Section 437 (Lighting System - Diagnostics)
WARNING: This page is about a different car, the 2005 Lexus RX 330. However, it is still accessible from the selected car via links, so may be relevant.
- Precaution
- Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Customer Problem Analysis Check
- Operation Check
- Customize Parameters
- Initialization
- Problem Symptoms Table
- Terminals Of Ecu
- DTC Check/Clear
- Fail-Safe Chart
- Data List/Active Test
- Diagnostic Trouble Code Chart
- DTC B1244: Light Sensor Circuit Malfunction
- DTC B2410, B2411: Headlight Swivel Ecu LH/RH Communication Malfunction
- DTC B2412, B2413: Headlight Swivel Motor LH/RH Malfunction
- DTC B2414: Steering Position Sensor Malfunction
- DTC B2415: Vehicle Speed Sensor Malfunction
- DTC B2416: Height Control Sensor Malfunction
- DTC B2417: Headlight Beam Level Control Motor LH Malfunction
- DTC B2419: Bean Communication Malfunction
- DTC B2420: AFS Ecu Malfunction
- DTC B2421: Steering Neutral Point Automatic Correction Incompletion
- DTC B2423: AFS Ecu Installation Error
- Headlight Relay Circuit
- Light Control Switch Circuit
- Ignition Switch Circuit
- Parking Brake Switch Circuit
- Dimmer Relay Circuit
- Door Courtesy Switch Circuit
- Tail Relay Circuit
- Generator Signal Circuit
- Automatic Light Control Sensor Circuit
- Front Fog Light Circuit
- Door Lock Position Circuit
- Illumination Circuit
- Overhead Console Illumination Circuit
- Step Light And Inside Handle Illumination Circuit
- Headlight Beam Level Control Actuator Circuit
- Height Control Sensor Circuit
- Headlight Beam Level Control Ecu Communication Circuit
- Headlight Beam Level Control Ecu Power Source Circuit
- AFS Ecu Power Source Circuit
- Headlamp Swivel Main Switch Circuit