|
3
|
Display screen changes to white. |
|
POSSIBLE CAUSE |
• Car-navigation unit malfunction
• LCD unit malfunction
• Improper adjustment of the screen contrast
|
Diagnostic procedure
|
STEP
|
INSPECTION
|
ACTION
|
|
|---|---|---|---|
|
1
|
• Turn the ignition switch to the ACC position.
• Does the display screen change to "display quality adjustment" mode when pressing the VOICE button for approx. 2 s or more?
|
Yes
|
Go to Step 3.
|
|
No
|
Go to the next step.
|
||
|
2
|
• Does the display screen become white in NAVI mode?
|
Yes
|
Replace the LCD unit. (See LCD UNIT REMOVAL/INSTALLATION.)
|
|
No
|
Go to the next step.
|
||
|
3
|
• Does the contrast setting for the NAVI mode adjust to near the center?
|
Yes
|
Replace the car-navigation unit. (See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION.)
|
|
No
|
Adjust the contrast of the NAVI mode near the center.
|
||