VCFRONT_a159 — Coolant Valve Fault
Full alert identifier: VCFRONT_a159_coolantValveFault
Alert description
The coolant valve has stalled while trying to reach a specific angle target. Cabin HVAC / climate control cooling (air conditioning) may be limited and drive power may be reduced.
Potential impact
Cabin HVAC / climate control cooling (air conditioning) may be limited. Drive power may also be limited due to low coolant flow, and a separate alert will be present to indicate this condition.
Set condition
Coolant valve has stalled when attempting to reach an angle target.
Clear condition
Coolant valve has reached the necessary angle target.
Signals to check
Open this alert in Service Mode Plus and review the Payload tab. Use the field names below to identify the values shown by your vehicle.
| Signal | Unit |
|---|---|
Angle Actual
VCFRONT_
|
deg |
Angle Target
VCFRONT_
|
deg |
| Signal | Unit |
|---|---|
Stall
VCFRONT_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCFRONT_a159.