Pinpoint Test C : U0164: Notes
WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
DTC Fault Trigger Condition-PCM
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0164 | Lost Communication With HVAC Control Module | The FCIM controls the HVAC control module functions. The PCM sets this DTC if data messages received from the FCIM control module through the GWM are missing. |
Normal Operation and Fault Conditions
REFER to: Communications Network - System Operation and Component Description .
Possible Sources
- Communications network concern
- FCIM
- GWM
- PCM