Component Testing
WARNING: This page is about a different variant/trim than selected.
Multifunction Intake Air Sensor
- Ignition OFF, disconnect the harness connector at the B75C Multifunction Intake Air sensor.
- Test the IAT sensor 1 by varying the sensor temperature while monitoring the sensor resistance. Compare the readings with the Temperature Versus Resistance - Intake Air Temperature Sensor
table for Bosch Sensors. The resistance values should be in range of the table values.
- If not within the specified range.
Replace the B75C Multifunction Intake Air sensor.
- If within the specified range.
- If not within the specified range.
- All OK
NOTE:
A thermometer can be used to test the sensor off the vehicle.