Section 466 (Luggage Room Junction Block (Body No. 4) Control System - Diagnosis)
WARNING: This page is about a different car, the 2003 Lexus LS 430. 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
- Diagnostic Trouble Code Chart
- Parts Location
- Terminals Of Ecu
- Problem Symptoms Table
- Circuit Inspection
- DTC B1268 Back-up communication bus malfunction (between Driver Side Junction Block ECU and Luggage Room Junction Block ECU)
- DTC B2402 Transistor Relay Overload Malfunction, DTC B2403 Transistor Relay Overheat Malfunction
- Power Source Circuit
- Ignition Switch Power Source Circuit
- Fuel Lid Opener Motor Circuit
- Fuel Sender Main and Sub Gauge Circuit
- Luggage Compartment Door Key Lock and Unlock Switch Circuit
- Luggage Compartment Door Opener Motor Circuit
- Luggage Compartment Door Courtesy Switch Circuit
- Luggage Compartment Door Closer Switch Circuit
- Rear A/C Amplifier Circuit
- Taillight Circuit
- Stop Light Circuit
- High-mounted Stop Light Circuit
- Back-up Light Circuit
- Licence Plate Light Circuit
- Luggage Room Light Circuit
- Rear Seat Belt Buckle Illumination Circuit
- Door Lock Switch (Luggage) Circuit