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Diagnostic Trouble Code Chart

MULTIPLEX COMMUNICATION SYSTEM

DTC Code Detection Item Trouble Area See
B1200 MPX Body ECU Stop - Main body ECU RH
- Wire harness
Refer toDTC B1200: MPX Body ECU Stop
B1204 Driver Side Seat Switch ECU Communication Stop - Integration control and panel
- Wire harness
Refer toDTC B1204: Driver Side Seat Switch ECU Communication Stop
B1205 AFS ECU Communication Stop - AFS ECU
- Wire harness
Refer toDTC B1205: AFS ECU Communication Stop
B1206 P/W Master Switch Communication Stop - Multiplex network master switch
- Wire harness
Refer toDTC B1206: P/W Master Switch Communication Stop
B1207 Certification ECU Communication Malfunction - Certification ECU
- Wire harness
Refer toDTC B1207: Certification ECU Communication Malfunction
B1210 Power ECU Stop - Power source control ECU
- Wire harness
Refer toDTC B1210: Power ECU Stop
B1211 Driver Door ECU Communication Stop - Multiplex network front door ECU LH (driver side door ECU)
- Wire harness
Refer toDTC B1211: Driver Door ECU Communication Stop
B1212 Front Passenger Door ECU Communication Stop - Multiplex network front door ECU RH (front passenger side door ECU)
- Wire harness
Refer toDTC B1212: Front Passenger Door ECU Communication Stop
B1213 Tilt and Telescopic ECU Communication Stop - Multiplex tilt and telescopic ECU
- Wire harness
Refer toDTC B1213: Tilt and Telescopic ECU Communication Stop
B1214 Short to B+ in Door System Communication Bus Malfunction - Power source control ECU
- Sliding roof drive gear (sliding roof control ECU)
- Multiplex network front door ECU RH (front passenger side door ECU)
- Multiplex network switch (for front RH)
- Multiplex network rear door ECU RH (rear door ECU RH)
- Multiplex network switch (for rear RH)
- Multiplex network rear door ECU LH (rear door ECU LH)
- Multiplex network switch (for rear LH)
- Multiplex network front door ECU LH (driver side door ECU)
- Multiplex network master switch
- Sliding roof control ECU
- Rain sensor
- Overhead junction block
- Position control ECU and switch (front seat RH ECU)
- Wire harness
Refer toDTC B1214: Short to B+ in Door System Communication Bus Malfunction; DTC B1215: Short to GND in Door System Communication Bus Malfunction
B1215 Short to GND in Door System Communication Bus Malfunction - Power source control ECU
- Sliding roof drive gear (sliding roof control ECU)
- Multiplex network front door ECU RH (front passenger side door ECU)
- Multiplex network switch (for front RH)
- Multiplex network rear door ECU RH (rear door ECU RH)
- Multiplex network switch (for rear RH)
- Multiplex network rear door ECU LH (rear door ECU LH)
- Multiplex network switch (for rear LH)
- Multiplex network front door ECU LH (driver side door ECU)
- Multiplex network master switch
- Sliding roof control ECU
- Rain sensor
- Overhead junction block
- Position control ECU and switch (front seat RH ECU)
- Wire harness
Refer toDTC B1214: Short to B+ in Door System Communication Bus Malfunction; DTC B1215: Short to GND in Door System Communication Bus Malfunction
B1216 Rear Door ECU RH Communication Stop - Multiplex network rear door ECU RH (rear door ECU RH)
- Wire harness
Refer toDTC B1216: Rear Door ECU RH Communication Stop
B1217 Rear Door ECU LH Communication Stop - Multiplex network rear door ECU LH (rear door ECU LH)
- Wire harness
Refer toDTC B1217: Rear Door ECU LH Communication Stop
B1247 Tire Pressure Monitor Receiver Communication Stop - Tire pressure warning ECU
- Wire harness
Refer toDTC B1247: Tire Pressure Monitor Receiver Communication Stop
B1262 A/C ECU Communication Stop - A/C No. 2 amplifier (A/C ECU)
- Wire harness
Refer toDTC B1262: A/C ECU Communication Stop
B1263 Luggage Room Junction Block ECU Communication Stop - Multiplex network rear ECU (luggage room junction block ECU)
- Wire harness
Refer toDTC B1263: Luggage Room Junction Block ECU Communication Stop
B1266 Short to B+ in Instrument Panel System Communication Bus Malfunction - Network gateway ECU
- Main body ECU LH
- Integration control and panel
- A/C No. 2 amplifier (A/C ECU)
- Center airbag sensor
- Main body ECU RH
- Center junction block RH
- Combination meter
- Wire Harness
Refer toDTC B1266: Short to B+ in Instrument Panel System Communication Bus Malfunction; DTC B1267: Short to GND in Instrument Panel System Communication Bus Malfunction
B1267 Short to GND in Instrument Panel System Communication Bus Malfunction - Network gateway ECU
- Main body ECU LH
- Integration control and panel
- A/C No. 2 amplifier (A/C ECU)
- Center airbag sensor
- Main body ECU RH
- Center junction block RH
- Combination meter
- Wire Harness
Refer toDTC B1266: Short to B+ in Instrument Panel System Communication Bus Malfunction; DTC B1267: Short to GND in Instrument Panel System Communication Bus Malfunction
B1271 Combination Meter ECU Communication Stop - Combination meter (meter ECU)
- Wire harness
Refer toDTC B1271: Combination Meter ECU Communication Stop
B1272 Power Seat ECU Communication Stop - Position control ECU and switch (for driver side)
- Wire harness
Refer toDTC B1272: Power Seat ECU Communication Stop
B1273 Sliding Roof ECU Communication Stop - Sliding roof control ECU
- Wire harness
Refer toDTC B1273: Sliding Roof ECU Communication Stop
B1278 Combination Switch ECU Communication Stop - Combination switch (windshield wiper switch)
- Wire harness
Refer toDTC B1278: Combination Switch ECU Communication Stop
B1279 Rain Sensor Communication Stop - Rain sensor
- Wire harness
Refer toDTC B1279: Rain Sensor Communication Stop
B1280 Left Side Junction Block ECU Communication Stop - Main body ECU LH
- Wire harness
Refer toDTC B1280: Left Side Junction Block ECU Communication Stop
B1281 Airbag ECU Communication Stop - Center airbag sensor
- Wire harness
Refer toDTC B1281: Airbag ECU Communication Stop
B1289 Passenger Seat ECU Communication Stop - Position control ECU and switch (for front passenger side)
- Wire harness
Refer toDTC B1289: Passenger Seat ECU Communication Stop
B1291 Short to B+ in Light System Communication Bus Malfunction - Network gateway ECU
- No. 1 junction block (multiplex network rear ECU)
- Main body ECU LH
- Position control ECU and switch (for driver side)
- Engine room No. 1 relay block, junction block (front controller)
- AFS ECU
- Combination switch (windshield wiper switch)
- Main body ECU RH
- Multiplex tilt and telescopic ECU
- Wire harness
Refer toDTC B1291: Short to B+ in Light System Communication Bus Malfunction; DTC B1292: Short to GND in Light System Communication Bus Malfunction
B1292 Short to GND in Light System Communication Bus Malfunction - Network gateway ECU
- No. 1 junction block (multiplex network rear ECU)
- Main body ECU LH
- Position control ECU and switch (for driver side)
- Engine room No. 1 relay block, junction block (front controller)
- AFS ECU
- Combination switch (windshield wiper switch)
- Main body ECU RH
- Multiplex tilt and telescopic ECU
- Wire harness
Refer toDTC B1291: Short to B+ in Light System Communication Bus Malfunction; DTC B1292: Short to GND in Light System Communication Bus Malfunction
B1296 Front Light ECU Communication Stop - Engine room No. 1 relay block (front controller)
- Wire harness
Refer toDTC B1296: Front Light ECU Communication Stop
B1297 Clearance Sonar ECU Communication Stop - Clearance warning ECU
- Wire harness
Refer toDTC B1297: Clearance Sonar ECU Communication Stop