Toyota Corolla (E120): Circuit description

If the ignition switch is turned to the on position, battery positive voltage is applied to the switches, such as terminal ig of the ecu.

Wiring diagram

Inspection procedure

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    Inspection procedure
    Hint: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the ...

    Cargo and luggage
    Take notice of the following information about storage precautions, cargo capacity and load: Capacity and distribution Cargo capacity depends on the total weight of the occupants. (Cargo capacity) = (Total load capacity) - (Total weight of occupants) Steps for Determining Correct Load Limit - (1) L ...

    Sound quality is bad only when playing tape
    Inspection procedure 1 Replace cassette tape with another and recheck Replace the cassette tape with another and recheck.  Replace the faulty cassette tape with the normal one to see if the same trouble occurs again. Standard: malfunction disappear. 2 Check for any foreig ...