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
DIAGNOSTIC TROUBLE CODE CHART HINT: If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" bel ...

Antenna Coil Open / Short (B2784)
DESCRIPTION When an open or short circuit is detected in the transponder key amplifier coil built into the engine switch, the certification ECU (smart key ECU assembly) stores this DTC. This DTC ...

Other materials:

Four-wheel drive system
Use the front-wheel drive control switch to select the following transfer modes. H2 (high speed position, two-wheel drive) Use this for normal driving on dry hard-surfaced roads. This position gives greater economy, quietest ride and least wear. H4 (high speed position, four-wheel drive) ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each sy ...

Detachable pole antenna
The antenna can be removed. ■ Removing the antenna Place the included wrench around the antenna. When not in use, the wrench is stored in glove box. Loosen the antenna with the wrench and remove it. ■ Installing the antenna Tighten the antenna by one hand until it will not t ...

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