Toyota Corolla (E120): Circuit description

The actuator motor is operated by signals from the cruise control ecu assy. Acceleration and deceleration signals are transmitted by changes in the duty ratio (see below).

Duty ratio: the duty ratio is the ratio of the period of continuity in one cycle. For example, if a is the period of continuity in one cycle, and b is the period of non–continuity, then

Wiring diagram

Wiring diagram

Inspection procedure

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    Inspection procedure
    1 Inspect fuse(stop) Turn the ignition switch to off.  remove the stop fuse from the instrument panel j/b.  check continuity of the stop fuse. Ok: continuity 2 Inspect stop lamp switch assy Disconnect the stop lamp switch assy connector. check continuity betw ...

    Rear seats
    ► Type A 1 Up Pull the head restraints up. 2 Down Push the head restraint down while pressing the lock release button. ► Type B 1 Up Pull the head restraints up. 2 Down Push the head restraint down while pressing the lock release button. ■Removing the head restraints ...

    Overhaul
    1. Remove repair service starter kit Remove the nut, then disconnect the lead wire from terminal c. Remove the 2 screws which are used to secure the repair service starter kit to the starter drive housing.  remove the repair service starter kit.  remove the return ...