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Home >> Toyota >> 2012 >> Avalon Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Ignition System >> Smart Key System (Keyless Start) (Diagnostic Codes & Circuit Tests) >> Smart Key System >> DTC B2285: Steering Lock Position Signal Circuit Malfunction; DTC B2288: Steering Lock Signal Circuit Malfunction >> Description
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DTC B2285: Steering Lock Position Signal Circuit Malfunction; DTC B2288: Steering Lock Signal Circuit Malfunction: Description

The power source control ECU and the steering lock ECU are connected by a cable and LIN. These DTCs are output when: 1) the cable information and LIN information are inconsistent; and 2) a malfunction is detected between the power source control ECU and the steering lock ECU.

DTC No. DTC Detection Condition Trouble Area
B2285 Cable and LIN information between power source control ECU and steering lock actuator assembly are inconsistent
  • Power source control ECU
  • Steering lock actuator (steering lock ECU)
  • Wire harness
B2288 Cable and LIN are abnormal between power source control ECU and steering lock actuator, or steering lock system is malfunctioning
  • Power source control ECU
  • Steering lock actuator (steering lock ECU)
  • Wire harness