Toyota Camry owners & service manuals

Toyota Camry (XV70): Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Power Steering System

DTC No.

Detection Item

DTC Detection Condition

Warning Indicate

Return-to-normal Condition

Note

Link

C1511

Torque Sensor1

Torque sensor malfunction

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1512

Torque Sensor2

Torque sensor malfunction

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1513

Torque Sensor Deviation Excessive

Torque sensor malfunction

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1514

Torque Sensor Power Supply Voltage

Torque sensor malfunction

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1515

Torque Sensor Zero Point Adjustment Undone

This DTC is stored when torque sensor zero point calibration has not been performed.

EPS warning light: Comes on

Zero point calibration is performed or the ignition switch is turned to ON again

There is no malfunction if this DTC is not output again after performing zero point calibration.

C1516

Torque Sensor Zero Point Adjustment Incomplete

Torque sensor zero point calibration is incomplete due to the steering wheel being touched during calibration.

EPS warning light: Comes on

The DTC is cleared

There is no malfunction if this DTC is not output again after clearing the DTC and torque sensor calibration value, and performing zero point calibration.

C1517

Torque Hold

Torque sensor malfunction

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1521

Short in Motor Circuit

Motor overcurrent

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1522

Power Supply Sensor

Motor current sensor malfunction

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1523

Current Deviation Excessive

Excessively large current deviation

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1528

Motor Rotation Angle Sensor

Motor rotation angle sensor malfunction

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1531

ECU Malfunction

ECU internal malfunction (CPU malfunction)

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1532

ECU Malfunction

ECU internal malfunction (Peripheral circuit malfunction)

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1533

Temperature Sensor Circuit is Low or High

ECU internal malfunction (Substrate temperature sensor malfunction)

EPS warning light: Comes on

The ECU judges the system has returned to normal

-

C1534

EEPROM

ECU internal malfunction (EEPROM error)

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1541

Vehicle Speed Signal

A vehicle speed signal malfunction is detected

EPS warning light: Comes on

The ECU judges the system has returned to normal

-

C1551

IG Power Supply Voltage

When the PIG power supply voltage is normal, the IG power supply voltage is 18.5 V or higher

EPS warning light: Comes on

The ECU judges the system has returned to normal

-

C1552

PIG Power Supply Voltage

PIG power source circuit malfunction

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1554

Power Supply Relay Failure

Power source relay circuit malfunction

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1555

Motor Relay Welding Failure

Motor relay circuit malfunction

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1567

Error in Matching of ECUs

  • An incompatible ECM is detected
  • An incompatible main body ECU (multiplex network body ECU) is detected
  • An incompatible skid control ECU (brake actuator assembly) is detected

EPS warning light: Comes on

Ignition switch is turned to ON again

-

C1581

Assist Map Number Un-Writing

Assist map not written in power steering ECU (rack and pinion power steering gear assembly)

EPS warning light: Comes on

Assist Map Writing is performed

-

C1582

Assist Map Number Mismatch

Assist map number mismatch

EPS warning light: Does not come on

Ignition switch is turned to ON again

-

U0100

Lost Communication with ECM / PCM "A"

Lost communication with ECM

EPS warning light: When an error occurs during steering assist, the warning light does not illuminate. For errors that occur before assist (at the time of the decision to start assist), the warning light illuminates.

The ECU judges the system has returned to normal

-

U0126

Lost Communication With Steering Angle Sensor Module

Lost communication with steering angle sensor

EPS warning light: Comes on

The ECU judges the system has returned to normal

-

U0129

Lost Communication with Brake System Control Module

Lost communication with skid control ECU (Brake actuator assembly)

EPS warning light: Comes on

The ECU judges the system has returned to normal

-

U023A

Lost Communication with Front Camera Module

Lost communication with forward recognition camera

EPS warning light: Does not come on

The ECU judges the system has returned to normal

w/ Forward Recognition Camera

    READ NEXT:

     On-vehicle Inspection

    ON-VEHICLE INSPECTION PROCEDURE 1. CHECK STEERING EFFORT (TORQUE) NOTICE: These service operations may affect the SRS airbags. Be sure to read the precautionary notices concerning the SRS airbag sy

     Torque Sensor1 (C1511-C1514,C1517,C1521-C1523,C1528,C1531-C1555)

    DESCRIPTION While torque sensor system, motor system or ECU system malfunctions are detected, the fail-safe function suspends power assist. However, power assist continues with limited assistance amou

     Torque Sensor Zero Point Adjustment Undone (C1515)

    DESCRIPTION This DTC does not indicate a malfunction. The power steering ECU (rack and pinion power steering gear assembly) stores this DTC when it determines that torque sensor zero point calibration

    SEE MORE:

     Steering Pad Switch Circuit

    DESCRIPTION The steering pad switch assembly outputs the on/off signal and various control signals to the ECM. The ECM performs cruise control according to the signals received from the steering pad switch assembly. WIRING DIAGRAM for A25A-FKS for 2GR-FKS CAUTION / NOTICE / HINT

     ECM Communication (C124A00)

    DESCRIPTION If the vehicle information stored by the skid control ECU (brake actuator assembly) does not match that sent from the ECM or a new skid control ECU (brake actuator assembly) is installed and the vehicle information has not been stored, this DTC is stored. DTC No. Detection Item

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