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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ECM Power Source Circuit
DESCRIPTION When the ignition switch is turned to ON, the battery voltage is applied to IGSW of the ECM. The output signal from the MREL terminal of the ECM causes a current to flow to the coil, closing the contact of the engine room junction block assemb ...

Lost Communication with Front Airbag Sensor RH (B1612/83,B1613/83)
DESCRIPTION The front airbag sensor RH circuit consists of the center airbag sensor assembly and front airbag sensor RH. The front airbag sensor RH detects impacts to the vehicle and sends signals to the center airbag sensor assembly to determine if the ...

Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 1 MANIFOLD CONVERTER INSULATOR (a) Install the No. 1 manifold converter insulator to the exhaust manifold converter sub-assembly with the 4 bolts. Torque: 12 N·m {122 kgf·cm, 9 ft·lbf} ...