Toyota Tundra Service Manual: Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

(a) The transponder key ECU assembly controls the engine immobiliser system. Engine immobiliser system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3).

CHECK DLC3

(a) Check the DLC3.

Click here

INSPECT BATTERY VOLTAGE

(a) Measure the battery voltage.

Standard voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery.

    Data List / Active Test

    Diagnostic Trouble Code Chart

    See More:

    Toyota Tundra Service Manual > Blind Spot Monitor System: Short to GND or Open in Buzzer (C1ABE)
    DESCRIPTION DTC C1ABE is stored when the blind spot monitor sensor LH detects a short to ground or open in the RCTA buzzer (blind spot monitor buzzer) circuit. DTC No. DTC Detection Condition Trouble Area C1ABE Both of the following conditions are met: The blind spot monitor system is on The blind s ...

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