PCS2_a146 — Ac Line Shared Current Connection Issue

Full alert identifier: PCS2_a146_acLineSharedCurrentConnectionIssue

Alert description

The Power Conversion System (PCS2) detects that the DCAC converter's shared leg current is not shared evenly when the legs are shorted by either the AC harness or the AC relay.

Potential impact

The DCAC converters will have reduced power capabilities.

Set condition

The shared leg current difference exceeds the expected threshold.

Clear condition

The shared leg current is an even split of the total current.

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
Leg 1 Irms `PCS2_a146_leg1_Irms`	A
Leg 2 Irms `PCS2_a146_leg2_Irms`	A
Leg 3 Irms `PCS2_a146_leg3_Irms`	A
Leg N Irms `PCS2_a146_legN_Irms`	A

Signal	Unit
Ac Harness L 2 L 3 Shorted `PCS2_a146_ac_harness_l2_l3_shorted`	—
Legs Paralleled By Relay `PCS2_a146_legs_paralleled_by_relay`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of PCS2_a146.