The sensor must be hot in order to operate normally. To keep it hot, the sensor has a heater which is controlled by the ECM via a duty cycle signal. When the exhaust gas temperature is lower than the specified value, the heater warms the sensor tip.
Installation
•
In case of the windshield
with reflection layer which reflects the infrared rays in sensing
field, remove ...
Component (1)
...
Adjustment
Glass Adjustment
•
Check the glass run channel
for damage or deterioration, and replace them if necessary.
...