Toyota Corolla (E120): Circuit description

While driving uphill with cruise control activated, in order to minimize gear shifting and provide smooth cruising overdrive may be prohibited temporarily under some conditions.

The cruise control ecu sends o/d cut signals to the ecm as necessary and the ecm cancels overdrive shifting until these signals are discontinued.

Wiring diagram

Inspection procedure

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    Replacing a flat tire
    1 Chock the tires. 2 For vehicles with steel wheels, remove the wheel ornament using the wrench. To protect the wheel ornament, place a rag between the wrench and the wheel ornament, as shown in the illustration. 3 Slightly loosen the wheel nuts (one turn). 4 Turn the tire jack portion ...

    Unlocking and locking the doors from the outside
    ◆ Smart key system (if equipped) Carry the electronic key to enable this function. 1 Grip the driver’s door handle to unlock the door. Grip the passenger’s door handle to unlock all the doors.* Make sure to touch the sensor on the back of the handle. The doors cannot be unlocked for ...

    Inspection procedure
    Hint: if different dtcs related to different systems that have terminal e2 as the ground terminal are output simultaneously, terminal e2 may be open. Read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malf ...