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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    Inspection procedure
    1 Inspect cruise control actuator assy Inspect the cruise control actuator arm locking operation.  Turn the ignition switch to off.  Disconnect the cruise control actuator assy connector.  Connect the positive (+) lead from the battery to the terminal 3 (l) of crui ...

    Cruise control actuator assy
    Replacement 1. Remove cruise control actuator cover Disengage the 2 claws, then remove the cruise control actuator cover. 2. Separate accelerator control cable assy Loosen the double nut and separate the accelerator control cable assy. 3. Separate accelerator auto drive ca ...

    Rear wheel alignment
    Inspection 1. Inspect tire 2. Measure vehicle height Notice: before inspecting the wheel alignment, adjust the vehicle height to the specified value. 3. Inspect toe–in Toe–in: usa, canada: Mexico: If the toe–in is not within the specified value, inspect and replace the susp ...