VCFRONT_a199 — PRVCAN Undertrminate
Full alert identifier: VCFRONT_a199_PRVCANUndertrminate
Alert description
The adjustable termination for the private controller area network (CAN) bus is off (not active) when it should be turned on (active).
Potential impact
The private CAN bus may not function as expected.
Set condition
Adjustable termination is off (not active), and the vehicle is rear wheel drive (RWD) configuration (no secondary drive inverter exists) or the secondary drive inverter (DIS) is not connected to CAN.
Clear condition
The unified diagnostic services (UDS) routine to turn on adjustable termination on the private CAN bus is run.
Signals to check
These diagnostic fields are associated with VCFRONT_a199. Check the alert's Payload in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
NVRAM State
VCFRONT_
|
— |
Lockout State
VCFRONT_
|
— |
Output State
VCFRONT_
|
— |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCFRONT_a199.