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Smart Key

DIAGNOSTIC TROUBLE CODE CHART - SMART KEY

DTC No. Detection Item Trouble Area
B1242  Wireless Door Lock Tuner Circuit Malfunction
  1. Tuner
  2. Luggage compartment tuner
  3. Wire harness
  4. Certification ECU
B2784  Antenna Coil Open / Short
  1. Engine switch
  2. Wire harness
  3. Certification ECU
B2785  Communication Malfunction between ECUs Connected by LIN
  1. Wire harness
  2. Steering lock actuator (Steering lock ECU)
  3. ID code box
  4. Power source control ECU
  5. Certification ECU
B2786  No Response from Steering Lock ECU
  1. Wire harness
  2. Steering lock actuator (Steering lock ECU)
  3. Certification ECU
B2789  No Response from ID BOX
  1. Wire harness
  2. ID code box
  3. Certification ECU
B278A  Short to GND in Immobiliser System Power Source Circuit
  1. Wire harness
  2. Engine switch
  3. Certification ECU
B279A  Theft Deterrent System Communication Line High Fixation
  1. Wire harness
  2. ID code box
  3. ECM
B279C  Theft Deterrent System Presence Detection
  1. ECM
B2790  ID BOX EEPROM Malfunction ID code box
B2791  Communication Condition Failure between ECM
  1. Wire harness
  2. ID code box
  3. ECM
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