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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System Diagram
SYSTEM DIAGRAM Communication Table Sender Receiver Signal Communication Line A/C amplifier ECM Magnetic clutch request signal*1 CAN Idle up reques ...

Parking Brake Switch Circuit
DESCRIPTION This circuit is from the parking brake switch assembly to the radio and display receiver assembly. WIRING DIAGRAM PROCEDURE 1. CHECK BRAKE WARNING LIGHT (a) Check that the brake warning light comes on when t ...

Precaution
PRECAUTION 1. PRECAUTION FOR DISCONNECTING THE BATTERY CABLE NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected: System See Procedure ...