Section 20 (Multiplex Communication System - Diagnostics)
WARNING: This page is about a different car, the 2005 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
- How To Proceed With Troubleshooting
- Customer Problem Analysis Check
- Pre-Check
- Terminals Of Ecu
- Diagnostic Trouble Code Chart
- Parts Location
- Circuit Inspection
- DTC B1211: Driver door ECU communication stop
- DTC B1213: Tilt and Telescopic ECU communication stop
- DTC B1214, B1215: Door system communication bus malfunction (+B short)/(GND short)
- DTC B1218: Body ECU No. 2 communication stop
- DTC B1245: Auto wiper ECU communication stop
- DTC B1269: Theft deterrent ECU communication stop
- DTC B1272: Power seat ECU communication stop
- DTC B1273: Sliding roof control ECU communication stop (w/ Sliding roof vehicle only)
- DTC B1275: Accessory Bus Buffer communication stop
- DTC B1276: Mirror ECU communication stop
- DTC B1279: Rain sensor communication stop
- DTC B1281: Airbag ECU communication stop