Power conversion system alerts
Browse 116 PCS alert codes and open an entry for its description and recorded conditions.
PCS alert codes
Showing 1–50 of 116
- PCS_a001 — Chg Hw Input Oc PCS_a001_chgHwInputOc Charger input line over current
- PCS_a002 — Chg Hw Output Oc PCS_a002_chgHwOutputOc Charger output over current
- PCS_a003 — Chg Hw Input Ov PCS_a003_chgHwInputOv Charger input line over voltage
- PCS_a004 — Chg Hw Int Bus Ov PCS_a004_chgHwIntBusOv Charger intermediate bus over voltage
- PCS_a005 — Chg Output Ov PCS_a005_chgOutputOv Charger output over voltage
- PCS_a006 — Chg Precharge Failed Scr PCS_a006_chgPrechargeFailedScr Charger failed to precharge the intermediate bus during SCR precharge
- PCS_a007 — Chg Phase Temp Hot PCS_a007_chgPhaseTempHot Charger detects phase or ambient temperature is high
- PCS_a008 — Chg Phase Over Temp PCS_a008_chgPhaseOverTemp Charger detects phase termperature is too high to continue charging
- PCS_a009 — Chg Pfc Current Regulation PCS_a009_chgPfcCurrentRegulation Charger is not able to regulate its input current
- PCS_a010 — Chg Int Bus V Regulation PCS_a010_chgIntBusVRegulation Charger is not able to regulate its intermediate bus voltage
- PCS_a011 — Chg Llc Current Regulation PCS_a011_chgLlcCurrentRegulation Charger is not able to regulate its output current
- PCS_a012 — Chg Pfc I Band Tracer Fault PCS_a012_chgPfcIBandTracerFault The onboard charger detects an input current value outside expected range, reducing AC charge rate or making AC charging unavailable. This alert frequently sets during grid transients that cause the input current to deviate from the expect…
- PCS_a013 — Chg Precharge Failed Boost PCS_a013_chgPrechargeFailedBoost Charger failed to precharge the intermediate bus during boost precharge
- PCS_a014 — Chg Temp Rationality PCS_a014_chgTempRationality Charger phase temperature is irrational
- PCS_a015 — Chg12v Uv PCS_a015_chg12vUv Charging is inhibited due to low 12V
- PCS_a016 — Chg All Phases Faulted PCS_a016_chgAllPhasesFaulted All charger phases are faulted, not able to deliver power to the battery pack
- PCS_a017 — Chg Wall Power Removal PCS_a017_chgWallPowerRemoval The onboard charger detects power is removed while charging, making AC charging unavailable.
- PCS_a018 — Chg Unknown Grid Config PCS_a018_chgUnknownGridConfig Charger detects unknown grid configuration
- PCS_a019 — Ac Charge Power Limited PCS_a019_acChargePowerLimited The Power Conversion System (PCS) electronic control unit (ECU) detects the charger power is limited and unable to provide the amount of user-requested power.
- PCS_a020 — Chg Enable Line Mismatch PCS_a020_chgEnableLineMismatch PCS charging hardware enable line does not match CAN signal
- PCS_a021 — Hvp Mia PCS_a021_hvpMia PCS does not receive CAN messages from HVP
- PCS_a022 — Bms Mia PCS_a022_bmsMia PCS does not receive CAN messages from BMS
- PCS_a023 — Cp Mia PCS_a023_cpMia PCS does not receive CAN messages from CP
- PCS_a024 — Vcfront Mia PCS_a024_vcfrontMia PCS does not receive CAN messages from VCFRONT
- PCS_a025 — Cpu2 Malfunction PCS_a025_cpu2Malfunction PCS is not able to boot CPU2 and AC charging functionality is lost
- PCS_a026 — Watchdog Alarmed PCS_a026_watchdogAlarmed PCS experienced a watchdog reset
- PCS_a027 — Chg Insufficient Cooling PCS_a027_chgInsufficientCooling PCS does not detect coolant flowing
- PCS_a028 — Chg Output Uv PCS_a028_chgOutputUv PCS output under-voltage detected while being commanded to charge
- PCS_a029 — Chg Power Rationality PCS_a029_chgPowerRationality Charger is unable to meet BMS's requested power
- PCS_a030 — Can Rationality PCS_a030_canRationality PCS CAN receiver encounters error while receiveing message
- PCS_a031 — Ui Mia PCS_a031_uiMia PCS does not receive CAN messages from UI
- PCS_a032 — Excessive Grid Transients Detected PCS_a032_excessiveGridTransientsDetected The Power Conversion System (PCS) electronic control unit (ECU) detects excessive transients on the electrical grid, causing AC charging to be limited or unavailable.
- PCS_a033 — Hv Bus Uv PCS_a033_hvBusUv PCS DCDC detects pack voltage is lower than the safety threshold to continue its 12V support operation
- PCS_a034 — Hv Bus Ov PCS_a034_hvBusOv PCS DCDC detects pack voltage is higher than the safety threshold to continue its operation
- PCS_a035 — Lv Bus Uv PCS_a035_lvBusUv PCS DCDC detects 12V bus voltage is lower than the safety threshold to continue its operation
- PCS_a036 — Lv Bus Ov PCS_a036_lvBusOv PCS DCDC detects 12V bus voltage is higher than the safety threshold to continue its operation
- PCS_a037 — Resonant Tank Oc PCS_a037_resonantTankOc PCS DCDC detects resonant tank over current event
- PCS_a038 — Cla Faulted PCS_a038_claFaulted PCS DCDC detects a fault condition in its CLA co-processor
- PCS_a039 — Sd Module Clk Fault PCS_a039_sdModuleClkFault PCS detects its sigma delta module has malfunctioned
- PCS_a040 — Dcdc Max Power Reached PCS_a040_dcdcMaxPowerReached The Power Conversion System (PCS) electronic control unit (ECU) detects the DCDC converter reaches the maximum output power based on the hardware capability.
- PCS_a041 — Dcdc Over Temp PCS_a041_dcdcOverTemp PCS DCDC detects its temperature is too hot to continue operation
- PCS_a042 — Dcdc Enable Line Mismatch PCS_a042_dcdcEnableLineMismatch PCS DCDC hardware enable line does not match CAN signal
- PCS_a043 — Hv Bus Precharge Failure PCS_a043_hvBusPrechargeFailure PCS DCDC failed to precharge HV bus to the target voltage
- PCS_a044 — 12v Support Regulation PCS_a044_12vSupportRegulation PCS DCDC is not able to regulate LV output
- PCS_a045 — Hv Bus Low Impedance PCS_a045_hvBusLowImpedance PCS detects the HV bus impedance is lower than the expected value
- PCS_a046 — Hv Bus High Impedence PCS_a046_hvBusHighImpedence PCS detects the HV bus impedance is higher than the expected value
- PCS_a047 — Bootloader Crc Mismatch PCS_a047_bootloaderCrcMismatch PCS detects that at least one bootloader has mismatched CRC
- PCS_a048 — Software Assertion PCS_a048_softwareAssertion PCS application detects an unexpected software behavior during its operation
- PCS_a049 — Dcdc Temp Rationality PCS_a049_dcdcTempRationality PCS DCDC temperature sensor is reporting irrational value
- PCS_a050 — Dcdc12 Vsupport Faulted PCS_a050_dcdc12VsupportFaulted DCDC converter 12V support has faulted