CP_a161 — Bad Pilot Diode Detected CN

Full alert identifier: CP_a161_badPilotDiodeDetectedCN

Alert description

The charge port (CP) electronic control unit (ECU) detects that the control pilot voltage is not within its nominal range indicating a possible issue with the ECU.

Potential impact

AC charging may not be operational on the next attempt. DC fast charging should remain functional.

Set condition

The CP ECU detects that the voltage of the control pilot never goes below -10V.

Clear condition

The CP ECU detects a nominal control pilot voltage or the CP ECU is replaced.

Signals to check

These diagnostic fields are associated with CP_a161. Check the alert's Alert Log in Service Mode Plus for available values.

Signal	Unit
Pilot High Max `CP_a161_pilotHighMax`	V
Pilot High Min `CP_a161_pilotHighMin`	V
Pilot Low Max `CP_a161_pilotLowMax`	V
Pilot Low Min `CP_a161_pilotLowMin`	V

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of CP_a161.