Toyota Corolla (E120): Engine control system

Service data

Torque specification

Torque specification

Fuel

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    Circuit description
    Monitor description The ecm commands gearshift by turning the shift solenoid valves ”on/off”. When there is an open or short circuit in any shift solenoid valve circuit, the ecm detects the problem and the mil comes on. Illuminating the mil, the ecm performs the fail–safe and turns ...

    Inspection procedure
    1 Inspect terminal voltage(idl) Remove the cruise control ecu assy with connector still connected.  disconnect the ecm connector.  turn the ignition switch to on.  measure voltage between terminal 13 (idl) of cruise control ecu assy connector and body ground when the ...

    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 ...