Module Replacement Guide (RF-Hub, Pcm, BCM, ESL)
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.
The Immobilizer Component Replacement guide has been modified to list all of the Immobilizer related procedures, found in wiTECH, listed by priority. Starting with the most important procedure first, along with an "X" to indicate when it is necessary to run this procedure.
For Vehicles Equipped With Passive Entry (PE)
| Priority | Procedure Name | BCM | ECM | ESL | FOBIKs | RFH |
|---|---|---|---|---|---|---|
| 1 | Restore Vehicle Configuration | X | ||||
| 2 | RFH replacement | X | ||||
| 3 | Disable Fobiks | X | ||||
| 4 | Enable Fobiks | X | ||||
| 5 | BCM replacement | X | ||||
| 6 | Transfer Secret Key To ESL ECM | X | X | |||
| 7 | PROXI Alignment | X | X | X | X | |
| 8 | ECU Specific Procedures | X | X | X | X |
For Vehicles Equipped With A Mechanical Key Ignition System
| Priority | Procedure Name | BCM | ECM | ESL | Keys |
|---|---|---|---|---|---|
| 1 | Restore Vehicle Configuration | X | |||
| 2 | BCM replacement | X | |||
| 3 | Program Keys | X | |||
| 4 | Transfer Secret Key To ESL ECM | X | X | ||
| 5 | PROXI Alignment | X | X | X | |
| 6 | ECU Specific Procedures | X | X | X |