Toyota CH-R Service Manual: Display does not Dim when Light Control Switch is Turned ON

Toyota CH-R Service Manual / Audio / Video / Audio And Visual System(for Radio And Display Type) / Display does not Dim when Light Control Switch is Turned ON

CAUTION / NOTICE / HINT

NOTICE:

  • Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.

    Click here

  • When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occurs:
    • A communication malfunction DTC may be stored.
    • The radio and display receiver assembly may not operate normally.

PROCEDURE

1.

CHECK IMAGE QUALITY SETTING

(a) Turn the light control switch to the tail or head position.

(b) Check that the daytime screen setting on the display adjustment screen is set to on.

Result

Proceed to

Daytime screen setting is set to on.

A

Daytime screen setting is set to off.

B
A

CHANGE DAYTIME SCREEN SETTING TO OFF
B

2.

CHECK VEHICLE SIGNAL (OPERATION CHECK)

(a) Enter the "Vehicle Signal Check Mode" screen. Refer to Check Vehicle Signal in Operation Check.

Click here

(b) Check that the display changes between ON and OFF according to the light control switch operation.

OK:

Light Control Switch

Display

Tail or head

ON

Off

OFF

HINT:

  • The display is updated once per second. It is normal for the display to lag behind the actual switch operation.
  • Make sure to move the vehicle to a bright area before performing an operation check with the light control switch in the AUTO position.
OK

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

NG

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    Illumination for Panel Switch does not Come on with Tail Switch ON
    CAUTION / NOTICE / HINT NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be neede ...

    Panel Switches do not Function
    CAUTION / NOTICE / HINT NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be neede ...

    Other materials:

    Toyota CH-R Service Manual > Lighting (int): Vanity Light Bulb
    Replacement REPLACEMENT CAUTION / NOTICE / HINT HINT: Use the same procedure for both the LH and RH sides. The procedure described below is for the LH side. PROCEDURE 1. REMOVE VANITY LIGHT ASSEMBLY Click here 2. REMOVE VANITY LIGHT BULB (a) Remove the vanity light bul ...

    Toyota CH-R Service Manual > Can Communication System: Open in Bus 3 Main Bus Line
    DESCRIPTION There may be an open circuit in one of the CAN main bus lines when the resistance between terminals 6 (CA3H) and 21 (CA3L) of the central gateway ECU (network gateway ECU) is 70 Ω or higher. Symptom Trouble Area Resistance between terminals 6 ...

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2025 Copyright www.tochr.net
    0.0154