Toyota Tundra Service Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Engine Immobiliser System

DTC No.

Detection Item

Link

B2780

Push Switch / Key Unlock Warning Switch Malfunction

B2784

Antenna Coil Open / Short

B2793

Transponder Chip Malfunction

B2794

Unmatched Encryption Code

B2795

Unmatched Key Code

B2796

No Communication in Immobiliser System

B2797

Communication Malfunction No. 1

B2798

Communication Malfunction No. 2

B2799

Engine Immobiliser System Malfunction

B279A

Theft Deterrent System Communication Line High Fixation

B279C

Theft Deterrent System Presence Detection

    Diagnosis System

    Dtc Check / Clear

    See More:

    Toyota Tundra Service Manual > Sfi System: Diagnosis System
    DIAGNOSIS SYSTEM 1. DESCRIPTION When troubleshooting OBD II (On-Board Diagnostics) vehicles, the Techstream (complying with SAE J1978) must be connected to the DLC3 (Data Link Connector 3) of the vehicle. Various data in the vehicle's ECM (Engine Control Module) can then be read. OBD II regulations ...

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