Toyota Tacoma (2015-2018) Service Manual: How To Troubleshoot Ecu Controlled Systems

Introduction

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General Information

GENERAL INFORMATION A large number of ECU controlled systems are used in the TOYOTA TACOMA. In general, ECU controlled systems are considered to be very intricate, requiring a high lev ...

Other materials:

Open in Stop Light Switch Circuit (C1425)
DESCRIPTION The skid control ECU (brake actuator assembly) detects the brake operating conditions through a signal transmitted by the stop light switch. The skid control ECU incorporates a circuit to detect an open circuit. This DTC is output when an open circuit is detected in the stop light ...

Removal
REMOVAL PROCEDURE 1. REMOVE REAR SEAT CUSHION ASSEMBLY (a) Remove the 2 bolts and rear seat cushion assembly. 2. REMOVE REAR SEATBACK HINGE COVER (a) for LH Side: (1) Disengage the 6 claws to remove the 2 rear seatback hinge cov ...

Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) Whenever a forward recognition camera system DTC is stored, the forward recognition camera stores the current vehicle state (ECU and sensor information) as Freeze Frame Data. CHECK FREEZE FRAME DATA (a) Connect the Techstream to the DLC3. (b) Turn the ignit ...