LEXUS Navigation System - Diagnostics
- Precaution
- Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Customer Problem Analysis Check
- Display Check Mode (Color Bar Check)
- Display Check Mode (Touch Switch Check)
- Display Check Mode (Vehicle Signal Check)
- Navigation Check Mode (GPS Information)
- Navigation Check Mode (Vehicle Sensors)
- Navigation Check Mode (NAVI Color Bar Check)
- Navigation Check Mode (Parts Information)
- Navigation Check Mode (Microphone Check)
- Diagnosis Display Detailed Description
- System Normal Condition Check
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnostic Start-Up/Finish
- System Check Mode (DTC Check)
- System Check Mode (DTC Clear/Recheck)
- Diagnostic Trouble Code Table
- Screen Noise Automatic Adjustment
- BT Voice Quality Set Mode
- Black Screen (No Image Appears On Navigation And Audio Screen)
- Display Does Not Dim (Night Screen) With Tail Switch On
- Panel Switch Does Not Function
- Touch Panel Switch Does Not Function
- Screen Flickers Or Has Color Problems
- Map Disc Cannot Be Inserted
- Vehicle Position Mark Is Very Inaccurate
- Cursor Or Map Rotates When Vehicle Is Stopped
- Vehicle Position Mark Is Not Updated
- Current Position Display Does Not Appear
- GPS Mark Is Not Displayed
- Voice Guidance Does Not Function
- Map Display Is Incomplete
- Route Cannot Be Calculated
- Gyro Error
- Map Disc Read Error
- Speed Signal Error
- Voice Recognition Problems Occur
- Voice Is Not Recognized
- Cellular Phone Registration And Phone Directory Transfer Failure
- Cellular Phone Cannot Make Calls In Certain Places
- Cellular Phone Cannot Make/Receive Calls
- Voice On Phone Is Not Heard, Is Too Quiet, Or Is Distorted
- Own Voice Cannot Be Heard, Is Too Quiet Or Is Distorted
- Display Panel Does Not Open, Or Tilt, Or Tilts Is Defective
- Power Source Circuit (Multi-Display)
- Power Source Circuit (Navigation Ecu)
- Speed Signal Circuit (Navigation Ecu - Combination Meter ASSY)
- Speed Signal Circuit (Multi-Display - Combination Meter ASSY)
- Reverse Signal Circuit
- Parking Brake Switch Circuit
- Speaker Circuit (Navigation Voice)
- Display Signal Circuit (Navigation Ecu - Multi-Display)
- Cellular Phone Voice Circuit (Multi-Display - Navigation Ecu)
- Microphone Circuit (Telephone Microphone - Multi-Display)
- Microphone Circuit (Multi-Display - Navigation Ecu)
- Nighttime Illumination Signal Circuit
- Steering Pad Switch Circuit
- Panel Switch Circuit
- Mute Signal Circuit (Stereo Component Amplifier ASSY - Navigation Ecu)
- AVC-LAN Circuit (Navigation Ecu - Stereo Component Amplifier ASSY)
- AVC-LAN Circuit (Radio Receiver ASSY - Gateway Ecu)
- AVC-LAN Circuit (Radio Receiver ASSY - Multi-Display)
- AVC-LAN Circuit (Radio Receiver ASSY - Stereo Component Amplifier ASSY)