Toyota Corolla (E120): Problem symptoms table

Hint

: use the table below to help you find the cause of the problem. The numbers indicate the probability of the cause of the problem. Check each part in the order shown. If necessary, repair or replace these parts.

On–vehicle inspection

    Share this page:

    Other materials:

    Circuit description
    The rotary solenoid type idle air control (iac) valve is located under the throttle body and intake air bypassing the throttle valve flows into the iac valve through the passage. In this way the intake air volume bypassing the throttle valve is regulated, controls the engine speed. The ...

    Inspection procedure
    1 Check d squib circuit(airbag sensor assy center – horn button assy) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connector between the airbag sensor assy center and the horn button assy.  for the black ...

    Location
    ...