PATS Parameter Identifications (PIDs)
In conjunction with Diagnostic Trouble Codes (DTCs), the PATS Parameter Identifications (PIDs) are a useful tool when diagnosing PATS concerns.
BCM PID Chart
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| KEYS_PROGMD | PATS number of ignition key codes supported | Displays the number of keys currently programmed into the BCM. If unlimited key mode is enabled, this PID only reads 2 regardless of how many keys are programmed. |
| MIN_KEYS_RQD | Minimum number of keys required | Minimum number of programmed keys required. This PID always reads 2. |
PCM PID Chart
| Broadcast Message | Originating Module | Message Purpose |
|---|---|---|
| PATSENABL | Vehicle enable status | Indicates if PATS allows the vehicle to be driven. Must read enabled for the vehicle to be driven. |