Troubleshooting (cont.)
Sensor Troubleshooting Table
Symptoms Probable Causes Recommended Action
B. Debris on the
sensor wire
connector.
B. At the circuit board, gently disconnect,
clean, and reconnect the sensor wire
connector.
C. Circuit board is
not functioning.
C. Replace the cover assembly.
3. Yellow sensor
LED does not
illuminate
with an object
in front of it.
A. Object is clear or
color is
undetectable by
the sensor.
A. Test the sensor using your hand.
B. Debris on the
sensor wire
connector.
B. At the circuit board, gently disconnect,
clean, and reconnect the sensor wire
connector.