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Diagnostic Trouble Code Chart

HINT: 

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

POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM

DTC Code Detection Item Trouble Area See
B2602 Key Unlock Warning Switch Circuit Malfunction - CAN communication system
- Smart access system with push-button start (for start function)
- Multiplex tilt and telescopic ECU
Refer to DTC B2602: Key Unlock Warning Switch Circuit Malfunction; DTC B2606: Key Code Confirm Signal Malfunction
B2603 Tilt and Telescopic Manual Switch Circuit Malfunction - Tilt and telescopic manual switch
- Combination switch ECU
- Multiplex tilt and telescopic ECU
- CAN communication system
Refer to DTC B2603: Tilt and Telescopic Manual Switch Circuit Malfunction
B2606 Key Code Confirm Signal Malfunction - CAN communication system.
- Smart access system with push-button start (for start function)
- Multiplex tilt and telescopic ECU
Refer to DTC B2602: Key Unlock Warning Switch Circuit Malfunction; DTC B2606: Key Code Confirm Signal Malfunction
B2610 Tilt Position Sensor or Tilt Motor Circuit Malfunction - Harness or connector
- Tilt position sensor or tilt motor
- Multiplex tilt and telescopic ECU
Refer to DTC B2610: Tilt Position Sensor or Tilt Motor Circuit Malfunction
B2611 Telescopic Position Sensor or Telescopic Motor Circuit Malfunction - Harness or connector
- Telescopic position sensor or telescopic motor
- Multiplex tilt and telescopic ECU
Refer to DTC B2611: Telescopic Position Sensor or Telescopic Motor Circuit Malfunction
B2620 ECU Power Source Circuit Malfunction - ECU-B1 fuse
- Harness or connector
- Multiplex tilt and telescopic ECU
Refer to DTC B2620: ECU Power Source Circuit Malfunction
B2621 Communication Interruption - CAN communication system
- Main body ECU
- Front power seat switch LH (Position control ECU)
- Combination meter assembly
- Multiplex tilt and telescopic ECU
Refer to DTC B2621: Communication Interruption
B2624 Vehicles Speed Malfunction - CAN communication system
- Combination meter assembly
- Multiplex tilt and telescopic ECU
Refer to DTC B2624: Vehicles Speed Malfunction