Toyota Corolla (E120): Circuit description

When the cruise control main switch assy button is turned to on, cruise main indicator light comes on.

Wiring diagram

Wiring diagram

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    Inspection procedure
    1 Check fuse(ecu–ig) Remove the ecu–ig fuse from the instrument panel j/b.  check the continuity of the ecu–ig fuse. Ok: continuity 2 Inspect terminal voltage(b) Remove the cruise control ecu assy with connector still connected.  turn the ignition switch ...

    Inspection procedure
    1 Check p/t squib(lh) circuit(airbag sensor assy center – front seat outer belt assy lh) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag sensor assy center and the seat belt pretensio ...

    Towing with a wheel-lift type truck
    ► From the front Release the parking brake. ► From the rear Use a towing dolly under the front wheels. Vehicles without a smart key system: When not using a towing dolly, turn the engine switch to the “ACC” position and shift the shift lever to N. Vehicles with a smart key ...