Toyota Corolla (E120): Diagnosis circuit

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Dtc check/clear
1. Dtc check (normal mode) Notice: hand–held tester only: when the diagnostic system is switched from the normal mode to the check mode, all the dtcs and freeze frame data recorded in the normal mode will be erased. So before switching modes, always check the dtcs and freeze frame data, and ...

Inspection
1. Windshield wiper switch assy Continuity check  check the continuity of each terminal of the connector. Front wiper switch Standard: Front washer switch Standard: W/o intermittent time adjust: intermittent operation check  connect the voltmeter (+) te ...

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 ...