Toyota Corolla (E120): Circuit description

The abs motor relay supplies power to the abs pump motor. While the abs is activated, the ecu switches the motor relay on and operates the abs pump motor.

Wiring diagram

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Overhaul
    1. Remove manual transmission filler plug Remove the manual transmission filler plug and gasket from the manual transmission case. 2. Remove drain (mtm) plug sub–assy Remove the drain (mtm) plug sub–assy and gasket from the manual transmission case. 3. Remove speedomete ...

    System description
    The ecm uses the signals from the throttle position sensor, air–flow meter and crankshaft position sensor to monitor the engagement condition of the lock–up clutch. Then the ecm compares the engagement condition of the lock–up clutch with the lock–up schedule in the ecm memory to de ...

    Inspection procedure
    Hint: hand–held tester only: narrowing down the trouble area is possible by performing ”a/f control” active test (heated oxygen sensor or other trouble areas can be distinguished). Perform active test using hand–held tester (a/f control). Hint: ”a/f control” is the active te ...