Diagnostic Test

WARNING: This page is about a different car, the 2015 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR AN ACTIVE DTC

Turn the ignition on.
With the scan tool, read DTCs.
Does the scan tool display: B11FA-00-HUMIDITY SENSOR INTERNAL?

Yes
- Replace the Humidity Sensor in accordance with the Service Information.
- Perform the BODY VERIFICATION TEST. Refer to BODY CONTROL MODULE (BCM) - BODY VERIFICATION TEST - 500 - EXCEPT ELECTRIC .
No
- Test Complete.