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Diagnostic Trouble Code Chart

Steering lock system 

DIAGNOSTIC TROUBLE CODE CHART

DTC Code Detection Item Trouble Area See page
B2781  Open/Short in Steering Lock ECU
  • Steering lock actuator assembly (steering lock ECU)
  • ECU aggregation box assembly (certification ECU)
  • Harness or connector of LIN bus line
 
B2782  Power Source Control ECU Malfunction
  • Steering lock actuator assembly (steering lock ECU)
  • Main body ECU (instrument panel junction block)
  • Harness or connector
 
B2785  Communication Malfunction between ECUs Connected by LIN
  • ECU aggregation box assembly (certification ECU)
  • ID code box
  • Main body ECU (instrument panel junction block)
  • Steering lock actuator assembly (steering lock ECU)
  • Harness or connector
 
B2786  No Response from Steering Lock ECU
  • ECU aggregation box assembly (certification ECU)
  • Steering lock actuator assembly (steering lock ECU)
  • Harness or connector
 
B2788  IG2 Signal Malfunction
  • Steering lock actuator assembly (steering lock ECU)
  • IGN fuse
  • Integration relay (IG2 relay)
  • Main body ECU (instrument panel junction block)
  • Harness or connector