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Diagnostic Trouble Code Chart

If any DTCs are displayed during the DTC check, inspect the circuit listed for those DTCs. For details of each DTC, refer to the Test indicated in the DTC chart.

POWER STEERING SYSTEM

DTC Code Detection Item Trouble Areas Normal Return PS Warning Light See Test
C1511/11 Torque Sensor 1 Malfunction - Steering column assembly (Torque sensor)
- Power steering ECU		 Ignition switch ON again Comes on Refer to DTC C1511/11: Torque Sensor 1 Malfunction; DTC C1512/12: Torque Sensor Circuit Malfunction; DTC C1513/13: Torque Sensor Circuit Malfunction; DTC C1514/14: Torque Sensor Power Source Circuit Malfunction; DTC C1517/17: Torque Sensor Hold Malfunction
C1512/12 Torque Sensor Circuit Malfunction - Steering column assembly (Torque sensor)
- Power steering ECU		 Ignition switch ON again Comes on Refer to DTC C1511/11: Torque Sensor 1 Malfunction; DTC C1512/12: Torque Sensor Circuit Malfunction; DTC C1513/13: Torque Sensor Circuit Malfunction; DTC C1514/14: Torque Sensor Power Source Circuit Malfunction; DTC C1517/17: Torque Sensor Hold Malfunction
C1513/13 Torque Sensor Circuit Malfunction - Steering column assembly (Torque sensor)
- Power steering ECU		 Ignition switch ON again Comes on Refer to DTC C1511/11: Torque Sensor 1 Malfunction; DTC C1512/12: Torque Sensor Circuit Malfunction; DTC C1513/13: Torque Sensor Circuit Malfunction; DTC C1514/14: Torque Sensor Power Source Circuit Malfunction; DTC C1517/17: Torque Sensor Hold Malfunction
C1514/14 Torque Sensor Power Source Circuit Malfunction - Steering column assembly (Torque sensor)
- Power steering ECU		 Ignition switch ON again Comes on Refer to DTC C1511/11: Torque Sensor 1 Malfunction; DTC C1512/12: Torque Sensor Circuit Malfunction; DTC C1513/13: Torque Sensor Circuit Malfunction; DTC C1514/14: Torque Sensor Power Source Circuit Malfunction; DTC C1517/17: Torque Sensor Hold Malfunction
C1515/15 Torque Sensor Zero Point Adjustment is not Initialized - Torque sensor zero point calibration not performed
- Steering column assembly		 After calibrating torque sensor zero point Comes on Refer to DTC C1515/15: Torque Sensor Zero Point Adjustment is not Initialized
C1516/16 Torque Sensor Zero Point Adjustment Incomplete - Torque sensor zero point calibration failure
- Steering column assembly		 After calibrating torque sensor zero point normally Comes on Refer to DTC C1516/16: Torque Sensor Zero Point Adjustment Incomplete
C1517/17 Torque Sensor Hold Malfunction - Steering column assembly (Torque sensor)
- Power steering ECU		 Ignition switch ON again Comes on Refer to DTC C1511/11: Torque Sensor 1 Malfunction; DTC C1512/12: Torque Sensor Circuit Malfunction; DTC C1513/13: Torque Sensor Circuit Malfunction; DTC C1514/14: Torque Sensor Power Source Circuit Malfunction; DTC C1517/17: Torque Sensor Hold Malfunction
C1524/24 Motor Circuit Malfunction - Steering column assembly
- Power steering ECU		 Ignition switch ON again Comes on Refer to DTC C1524/24: Motor Circuit Malfunction
C1531/31 EPS ECU Circuit Malfunction - Power steering ECU Ignition switch ON again Comes on Refer to DTC C1531/31: EPS ECU Circuit Malfunction; DTC C1532/32: EPS ECU Circuit Malfunction; DTC C1533/33: EPS ECU Circuit Malfunction; DTC C1534/34: EPS ECU Circuit Malfunction; DTC C1535/35: Steering Wheel Location Data Error
C1532/32 EPS ECU Circuit Malfunction - Power steering ECU Ignition switch ON again Comes on Refer to DTC C1531/31: EPS ECU Circuit Malfunction; DTC C1532/32: EPS ECU Circuit Malfunction; DTC C1533/33: EPS ECU Circuit Malfunction; DTC C1534/34: EPS ECU Circuit Malfunction; DTC C1535/35: Steering Wheel Location Data Error
C1533/33 EPS ECU Circuit Malfunction - Power steering ECU Ignition switch ON again Comes on Refer to DTC C1531/31: EPS ECU Circuit Malfunction; DTC C1532/32: EPS ECU Circuit Malfunction; DTC C1533/33: EPS ECU Circuit Malfunction; DTC C1534/34: EPS ECU Circuit Malfunction; DTC C1535/35: Steering Wheel Location Data Error
C1534/34 EPS ECU Circuit Malfunction - Power steering ECU Ignition switch ON again Comes on Refer to DTC C1531/31: EPS ECU Circuit Malfunction; DTC C1532/32: EPS ECU Circuit Malfunction; DTC C1533/33: EPS ECU Circuit Malfunction; DTC C1534/34: EPS ECU Circuit Malfunction; DTC C1535/35: Steering Wheel Location Data Error
C1535/35 Steering Wheel Location Data Error - Power steering ECU - Comes on Refer to DTC C1531/31: EPS ECU Circuit Malfunction; DTC C1532/32: EPS ECU Circuit Malfunction; DTC C1533/33: EPS ECU Circuit Malfunction; DTC C1534/34: EPS ECU Circuit Malfunction; DTC C1535/35: Steering Wheel Location Data Error
C1551/51 IG Power Source Circuit Malfunction - ECU-IG fuse
- IG power source circuit
- Power steering ECU		 Ignition switch ON again or after normal confirmation Comes on Refer to DTC C1551/51: IG Power Supply Voltage Malfunction
C1552/52 PIG Power Source Circuit - EPS fuse
- PIG power source circuit
- Power steering ECU		 Ignition switch ON again or after normal confirmation Comes on Refer to DTC C1552/52: PIG Power Source Circuit; DTC C1553/53: When Resetting Voltage, Vehicle is Being Driven; DTC C1554/54: EPS Relay Circuit; DTC C1555/55: EPS Motor Relay Circuit
C1553/53 When Resetting Voltage, Vehicle is Being Driven - IG and PIG power source circuits
- Power steering ECU		 Ignition switch ON again or after normal confirmation Comes on Refer to DTC C1552/52: PIG Power Source Circuit; DTC C1553/53: When Resetting Voltage, Vehicle is Being Driven; DTC C1554/54: EPS Relay Circuit; DTC C1555/55: EPS Motor Relay Circuit
C1554/54 EPS Relay Circuit - EPS fuse
- PIG power source circuit
- Power steering ECU		 Ignition switch ON again Comes on Refer to DTC C1552/52: PIG Power Source Circuit; DTC C1553/53: When Resetting Voltage, Vehicle is Being Driven; DTC C1554/54: EPS Relay Circuit; DTC C1555/55: EPS Motor Relay Circuit
C1555/55 EPS Motor Relay Circuit - Power steering ECU
- Steering column assembly (Power steering motor)		 Ignition switch ON again Comes on Refer to DTC C1552/52: PIG Power Source Circuit; DTC C1553/53: When Resetting Voltage, Vehicle is Being Driven; DTC C1554/54: EPS Relay Circuit; DTC C1555/55: EPS Motor Relay Circuit
C1581/81 Assist Map Un-Writing - CAN communication system
- Power steering ECU
- ECM		 Assist map write Comes on Refer to DTC C1581/81: Assist Map Un-Writing
U0100/92 Lost Communication with ECM/PCM "A" - ECM Ignition switch ON again or after normal confirmation Comes on Refer to DTC U0100/92: Lost Communication with ECM/PCM "A"; DTC U0129/93: Lost Communication with Brake System Control Module
U0129/93 Lost Communication with Brake System Control Module - CAN communication system
- Skid control ECU		 Ignition switch ON again or after normal confirmation Comes on Refer to DTC U0100/92: Lost Communication with ECM/PCM "A"; DTC U0129/93: Lost Communication with Brake System Control Module
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