Toyota Venza: 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 this vehicle. In general, ECU controlled systems are considered to be very intricate, requiring a high level of ...

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

Ignition Switch Circuit
DESCRIPTION The main body ECU (driver side junction block assembly) determines the ignition switch position (OFF, ACC, ON) based on signals from the IG or ACC circuit. WIRING DIAGRAM PROCEDURE 1. READ VALUE USING TECHSTREAM ...

Terminals Of Ecu
TERMINALS OF ECU 1. CHECK MAIN BODY ECU (DRIVER SIDE JUNCTION BLOCK ASSEMBLY) (a) Disconnect the 2C, 2F and 2K main body ECU (driver side junction block assembly) connectors. (b) Measure the voltage and resistance according to the value(s) in the table ...