Toyota Tundra Service Manual: Illumination for Panel Switch does not Come on with Tail Switch ON

Toyota Tundra Service Manual / Audio, Visual, Telematics / Audio / Video / Audio And Visual System / Illumination for Panel Switch does not Come on with Tail Switch ON

PROCEDURE

1.

CHECK VEHICLE SIGNAL (OPERATION CHECK)

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

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

OK:

Light Control Switch

Display

Tail or head

ON

Off

OFF

HINT:

This display is updated once per second. As a result, it is normal for the display to lag behind the actual switch operation.

Result

Result

Proceed to

OK (for Column Shift Type)

A

OK (for Floor Shift Type)

B

NG

C
A

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

B

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

C

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    Illumination Circuit

    Microphone Circuit between Microphone and Radio Receiver

    See More:

    Toyota Tundra Service Manual > Intuitive Parking Assist System: Operation Check
    OPERATION CHECK 1. CHECK INITIAL CHECK FUNCTION (a) Check the initial check function for the sensor. Approximately 0.4 seconds after the ignition switch has been turned to the ON position and the back sonar or clearance sonar switch assembly has been turned ON, all sensors will be checked by the sys ...

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