Diagnostic Trouble Code Chart
WARNING: This page is about a different car, the 2009 Lexus GS 460 and 2009 Lexus GS 350. However, it is still accessible from the selected car via links, so may be relevant.
| DTC Code | Detection Item | Trouble Area | See |
|---|---|---|---|
| B1200 | MPX Body ECU Stop | - Multiplex network body ECU (cowl side junction block ECU RH) - Wire harness |
Refer to DTC B1200: MPX Body ECU Stop |
| B1201 | Mayday ECU Communication Stop | - Mayday ECU - Wire harness |
Refer to DTC B1201: Mayday ECU Communication Stop |
| B1210 | Power ECU Stop | - Power source control ECU - Wire harness |
Refer to DTC B1210: Power ECU Stop |
| B1204 | Driver Side Seat Switch ECU Communication Stop | - Integration control and panel assembly - Wire harness |
Refer to DTC B1204: Driver Side Seat Switch ECU Communication Stop |
| B1205 | AFS ECU Communication Stop | - Headlight swivel ECU assembly - Wire harness |
Refer to DTC B1205: AFS ECU Communication Stop |
| B1206 | P/W Master Switch Communication Stop | - Multiplex network master switch assembly - Wire harness |
Refer to DTC B1206: P/W Master Switch Communication Stop |
| B1207 | Smart ECU Stop | - Certification ECU - Wire harness |
Refer to DTC B1207: Smart ECU Stop |
| B1211 | Driver Door ECU Communication Stop | - Multiplex network door ECU front LH (driver side door ECU) - Wire harness |
Refer to DTC B1211: Driver Door ECU Communication Stop |
| B1212 | Front Passenger Door ECU Communication Stop | - Multiplex network door ECU front RH (front passenger side door ECU) - Wire harness |
Refer to DTC B1212: Front Passenger Door ECU Communication Stop |
| B1213 | Tilt and Telescopic ECU Communication Stop | - Multiplex tilt and telescopic ECU - Wire harness |
Refer to DTC B1213: Tilt and Telescopic ECU Communication Stop |
| B1214 | Short to B+ in Door System Communication Bus Malfunction | - Certification ECU - Position control ECU and switch assembly (front passenger side) - Multiplex network door ECU front RH (front passenger side door ECU) - Multiplex network door ECU rear RH (rear door RH) - Multiplex network door ECU rear LH (rear door LH) - Multiplex network door ECU front LH (driver side door ECU) - Multiplex network master switch assembly - Sliding roof control ECU - Overhead junction block - Power source control ECU - Network gateway ECU - Wire harness |
Refer to DTC 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 | - Certification ECU - Position control ECU and switch assembly (front passenger side) - Multiplex network door ECU front RH (front passenger side door ECU) - Multiplex network door ECU rear RH (rear door RH) - Multiplex network door ECU rear LH (rear door LH) - Multiplex network door ECU front LH (driver side door ECU) - Multiplex network master switch assembly - Sliding roof control ECU - Overhead junction block - Power source control ECU - Network gateway ECU - Wire harness |
Refer to DTC 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 door ECU rear RH (rear door RH) - Wire harness |
Refer to DTC B1216: Rear Door ECU RH Communication Stop |
| B1217 | Rear Door ECU LH Communication Stop | - Multiplex network door ECU rear LH (rear door LH) - Wire harness |
Refer to DTC B1217: Rear Door ECU LH Communication Stop |
| B1247 | Tire Pressure Monitor Receiver Communication Stop | - Tire pressure warning ECU - Wire harness |
Refer to DTC B1247: Tire Pressure Monitor Receiver Communication Stop |
| B1262 | A/C ECU Communication Stop | - A/C amplifier assembly No. 2 (A/C ECU) - Wire harness |
Refer to DTC 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 to DTC B1263: Luggage Room Junction Block ECU Communication Stop |
| B1266 | Short to B+ in Instrument Panel System Communication Bus Malfunction | - Combination switch assembly (windshield wiper switch) - Center airbag sensor assembly - A/C amplifier assembly No. 2 (A/C ECU) - Integration control and panel assembly (mirror switch) - Network gateway ECU - Wire harness |
Refer to DTC 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 | - Combination switch assembly (windshield wiper switch) - Airbag sensor assembly center - A/C amplifier assembly No. 2 (A/C ECU) - Integration control and panel assembly (mirror switch) - Network gateway ECU - Wire harness |
Refer to DTC 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 assembly (meter ECU) - Wire harness |
Refer to DTC B1271: Combination Meter ECU Communication Stop |
| B1272 | Power Seat ECU Communication Stop | - Position control ECU and switch assembly (driver side) - Wire harness |
Refer to DTC B1272: Power Seat ECU Communication Stop |
| B1273 | Sliding Roof ECU Communication Stop | - Sliding roof control ECU - Wire harness |
Refer to DTC B1273: Sliding Roof ECU Communication Stop |
| B1278 | Combination Switch ECU Communication Stop | - Combination switch assembly (windshield wiper switch) - Wire harness |
Refer to DTC B1278: Combination Switch ECU Communication Stop |
| B1279 | Rain Sensor Communication Stop | - Rain sensor - Wire harness |
Refer to DTC B1279: Rain Sensor Communication Stop |
| B1280 | Left Side Junction Block ECU Communication Stop | - Cowl side junction block LH (cowl side junction block ECU LH) - Wire harness |
Refer to DTC B1280: Left Side Junction Block ECU Communication Stop |
| B1281 | Airbag ECU Communication Stop | - Center airbag sensor assembly - Wire harness |
Refer to DTC B1281: Airbag ECU Communication Stop |
| B1289 | Passenger Seat ECU Communication Stop | - Position control ECU and switch assembly (front passenger side) - Wire harness |
Refer to DTC 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 - Mayday ECU - Wire harness |
Refer to DTC 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 - Mayday ECU - Wire harness |
Refer to DTC 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. 2 relay block (front controller) - Wire harness |
Refer to DTC B1296: Front Light ECU Communication Stop |
| B1297 | Clearance Sonar ECU Communication Stop | - Clearance warning ECU assembly - Wire harness |
Refer to DTC B1297: Clearance Sonar ECU Communication Stop |