VCBATT_a490 — Air Susp Comp Voltage Mismatch
Full alert identifier: VCBATT_a490_airSuspCompVoltageMismatch
Alert description
There is a greater than 0.5V drop between input power to the vehicle battery controller (VCBATT) and the Air Suspension Compressor circuit.
Potential impact
Potential hardware issue could cause eFuse to trip or VOR.
Set condition
0.5V difference between input voltage to the board and the eFuse.
Clear condition
Less than 0.5V difference between input voltage to the board and the eFuse
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
VCBATT_
|
V |
Vbat Prot Voltage
VCBATT_
|
V |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCBATT_a490.