Toyota Tundra Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

HINT:

If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.

CAN Communication System

DTC No.

Detection Item

DTC Output from

See page

B1003

ECU Malfunction

Central gateway ECU (network gateway ECU)

U0199

Lost Communication with "Door Control Module A"

Main body ECU (multiplex network body ECU)

U0200

Lost Communication with "Door Control Module B"

Main body ECU (multiplex network body ECU)

U0208

Lost Communication with "Seat Control Module A"

Main body ECU (multiplex network body ECU)

U1002

Lost Communication with Gateway Module

Main body ECU (multiplex network body ECU)

U1115

Lost Communication with Tilt and Telescopic Module

Main body ECU (multiplex network body ECU)

    Diagnosis System

    Dtc Check / Clear

    See More:

    Toyota Tundra Service Manual > How To Troubleshoot Ecu Controlled Systems: How To Proceed With Troubleshooting
    HOW TO PROCEED WITH TROUBLESHOOTING 1. OPERATION FLOW HINT: Perform troubleshooting in accordance with the procedures below. The following is an outline of basic troubleshooting procedures. Confirm the troubleshooting procedures for the circuit you are working on before beginning troubleshooting. 2. ...

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