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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Back Door Entry Lock and Unlock Functions do not Operate
DESCRIPTION When the back door entry lock and unlock functions do not operate, one of the following may be malfunctioning: 1) power door lock control system; 2) outside electrical key oscillator (for rear side); 3) certification ECU (smart key ECU assembl ...

Installation
INSTALLATION PROCEDURE 1. INSTALL HEATED OXYGEN SENSOR 2. INSTALL FRONT EXHAUST PIPE ASSEMBLY (a) Using a vernier caliper, measure the free length of the compression springs. Minimum Free Length: 41.5 mm (1.63 in.) If the free l ...

Fuel Pump Control Circuit
DESCRIPTION 1. w/o Smart Key System When the engine is cranked, the starter relay drive signal output from the ignition switch is input into the STA terminal of the ECM, and the NE signal generated by the crankshaft position sensor is also input into the ...