Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: General

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 Introduction

 How To Troubleshoot Ecu Controlled Systems

 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 techn

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 Inspection

INSPECTION PROCEDURE 1. INSPECT ENGINE COOLANT TEMPERATURE SENSOR CAUTION: Do not put your hands into the water that has been heated for the inspection. Touching the heated water could result in burns. (a) Measure the resistance according to the value(s) in the table below.

 ECU Power Source Circuit

DESCRIPTION If the ignition switch is ON, the hybrid vehicle control ECU applies current to the MREL terminal to turn the IGCT relay on. This supplies power to the +B1 terminal. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: After the ignition switch is turned off, there may be a waitin

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