Pinpoint Test F : U0164:00: Notes
Normal Operation and Fault Conditions
The BCM communicates with the HVAC module over the MS-CAN. Refer to: Communications Network - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0164:00 | Lost Communication With HVAC Control Module: No Sub Type Information | A continuous memory DTC that sets in the BCM if climate control messages received from the HVAC module over the MS-CAN are missing. |
Possible Sources
- Communication network concern
- Battery voltage concern
- HVAC module
- BCM