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 > Airbag System: Short in P/T Squib (RH) Circuit (B1900-B1903)
    DESCRIPTION The front pretensioner RH circuit consists of the airbag sensor assembly and front seat outer belt assembly RH. This circuit instructs the SRS to deploy when deployment conditions are met. These DTCs are stored when a malfunction is detected in the front pretensioner RH circuit. DTC No. ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2026 Copyright www.ttundra.com
    0.0126