VCFRONT1_a266 — EPAS2 Voltage Mismatch
Full alert identifier: VCFRONT1_a266_EPAS2VoltageMismatch
Alert description
The vehicle controller detects there is voltage mismatch greater than 0.5V between the input power to the front vehicle controller (VCFRONT) and the secondary power steering circuit for the primary Electronic Power Assisted Steering (EPAS2) electronic control unit (ECU).
Potential impact
Power steering may be limited or unavailable.
Set condition
The voltage mismatch is greater than 0.5V between the VCFRONT printed circuit board assembly (PCBA) input voltage and the eFuse output voltage.
Clear condition
The voltage mismatch is less than 0.5V between the VCFRONT printed circuit board assembly (PCBA) input voltage and the eFuse output voltage.
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 |
|---|---|
E Fuse Voltage
VCFRONT1_
|
V |
Vbat Prot Voltage
VCFRONT1_
|
V |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCFRONT1_a266.