Toyota Venza: Automatic Transaxle Unit

ECU Power Source Circuit

DESCRIPTION When the ignition switch is turned to ON, voltage from the ECM's MREL terminal is applied to the EFI MAIN relay. This causes the contacts of the EFI MAIN relay to close, which sup ...

Components

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Other materials about Toyota Venza:

TRAC OFF Indicator Light does not Come ON
DESCRIPTION The skid control ECU is connected to the combination meter via CAN communication. WIRING DIAGRAM Refer to TRAC OFF Indicator Light Remains ON (See page ). PROCEDURE 1. CHECK CAN COMMUNICATION SYSTEM (a) Check ...

Engine (ignition) switch (vehicles without smart key system)
 - Starting the engine Check that the parking brake is set. Check that the shift lever is set in “P”. Sit in the driver’s seat and firmly depress the brake pedal. Turn the engine switch to the “START” position and start the engine ...

Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS 1. CHECK FOR INTERMITTENT PROBLEMS HINT: A momentary interruption (open circuit) in the connectors and/or wire harness between the sensors and ECUs can be detected using the ECU Data List function of the Techstream. (a) ...