Pinpoint Test T : U0253:00: Notes
Refer to Module Communications Network.
Normal Operation and Fault Conditions
The PAM communicates with the APIM through the GWM. REFER to: Parking Aid - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0253:00 | Lost Communication With Accessory Protocol Interface Module: No Sub Type Information | Sets in continuous memory in the PAM if messages received from the APIM are missing for 5 seconds or more. |
Possible Sources
- Communication concern
- GWM concern
- APIM
- PAM (integral to the BCM) concern