PCS2_a137 — Cyclo B Mosfet Health Check Failed

Full alert identifier: PCS2_a137_cycloBMosfetHealthCheckFailed

Alert description

The Power Conversion System (PCS2) self-performed MOSFET health check is unsuccessful on Cyclo Converter B

AC Charging may be limited or unavailable.

The PCS2 ECU does not pass the self-performed MOSFET health check on Cyclo Converter B

Cyclo Converter B MOSFET health check passes

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
Measured Resonant Frequency `PCS2_a137_measuredResonantFrequency`	kHz

Signal	Unit
Ac Voltage Present `PCS2_a137_acVoltagePresent`	—
Dcac Enable Line Deasserted `PCS2_a137_dcacEnableLineDeasserted`	—
Failed Sequence `PCS2_a137_failedSequence`	—
Hv Bus Voltage Trip Has Occurred `PCS2_a137_hvBusVoltageTripHasOccurred`	—
Hvdc Over Current Trip Has Occurred `PCS2_a137_hvdcOverCurrentTripHasOccurred`	—
Line Over Current Trip Has Occurred `PCS2_a137_lineOverCurrentTripHasOccurred`	—
Line Over Voltage Trip Has Occurred `PCS2_a137_lineOverVoltageTripHasOccurred`	—
Lv Bus Voltage Trip Has Occurred `PCS2_a137_lvBusVoltageTripHasOccurred`	—

Show 7 more fields

Signal	Unit
Mosfet Index Under Test `PCS2_a137_mosfetIndexUnderTest`	—
Mosfet Leg Under Test `PCS2_a137_mosfetLegUnderTest` 0 AC LEG 1 1 AC LEG 2 2 AC LEG 3 3 AC LEG N 4 DC LEG 1 5 DC LEG 2	—
Power Rail Trip Has Occurred `PCS2_a137_powerRailTripHasOccurred`	—
Pwm Tripped During Health Check `PCS2_a137_pwmTrippedDuringHealthCheck`	—
Result Exempted `PCS2_a137_resultExempted`	—
Retry Count `PCS2_a137_retryCount`	—
Tank Freq Zero With Edge Detected `PCS2_a137_tankFreqZeroWithEdgeDetected`	—

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of PCS2_a137.