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

    Share this page:

    Other materials:

    Replacing light bulbs
    ■ Headlight high beams 1 Turn the bulb base counterclockwise. 2 Pull the bulb out while pressing the lock release of the connector. 3 Replace the light bulb, and install the bulb base. Align the 3 tabs on the light bulb with the mounting and insert. 4 Turn and secure the bulb base. ...

    Inspection procedure
    1 Inspect terminal voltage(idl) Remove the cruise control ecu assy with connector still connected.  disconnect the ecm connector.  turn the ignition switch to on.  measure voltage between terminal 13 (idl) of cruise control ecu assy connector and body ground when the ...

    Interior
    SRS airbags Floor mats Front seats Head restraints Seat belts Console box Inside lock buttons Cup holders Rear seats Rear seat heater switches* *: If equipped ■Ceiling Inside rear view mirror Sun visors Vanity mirrors Vanity lights* Interior lights/personal lights Moon roof sw ...