Corolla S Sedan L4-1.8L (1ZZ-FE) (2002)
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Automatic Light Control Sensor: Testing and Inspection
USA, Puerto Rico: INSPECT LIGHT-OFF CONDITION
a. Turn the ignition switch ON.
b. Turn the light control switch to OFF.
c. Parking brake lever released.
d. Lights auto ON:
Gradually cover the top of the sensor.
USA, Puerto Rico: INSPECT LIGHT-ON CONDITION
Turn the ignition switch OFF.
USA, Puerto Rico: INSPECT AUTOMATIC LIGHT CONTROL SENSOR CIRCUIT
a. Disconnect the connector from the sensor and inspect the connector on the wire harness side, as shown in the chart.
If circuit is as specified, perform the inspection as follows.
If the circuit is not as specified, inspect the circuit connected to other parts.
b. Connect the wire harness side connector to the sensor and inspect wire harness side connector from the back side, as shown.
HINT:
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Ignition switch ON.
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Light control switch AUTO.
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Vehicle's surroundings are bright.
If circuit is as specified, try replacing the sensor with a new one. If the circuit is not as specified, inspect the circuit connected to other parts.
