DI_a064 — Pmsrm Unit Mia With Hv Down

Full alert identifier: DI_a064_pmsrmUnitMiaWithHvDown

Alert description

The drive interface (DI) electronic control unit (ECU) detects that a permanent magnet drive unit has gone missing while the high voltage (HV) system is not up

Potential impact

The DI ECU cannot determine the state of a permanent magnet drive unit.

Set condition

The DI ECU is not receiving the expected CAN communication from a permanent magnet drive unit, and considers it irrational or MIA.

Clear condition

Clears on DI power cycle.

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
Vehicle Speed `DI_a064_vehicleSpeed`	kph

Signal	Unit
Hv State `DI_a064_hvState` 0 DOWN 1 COMING UP 2 GOING DOWN 3 UP FOR DRIVE 4 UP FOR CHARGE 5 UP FOR DC CHARGE 6 UP	—
Vehicle Power State `DI_a064_vehiclePowerState` 0 OFF 1 CONDITIONING 2 ACCESSORY 3 DRIVE	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of DI_a064.