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Home >> Lexus >> 2006 >> IS 350 >> Repair and Diagnosis (Single Page) >> Steering >> Steering Column >> Steering Column >> Electric Steering Lock >> Diagnostic Trouble Code Table

Diagnostic Trouble Code Table

If a trouble code is displayed during the DTC check, check the parts listed for that code in DETECTION ITEM REFERENCE TABLE  and proceed to the appropriate reference.

HINT:

The steering lock ECU does not store DTCs regarding the past problems.

ELECTRIC STEERING LOCK: 

DETECTION ITEM REFERENCE TABLE

DTC No. Detection Item Trouble Area Reference
B2781 Open/Short in Steering Lock ECU Steering lock actuator assembly (Steering lock ECU) DTC B2781 OPEN/SHORT IN STEERING LOCK ECU 
B2782 Power ECU Malfunction
  1. Wire harness
  2. Steering lock actuator assembly (Steering lock ECU)
  3. Power source control ECU
DTC B2782 POWER SOURCE CONTROL ECU MALFUNCTION 
B2788 IG2 Signal Malfunction
  1. IG2 relay
  2. Wire harness
  3. Power source control ECU
  4. Steering lock actuator assembly (Steering lock ECU)
DTC B2788 IG2 SIGNAL MALFUNCTION