VCFRONT_a355 — Coolant Sys Lockout
Full alert identifier: VCFRONT_a355_coolantSysLockout
Alert description
The vehicle controller detects the vehicle is not factory gated or the coolant is not filled, causing the coolant pumps to turn off and the coolant valve to be in Series or No Bypass mode.
Potential impact
Cabin climate control system air conditioning may be limited or unavailable. Powertrain performance may be limited.
Set condition
May set due to any of the following: (1) vehicle is not factory gated; (2) coolant is not filled; (3) coolant fill / drain routine is active.
Clear condition
May clear due to any of the following: (1) vehicle is factory gated; (2) coolant is filled; (3) coolant fill / drain routine is complete.
Signals to check
These diagnostic fields are associated with VCFRONT_a355. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Factory Gated
VCFRONT_
|
— |
Fluid Not Filled
VCFRONT_
|
— |
Service Lockout
VCFRONT_
|
— |
System Not Commissioned
VCFRONT_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCFRONT_a355.