Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Cooling Fan System

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 Precaution

PRECAUTION INITIALIZATION NOTICE: Make sure to perform the necessary procedures (adjustment, calibration, initialization, or registration) after parts related to the cooling fan system have been remov

 Parts Location

PARTS LOCATION ILLUSTRATION *1 FAN WITH MOTOR ASSEMBLY *2 ECM *3 NO. 1 ENGINE ROOM RELAY BLOCK AND NO. 1 JUNCTION BLOCK ASSEMBLY - EFI-MAIN NO. 1 FUSE - FAN NO. 2 FUS

 System Diagram

SYSTEM DIAGRAM

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 Room Temperature Sensor Circuit Short to Battery or Open (B141A15)

DESCRIPTION The cooler thermistor (room temperature sensor) is installed in the instrument panel to detect the cabin temperature, which is used to control the air conditioning system. The resistance of the cooler thermistor (room temperature sensor) changes in accordance with the cabin temperature.

 Motor Resolver Circuit

DESCRIPTION The cause of this malfunction may be the motor resolver. Check the motor resolver internal resistance and the connection condition from the inverter to the resolver. Related Parts Check Area Inspection Wire harness and connector between the inverter and motor resolve

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