Toyota Tundra Service Manual: Panel Switches do not Function

Toyota Tundra Service Manual / Audio, Visual, Telematics / Audio / Video / Audio And Visual System / Panel Switches do not Function

CAUTION / NOTICE / HINT

NOTICE:

After replacing the radio and display receiver assembly of vehicles subscribed to pay-type satellite radio broadcasts, XM radio ID registration is necessary (w/ SDARS System).

PROCEDURE

1.

CHECK PANEL SWITCH

(a) Check for foreign matter on the display.

OK:

The display is clean.

NG

REMOVE ANY FOREIGN MATTER FOUND
OK

2.

CHECK PANEL SWITCH (OPERATION CHECK)

(a) Enter the "Panel & Steering Switch Check Mode" screen. [Refer to Check Panel & Steering Switch in Operation Check (See page )]

(b) Operate the abnormal switch and check if the switch status is correctly displayed.

OK:

The switch status is correctly displayed as operated.

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

    Operation Check

    Parking Brake Switch Circuit

    See More:

    Toyota Tundra Service Manual > Meter / Gauge System: Communication with BODY ECU (Receive) (U0142)
    DESCRIPTION The combination meter assembly communicates with the main body ECU (multiplex network body ECU) via the CAN line. DTC Code DTC Detection Condition Trouble Area U0142 When either of following conditions is detected: IG voltage 10.5 V or more No communication with main body ECU (multiplex ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2025 Copyright www.ttundra.com
    0.0116