Toyota Corolla (E140): Silencer sheet installation areas

Substitute silencer sheets for the laminate coat application areas.

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    Oxygen / af sensor heater monitor
    Preconditions The monitor will not run unless: mil is off  drive pattern  connect the obd ii scan tool to the dlc3 to check monitor status and preconditions.  Start the engine and allow it to idle for 9 minutes.  Drive the vehicle at 25 mph (40 km ...

    Circuit description
    The rear heated oxygen sensor is used to monitor oxygen concentration in the exhaust gas. For optimum catalytic converter operation, the air fuel mixture must be maintained near the ideal ”stoichiometric” ratio. The heated oxygen sensor output voltage changes suddenly in the vicinity of ...

    Inspection procedure
    1 Inspect dlc3 terminal voltage(ts terminal) Turn the ignition switch to on. measure voltage between terminals ts and cg of dlc3. Ok: voltage: 10 – 14 v 2 Check harness and connector(dlc3 – body ground) Check for open and short circuit in harness and connector between ...