Toyota Tacoma (2015-2018) Service Manual: System Diagram

System Description

SYSTEM DESCRIPTION 1. ENGINE IMMOBILISER SYSTEM DESCRIPTION The engine immobiliser system is designed to prevent the vehicle from being stolen. This system uses the transponder key ECU assembly th ...

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the engine immobiliser system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP ...

Other materials:

ABS Warning Light Remains ON
DESCRIPTION The skid control ECU (brake actuator assembly) is connected to the combination meter assembly via CAN communication. If any of the following is detected, the ABS warning light remains on: The skid control ECU (brake actuator assembly) connectors are disconnected from the ...

Other System Malfunction (C1A63)
DESCRIPTION The millimeter wave radar sensor assembly receives accelerator pedal position sensor signals from the ECM to determine if the accelerator pedal is being depressed. If the ECM detects a malfunction in the accelerator pedal position sensor or SFI system, the millimeter wave radar se ...

Front Occupant Classification Sensor RH Circuit Malfunction (B1781)
DESCRIPTION The front occupant classification sensor RH circuit consists of the occupant detection ECU and the front occupant classification sensor RH. DTC B1781 is set when a malfunction is detected in the front occupant classification sensor RH circuit. DTC No. DTC Det ...