Pinpoint Test D : DTC P081F: Notes
DTC P081F
Refer to Transmission Controls - 6F35 for schematic and connector information.
Normal Operation and Fault Conditions
The GSM and the BCM communicate on the HS-CAN but use a redundant hard wired system as a backup. If the HS-CAN system fails, the GSM and BCM communicate via this hard wired system.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| P081F | Brake Transmission Shift Interlock (BTSI) Signal Correlation | The GSM detects a voltage signal out of range during the HS-CAN operating modes. |
Possible Sources
- Connectors damaged or pushed-out terminals, circuitry open, shorted to power or shorted to ground
- GSM
- BCM