Pinpoint Test E : U0140:00: Notes
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0140:00 | Lost Communication With Body Control Module: No Sub-Type Information | This CMDTC sets in the HVAC module if data messages received from the BCM over the MS-CAN are missing for 5 seconds or more. |
Possible Sources
- BCM
- HVAC module
Visual Inspection and Diagnostic Pre-checks
- Inspect loose or corroded BCM and HVAC module connections.