Section 419 (Navigation System - Diagnostics)
WARNING: This page is about a different car, the 2003 Toyota 4Runner. 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
- Location
- Terminals Of Ecu
- Problem Symptoms Table
- Even When Pressing "PWR/Vol" Switch Or Any Audio Switch, The Screen Remains Black
- Panel Switch Does Not Function
- Although "PWR/Vol" Switch Is Pressed, No Sound Is Heard (Display And Switch Operation Is Normal)
- No Navigation Screen Displayed When "Map/Voice", "NAVI" Or "DEST" Switch Pressed (Screen Cannot Be Switched)
- Navigation Screen Not Stabilized (Synchronous Error)
- Color On Navigation Screen Is Unusual (RGB Signal Error)
- Front Speaker (Driver Side) Only Is Not Heard (Radio, Cassette Tape, Cd)
- Map DVD Cannot Be Ejected Or Played
- Map Screen Displayed Does Not Appear (Disc Caution Screen Does Not Change)
- Map Is Displayed In White Or Blue Screen (Switched And Vehicle Position Mark Are Displayed)
- Screen Cannot Be Dimmed When Light Control Switch Is Turned To "Tail" Position
- Touch Switch Does Not Function (Navigation Screen Only)
- Vehicle Position Is Deviated From Correct Point Badly
- GPS Mark Does Not Appear
- No Voice Navigation
- Vehicle Position Mark Rotates Without Control (Map Rotates Without Control)
- Driving Directions Opposite To Moving Direction Of Vehicle Position Mark
- Cd Cannot Be Inserted/Is Ejected Right After Insertion/Cannot Be Played
- Cd Cannot Be Ejected
- Cd Sound Skips
- Cassette Tape Cannot Be Inserted Or Played
- Cassette Tape Cannot Be Ejected
- Noise Occurs
- Radio Broadcast Cannot Be Received (Bad Reception)
- Rear Seat Entertainment System Does Not Respond To Any Remote Control Operations
- Quality Of Sound From Wireless Headphone Is Poor Or No Sound Can Be Heard