Ambient Light Sensor: Testing and Inspection

ON-VEHICLE INSPECTION

1. INSPECT AUTOMATIC LIGHT CONTROL SENSOR










a. Measure the continuity, waveform and voltage according to the value(s) in the table.

NOTE: With connector connected, perform inspection from the backside of the connector.

Oscilloscope Waveform:

b. Waveform 1

HINT: If the ambient light becomes brighter, width A will become narrower.