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:

Acceleration Sensor Malfunction (C1420)
DESCRIPTION Refer to DTCs C1419 and C1435 (See page ). DTC Code DTC Detection Condition Trouble Area C1420 After the difference between GL1 and GL2 becomes 0.6 G or more with the vehicle stationary, the difference remains 0.4 G or m ...

Installation
INSTALLATION PROCEDURE 1. INSTALL REAR ENGINE OIL SEAL (a) Apply MP grease to the lip of a new rear engine oil seal. NOTICE: Keep the lip free of foreign matter. (b) Using SST, tap in a new rear engine oil seal until its surface is flush with the rear engine oil seal retainer ed ...

Diagnosis System
DIAGNOSIS SYSTEM 1. DESCRIPTION The ECU stores trouble codes when malfunctions occur. The diagnostic system allows for reading of the trouble codes from the DLC3. Use the Techstream to help diagnose and repair the problem. 2. CHECK DLC3 (a) Check the DLC3 (See page ). 3. INSPECT BATTERY VOLT ...