Toyota Corolla (E120): Components

Overhaul

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    Operating instructions
    Turning the end of the lever turns on the lights as follows: ► Type A 1 The daytime running lights turn on. 2 The side marker, parking, tail, license plate, daytime running lights and instrument panel lights turn on. 3 The headlights and all the lights listed above (except daytime ...

    Check dlc3
    The vehicle’s ecm uses the iso 9141–2 for communication protocol. The terminal arrangement of the dlc3 complies with sae j1962 and matches the iso 9141–2 format. Hint: if the display shows unable to connect to vehicle when you have connected the cable of the obd ii scan tool or the h ...

    Inspection procedure
    1 Inspect ecm(+b voltage) Turn the ignition switch on.  measure the voltage between the terminals of the e4 and e6 ecm connectors. Standard: 2 Check harness and connector(ecm – body ground) Disconnect the e4 ecm connector. check the resistance between the wire ...