Section 147 (Multiplex Communication System)
WARNING: This page is about a different car, the 2003 Lexus GS 430, 2003 Lexus GS 300, 2002 Lexus GS 430, and 2002 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.
- Description & Operation
- Component Locations
- Trouble Shooting
- Self-Diagnostic System
- Connector Identification
- Diagnostic Tests
- DTC B1211/11: Driver Door Ecu Communication Stopped
- DTC B1212/12: Front Passenger Door Ecu Communication Stopped
- DTC 1213/13: Tilt & Telescopic Ecu Communication Stopped
- DTC B1214/14: Door System Communication Bus Malfunction (Short To Voltage) Or DTC B1215/15: Door System Communication Bus Malfunction (Short To Ground)
- DTC B1216/16: Rear Right Door Ecu Communication Stopped
- DTC B121217/17: Rear Left Door Ecu Communication Stopped
- DTC B1218/18: Body Ecu No. 2 Communication Stopped
- DTC B1221/21, DTC B1222/22, DTC B1223/23, DTC B1224/24, DTC B1225/25, DTC B1226/26, DTC B1241/41 Or DTC B1252/52
- DTC B1231/31, DTC B1232/32, DTC B1234/34, DTC B1236/36 Or DTC B1238/38
- DTC B1233/33, DTC B1235/35 Or DTC B1237/37
- DTC B1242/42: Wireless Door Lock Tuner Circuit Malfunction
- DTC B1244/44: Light Sensor Circuit Malfunction
- DTC B1261/61: ECM Communication Stopped
- DTC B1262/62: A/C Amplifier Communication Stopped
- DTC B1266/66: Instrument Panel System Communication Bus Malfunction (Short To Voltage) Or DTC B1267/67: Instrument Panel System Communication Bus Malfunction (Short To Ground)
- DTC B1271/71: Instrument Panel Ecu Communication Stopped
- DTC B1272/1272: Power Seat Ecu Communication Stopped (W/ Seat Memory Only)
- DTC B1273/73: Moon Roof Ecu Communication Stopped
- DTC B1275/75: Accessory Bus Buffer Communication Stopped
- DTC B1281/81: Air Bag Sensor Assembly Communication Stopped
- DTC B1285/85: Steering Pad Switch Communication Stopped (GS 430 Only)
- DTC B1293/93: Gateway Ecu Communication Stopped
- Removal & Installation
- Wiring Diagrams