CP_a004 — Proximity Rationality
Full alert identifier: CP_a004_proximityRationality
Alert description
The charge port (CP) electronic control unit (ECU) detects proximity voltage in an unexpected range.
Potential impact
If the issue is with the vehicle, it will not be able to charge.
Set condition
The CP ECU detects that proximity voltage is outside of the expected range.
Clear condition
The CP ECU detects that proximity voltage enters the expected range.
Signals to check
These diagnostic fields are associated with CP_a004. Check the alert's Alert Log in Service Mode Plus for available values.
| Signal | Unit |
|---|---|
Cc 1 Voltage
CP_
|
V |
Cc 2 Voltage
CP_
|
V |
Proximity V
CP_
|
V |
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of CP_a004.