Toyota Tundra Service Manual: Communication with BODY ECU (Receive) (U0142)

Toyota Tundra Service Manual / Vehicle Interior / Meter / Gauge / Display / 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 network body ECU) continues for 3 seconds or more

CAN communication system

WIRING DIAGRAM

PROCEDURE

1.

CHECK DTC

(a) Use the Techstream to check if the CAN communication system is functioning normally.

Click here

Result

Proceed to

DTC U0142 is not output

A

DTC U0142 is output

B

HINT:

If the CAN communication system DTC U0142 and another DTC are output at the same time, perform troubleshooting for the CAN communication system DTC U0142 first.

A

USE SIMULATION METHOD TO CHECK

B

GO TO CAN COMMUNICATION SYSTEM

    Lost Communication with Brake System Control Module (U0129)

    Lost Communication with Restraints Control Module (U0151)

    See More:

    Toyota Tundra Service Manual > Power Mirror Control System(w/ Memory): Operation Check
    OPERATION CHECK 1. CHECK MEMORY AND REACTIVATION FUNCTION HINT: The SET, M1 and M2 switches of the seat memory switch are shown in the illustration. (a) Turn the ignition switch ON and move the shift lever into the P position. (b) Check the M1 switch. (1) Using the mirror master switch and mirror co ...

    Toyota Tundra Owners Manual

    Toyota Tundra Service Manual

    © 2024 Copyright www.ttundra.com
    0.0102