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Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

DTC No. Detection Item Trouble Area
B1205  AFS ECU Communication Stop
  • AFS ECU
  • Wire harness
B1211  Driver Door ECU Communication Stop
  • Multiplex network front door ECU LH
  • Wire harness
B1212  Front Passenger Door ECU Communication Stop
  • Multiplex network front door ECU RH
  • Wire harness
B1213  Tilt and Telescopic ECU Communication Stop
  • Multiplex tilt & telescopic ECU
  • Wire harness
B1214  Short to B+ in Door System Communication Bus Malfunction
  • Transponder key ECU (Immobiliser ECU)
  • Theft warning ECU
  • Multiplex network front door ECU LH (driver door ECU)
  • Position control ECU (driver seat ECU)
  • Position control ECU (passenger seat ECU)
  • Sliding roof control ECU
  • Multiplex network front door ECU RH (passenger door ECU)
  • Wire harness
B1215  Short to GND in Door System Communication Bus Malfunction
  • Transponder key ECU (Immobiliser ECU)
  • Theft warning ECU
  • Multiplex network front door ECU LH (driver door ECU)
  • Position control ECU (driver seat ECU)
  • Position control ECU (passenger seat ECU)
  • Sliding roof control ECU
  • Multiplex network front door ECU RH (passenger door ECU)
  • Wire harness
B1247  Tire Pressure Monitor Receiver Communication Stop
  • Tire pressure monitor receiver
  • Wire harness
B1248  AVC-LAN Communication Impossible
  • ECU (AVC-LAN bus)
  • Wire harness
B1262  A/C ECU Communication Stop
  • A/C amplifier
  • Wire harness
B1263  Luggage Room Junction Block ECU Communication Stop
  • Luggage room junction block ECU
  • Wire harness
B1266  Short to B+ in Instrument Panel System Communication Bus Malfunction
  • Tire pressure monitor receiver
  • A/C amplifier (A/C ECU)
  • Passenger side junction block (passenger side junction block ECU)
  • Center airbag sensor
  • Skid control ECU
  • Combination meter
  • Wire harness
B1267  Short to GND in Instrument Panel System Communication Bus Malfunction
  • Tire pressure monitor receiver
  • A/C amplifier (A/C ECU)
  • Passenger side junction block (passenger side junction block ECU)
  • Center airbag sensor
  • Skid control ECU
  • Combination meter
  • Wire harness
B1269  Theft Deterrent ECU Communication Stop
  • Theft warning ECU
  • Wire harness
B1271  Combination Meter ECU Communication Stop
  • Combination meter
  • Wire harness
B1272  Power Seat ECU Communication Stop
  • Position control ECU*1
  • Wire harness
B1273  Sliding Roof ECU Communication Stop
  • Sliding roof control ECU
  • Wire harness
B1278  Combination Switch ECU Communication Stop
  • Turn signal switch
  • Wire harness
B1281  Airbag ECU Communication Stop
  • Center airbag sensor
  • Wire harness
B1282  Skid Control ECU Communication Stop
  • Skid control ECU
  • Wire harness
B1283  Driver Side Junction Block ECU Communication Stop
  • Driver side junction block ECU
  • Wire harness
B1284  Passenger Side Junction Block ECU Communication Stop
  • Passenger side junction block ECU
  • Wire harness
B1285  Steering PAD Switch Communication Stop
  • Steering pad switch modulator
  • Wire harness
B1289  Passenger Seat ECU Communication Stop
  • Position control ECU*2
  • Wire harness
B1291  Short to B+ in Light System Communication Bus Malfunction
  • Multiplex network front light ECU (front controller ECU)
  • Driver side junction block (driver side junction block ECU)
  • Steering pad switch modulator (steering pad switch)
  • Multiplex tilt & telescopic ECU (tilt and telescopic ECU)
  • Turn signal switch (combination switch)
  • Luggage room junction block (luggage room junction block ECU)
  • AFS ECU
  • Wire harness
B1292  Short to GND in Light System Communication Bus Malfunction
  • Multiplex network front light ECU (front controller ECU)
  • Driver side junction block (driver side junction block ECU)
  • Steering pad switch modulator (steering pad switch)
  • Multiplex tilt & telescopic ECU (tilt and telescopic ECU)
  • Turn signal switch (combination switch)
  • Luggage room junction block (luggage room junction block ECU)
  • AFS ECU
  • Wire harness
B1294  Immobiliser ECU Communication Stop
  • Transponder key ECU
  • Wire harness
B1296  Front Light ECU Communication Stop
  • Multiplex network front light ECU
  • Wire harness
HINT:
  • *1: Driver side *2: Passenger side
  • When "+B or GND short malfunction of communication bus" DTCs (B1214, B1215, etc.) are detected at the same time as "communication stop" DTCs (B1211, B1212, etc.), repair the "+B or GND short malfunction of communication bus" DTCs first.