Toyota Corolla (E120): Circuit description

The key unlock warning switch comes on when the ignition key is inserted in the key cylinder and goes off when the ignition key is removed.

Wiring diagram

Inspection procedure

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    Engine rear oil seal
    Replacement 1. Remove manual transaxle assy (m/t transaxle) 2. Remove automatic transaxle assy (a/t transaxle) 3. Remove clutch cover assy (m/t transaxle)  remove the 6 bolts and clutch cover. 4. Remove clutch disc assy (m/t transaxle) 5. Remove flywheel sub–assy (m/t transaxle ...

    Inspection procedure
    1 Inspect transmission wire(s1) Disconnect the transmission wire connector from the transaxle.  measure the resistance according to the value(s) in the table below. Standard: 2 Check harness and connector(transmission wire – ecm) Connect the transmission connec ...

    Circuit description
    The d squib circuit consists of the airbag sensor assy center, spiral cable sub–assy and horn button assy. It causes the srs to deploy when the srs deployment conditions are satisfied. Dtc b0100/13 is recorded when a short is detected in the d squib circuit. Wiring diagram ...