Toyota Corolla (E120): Circuit description

This circuit sends a signal to the cruise control ecu assy that dtc output is required.

Wiring diagram

Inspection procedure

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    Battery
    Check the battery as follows. ■ Battery exterior Make sure that the battery terminals are not corroded and that there are no loose connections, cracks, or loose clamps. 1 Terminals 2 Hold-down clamp ■Before recharging When recharging, the battery produces hydrogen gas which is ...

    Precaution
    1. Work precautions (A) vehicle protection (1) when welding, cover glass, seats, carpets, etc. With heat resistant fireploof covers to protect them. (B) safety (1) never stand in the path of the chain when using a puller on the body or frame, and be sure to attach a safety cable. ...

    Inspection procedure
    Hint: this dtc chart is on the premise that the engine is cranked normally. If the engine is not cranked, proceed to the problem symptoms table on page 05–42. Read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions ...