PCS-A104
PCS_a104_ambientTempRationality
What does PCS-A104 mean?
Tesla alert code in the Power Conversion System (PCS) module. PCS ambient temperature sensor is reporting an irrational value Ambient temperature is outside of expected range for more than 1s Ambient temperature is within expected range DCDC insufficient cooling check will be disabled if the ambient temp sensor is irrational PCS EEPROM software module has detected an error Power conversion system EEPROM software module has detected an error Clears directly after alert is set Kilowatt-hour counter functionality may be impacted, damaged phase detection may be impacted
Original Description
PCS ambient temperature sensor is reporting an irrational value Ambient temperature is outside of expected range for more than 1s Ambient temperature is within expected range DCDC insufficient cooling check will be disabled if the ambient temp sensor is irrational PCS EEPROM software module has detected an error Power conversion system EEPROM software module has detected an error Clears directly after alert is set Kilowatt-hour counter functionality may be impacted, damaged phase detection may be impacted
Severity Notes
PCS-A104 is an Alert in the Power Conversion System system. It is generally safe to continue driving, but have it checked at your next scheduled service.