Diagnostic Test

WARNING: This page is about a different car, the 2019 Fiat 500X. However, it is still accessible from the selected car via links, so may be relevant.

DETERMINE REQUIRED PROGRAMMING AND SET UP
NOTE:
Due the numerous functions performed by the Radio Frequency Hub (RF HUB) it is essential to follow all instructions carefully and be aware of the effects this module has on the Theft and Security and Remote Keyless Entry (RKE) subsystems. Service replacement will also affect a customers personalization settings.

Was the Radio Frequency Hub replaced?

Yes
- Perform the RADIO FREQUENCY HUB VERIFICATION TEST. Refer to RADIO FREQUENCY HUB (RF HUB) VERIFICATION TEST .
No
- Go To 2
RF HUB REPAIR VERIFICATION
1. Reconnect the previously disconnected components and connectors.
2. Connect the scan tool to the Data Link Connector - use the most current software available.
3. With the scan tool, erase stored DTCs in the RF HUB module.
4. Turn the ignition off, and wait 15 seconds, then turn the ignition on. If the customer complaint was due to a specific FOBIK, use the suspect FOBIK.
5. Exercise the Theft and Security System to duplicate the appropriate monitor conditions for any DTCs that were set.
6. Wait one minute, and read the active codes.
  Are any DTCs present or, is the original condition still present?
  
  Yes
  - For DTC Diagnostics. Refer to DIAGNOSTIC CODE INDEX .
  - For Symptom Diagnostics. Refer to DIAGNOSIS AND TESTING .
  No
  - Repair is complete.