Toyota Sienna Service Manual: Black Screen

Toyota Sienna Service Manual / Navigation / Navigation system / Diagnostic trouble code chart / Black Screen

INSPECTION PROCEDURE

1 CHECK DISPLAY SETTING

Check that the display is not in "Screen OFF" mode.

OK: The display setting is not in "Screen OFF" mode.

2 CHECK IMAGE QUALITY SETTING

Check that the screen color quality can be set.

OK: Setting is possible.

PRESS PANEL SWITCH "DISPLAY" AND SET SCREEN COLOR QUALITY TO NORMAL

3 CHECK CABIN

Check that condensation is not likely to occur in the cabin, and that the temperature is not high or extremely low in the cabin.

HINT:

A humid cabin and a rapid change in temperature may lead to condensation. Condensation in the cabin may short circuit the screen.
The appropriate cabin temperature is 20 to 30C (68 to 86F).

OK: Condensation is not likely and temperature is not high or extremely low.

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

The Other Caller cannot Hear Your Voice, or Your Voice is too Quiet or Distorted

INSPECTION PROCEDURE 1 CHECK CELLULAR PHONE Check if the other side can hear your voice properly. OK: Your voice can be heard correctly. 2 CHECK SETTINGS Check if the mute switch is ...

Vehicle Speed Signal Circuit between Radio and Navigation Assembly and Combination Meter

DESCRIPTION The radio and navigation assembly receives a vehicle speed signal from the combination meter and information about the GPS antenna, and then adjusts vehicle position. HINT: ...

Other materials:

Wrong Disc/ Disc cannot be Read
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Short to GND in Side Squib LH Circuit
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Rear Air Conditioning Control Panel Circuit
DESCRIPTION This is the rear A/C system control signal circuit as well as the power supply circuit of the rear A/C control assembly. Pulse signals regarding rear A/C control panel switch operation are transmitted between the A/C amplifier and rear A/C control assembly. WIRING DIAGRAM ...