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Toyota Sienna Service Manual: Display does not Dim when Light Control Switch is Turned ON

Toyota Sienna Service Manual / Navigation / Navigation system / Diagnostic trouble code chart / Display does not Dim when Light Control Switch is Turned ON

INSPECTION PROCEDURE

1 CHECK IMAGE QUALITY SETTING

 CHECK IMAGE QUALITY SETTING

  1. Enter the display adjustment screen by pressing the "DISPLAY" switch.
  2.  Turn the light control switch to the TAIL position.
  3.  Check if "DAY MODE" on the display adjustment is ON.

OK: "DAY MODE" is ON.

TURN "DAY MODE" SETTING OFF

2 CHECK VEHICLE SIGNAL (DISPLAY CHECK MODE)

CHECK VEHICLE SIGNAL (DISPLAY CHECK MODE)

  1. Enter the "Display Check" mode (Vehicle Signal Check).
  2.  Check that the display changes between ON and OFF according to the light control switch operation.

OK

OK

HINT: The display is updated once per second. It is normal for the display to lag behind the actual switch operation.

REPLACE RADIO AND NAVIGATION ASSEMBLY

Illumination for Panel Switch does not Come on with Tail Switch ON
INSPECTION PROCEDURE 1 CHECK VEHICLE SIGNAL (DISPLAY CHECK MODE) Enter the "Display Check" mode (Vehicle Signal Check Mode).  Check that the display changes between ON and OF ...

Panel Switches do not Function
INSPECTION PROCEDURE 1 CHECK PANEL SWITCH Check for foreign matter around the switches that might prevent operation. OK: No foreign matter is found 2 CHECK PANEL SWITCH (DISPLAY CHECK MODE ...

Other materials:

Problem symptoms table
HINT:  Inspect the fuse and relay before confirming the suspected areas in the table below.  Inspect each suspected area in numerical order for the corresponding symptom. If the malfunction still exists after checking and confirming that all circuits and components are normal ...

Listening to an iPod
Connecting an iPod enables you to enjoy music from the vehicle speakers. Select “iPod” on the audio source selection screen. When the iPod connected to the system includes iPod video, the system can only output the sound by selecting the browse screen. Connecting an iPod Audio control ...

Abnormal Temperature Inside ID1 Tire
DESCRIPTION Each tire pressure warning valve and transmitter measures the internal temperature of its tire as well as tire pressure, and transmits the information to the tire pressure warning ECU along with the transmitter ID. If the measured temperature is out of the specified range, t ...

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