Section 439 (Audio 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.
- Description
- How To Proceed With Troubleshooting
- Customer Problem Analysis Check
- Pre-Check
- Diagnostic Trouble Code Chart
- Location
- Terminals Of Ecu
- Problem Symptoms Table
- Power Source Circuit (Radio Receiver ASSY)
- Power Source Circuit (Stereo Component Amplifier ASSY)
- Power Source Circuit (Multi-Display Controller Sub-ASSY)
- Steering Pad Switch Circuit
- Speed Signal Circuit (Stereo Component Amplifier ASSY)
- Illumination Circuit
- Dimmer Signal Circuit (Radio Receiver ASSY)
- Amp Mute Signal Circuit (From Radio Receiver ASSY)
- Amp Mute Signal Circuit (From Navigation Ecu)
- Speaker Circuit (Driver Side Speaker)
- Speaker Circuit
- Amp Sound Signal Circuit (Radio Receiver ASSY - Amp)
- RSE Sound Signal Circuit (Multi-Display Controller Sub-ASSY - Radio Receiver ASSY)
- AVC-LAN Circuit (Radio Receiver ASSY - Stereo Component Amplifier ASSY)
- AVC-LAN Circuit (Multi-Display Controller Sub-ASSY - Radio Receiver ASSY)
- Sound Quality Is Bad In All Modes (Volume Is Too Low)
- Noise Occurs
- Radio Broadcast Cannot Be Received (Bad Reception)
- Cd Cannot Be Inserted Or Is Ejected Right After Insertion
- Cd Cannot Be Ejected
- Sound Quality Is Bad Only When Cd Is Played (Volume Is Too Low)
- Cd Sound Skips
- Cassette Tape Cannot Be Inserted Or Played
- Cassette Tape Cannot Be Ejected
- Sound Quality Is Bad Only When Playing Tape
- Tape Is Tangled Due To Incorrect Tape Speed Or Auto-Reverse Malfunction