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Problem Symptoms Table

WARNING: This page is about a different car, the 2004 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
PROBLEM SYMPTOMS

Flow chart No. (See) Component Symptom
1. ( BLACK SCREEN (NOTHING DISPLAYED) ) Multi display Black screen (Nothing displayed)
2. ( NO SOUND WITH POWER SWITCH PRESSED. ("AUDIO OFF" ON AUDIO SCREEN) )   No sound with Power switch pressed. ("AUTO OFF" on audio screen)
3. ( NO NAVIGATION SCREEN DISPLAYED WHEN "MAP", "MENU", OR "DEST" SWITCH PRESSED. (SCREEN CANNOT BE SWITCHED.) )   No navigation screen displayed when "MAP", "MENU" or "DEST" switch pressed. (Screen cannot be switched.)
4. ( NO CORRESPONDING SCREEN DISPLAYED WHEN "AUDIO" OR "INFORMATION" SWITCH PRESSED. )   No corresponding screen displayed when "AUDIO" or "Information" switch pressed.
5. ( NO NAVIGATION DISPLAYED, "AUDIO OFF" ON AUDIO SCREEN AND NO AUDIO SOUND. )   No navigation displayed, "Audio OFF" on audio screen and no audio sound.
6. ( SCREEN CANNOT BE DIMMED IN NIGHT TIME. )   Screen cannot be dimmed in night time.
7. ( NAVIGATION SCREEN IS NOT STABILIZED (SYNCHRONOUS ERROR). )   Navigation screen is not stabilized. (Synchronous error)
8. ( COLOR ON NAVIGATION SCREEN IS UNUSUAL (RGB SIGNAL ERROR). )   Color on navigation screen is unusual (RGB signal error)
9. ( BLACK SCREEN APPEARS WHEN "MAP", "MENU" OR "DESTINATION" SWITCH PRESSED. )   Black screen appears when "MAP", "Menu" or "DEST" switch pressed.
10. ( SOUND OF RADIO, CASSETTE TAPE OR CD ONLY CANNOT BE HEARD FROM SPEAKER. )   Sound of radio, cassette tape or CD only cannot be heard from speaker.
11. ( NO SOUND (RADIO, CASSETTE TAPE, DVD) CAN BE HEARD FROM DRIVER SIDE DOOR SPEAKER ONLY. )   No sound (radio, cassette tape, CD) can be heard from driver side door speaker only.
12. ( MAP DISC CANNOT BE INSERTED. )   Map DISC cannot be inserted.
13. ( MAP SCREEN DISPLAY DOES NOT APPEAR. (DISC CAUTION SCREEN DOES NOT CHANGE) )   MAP screen display does not appear.
(Disc Caution screen does not change.)
14. ( MAP IS DISPLAYED IN WHITE OR BLUE SCREEN. (SWITCHES AND VEHICLE POSITION MARK IS DISPLAYED) )   MAP is displayed in white or blue screen. (Switch and vehicle position mark is displayed.)
15. ( TOUCH SWITCH DOES NOT FUNCTION. (NAVIGATION SCREEN ONLY) )   Touch switch does not function. (Navigation screen only)
16. ( TOUCH SWITCH DOES NOT FUNCTION. (A/C CONTROL SCREEN ONLY) )   Touch switch does not function. (A/C control screen only)
17. ( PANEL SWITCH DOES NOT FUNCTION. (NAVIGATION SCREEN ONLY) )   Panel switch does not function. (Navigation screen only)
18. ( PANEL SWITCH DOES NOT FUNCTION (A/C CONTROL ONLY) )   Panel switch does not function. (A/C control screen only)
19. ( NAVIGATION SCREEN CANNOT CHANGED TO THE NIGHT MODE COLOR. )   The screen cannot be changed to night mode color.
20. ( VEHICLE POSITION IS BADLY DEVIATED FROM CORRECT POINT. )   Vehicle position is badly deviated from correct point.
21. ( GPS MARK DOES NOT APPEAR. )   GPS mark does not appear.
22. ( NO VOICE NAVIGATION. )   No voice navigation.
23. ( VEHICLE POSITION ROTATES WITHOUT CONTROL. (MAP ROTATES WITHOUT CONTROL) )   Vehicle position rotates without control. (Map rotates without control)
24. ( DRIVING DIRECTION IS OPPOSITE TO MOVING DIRECTION OF VEHICLE POSITION MARK. )   Driving direction is opposite to moving direction of vehicle position mark.
25. ( NAVIGATION SYSTEM CANNOT BE OPERATED WITH VOICE RECOGNITION. )   Navigation system cannot be operated with voice recognition.
26. ( ANY SPEAKER DOES NOT WORK. (DVD sound only) ) DVD AUTO Changer Any speaker does not work. (DVD sound only)
27. ( DVD MAGAZINE CANNOT BE INSERTED )   DVD magazine cannot be inserted.
28. ( DVD MAGAZINE INSERTED, BUT NO POWER. )   DVD magazine inserted, but no power.
29. ( POWER COMES IN, BUT DVD AUTO CHANGER DOES NOT OPERATE. )   Power comes in, but DVD auto changer does not operate.
30. ( SOUND JUMPS (DVD SOUND ONLY). )   Sound jumps. (DVD sound)
31. ( DVD MAGAZINE WILL NOT BE EJECTED. )   DVD magazine will not be ejected.
32. ( TROUBLESHOOTING )   Any speaker does not work.