Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Engine Immobiliser System Incorrect Assembly (B279C95)

DESCRIPTION

This code is stored when an ECM that is incompatible with the engine immobiliser system is installed to the vehicle.

DTC Code

DTC Detection Condition

Trouble Area

DTC Output Confirmation Operation

B279C95

An ECM that is incompatible with the engine immobiliser system is installed (1 trip detection logic*).

ECM

Check for DTCs.

  • *: Only output while a malfunction is present.
Vehicle Condition and Fail-safe Operation when Malfunction Detected

Vehicle Condition when Malfunction Detected

Fail-safe Operation when Malfunction Detected

Engine cannot be started

-

Related Data List and Active Test

DTC Code

Data List and Active Test

B279C95

-

PROCEDURE

1.

CLEAR DTC

(a) Clear the DTCs (See page ).

NEXT

2.

CHECK FOR DTC

(a) Check for DTCs (See page OK: ).

OK:

DTC B279C95 is not output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE ECM

Diagnostic Trouble Code Chart
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How To Proceed With Troubleshooting
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Removal
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