malfunction	Click here
C1532	ECU Malfunction	Click here
C1533	ECU Malfunction	Click here
C1534	ECU Malfunction	Click here
C1541	Vehicle Speed Signal Malfunction	Click here
C1546	Malfunction in HV ECU	Click here
C1552	PIG Power Supply Voltage Malfunction	Click here
C1555	Motor Relay Welding Failure	Click here
C1562	DC / DC Converter PIG Power Supply Voltage	Click here
C1564	Lost Communication with WDD Signal of DC / DC Converter	Click here
C1565	Lost Communication with LDD/ASST Signal of DC / DC Converter	Click here
C1566	Lost Communication with PSOK Signal of DC / DC Converter	Click here
C1568	DC-DC Converter Malfunction	Click here
C1569	Battery Power Supply Voltage Malfunction	Click here
C1581	Assist Map Number Un-Writing	Click here

POWER STEERING SYSTEM DIAGNOSTIC TROUBLE CODE CHART