Network Message Chart
WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Module Network Input Messages - BCM
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| PATS start request target data | PCM | The PCM sends the BCM and the ABS module a challenge request for a valid ID. |
Module Network Input Messages - PCM
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| PATS control command | BCM | The response from the BCM supplying the PCM challenge ID. If the BCM ID response is incorrect, then PATS prevents the vehicle from starting. |
Module Network Input Messages - ABS Module
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| Immobilizer target 1 function | PCM | The immobilizer subtarget function sends a response message to challenge message from the PCM. |