THC_w0148
THC_w0148_refrigerantLow
What does THC_w0148 mean?
Tesla warning code in the THC (THC) module. The THC_w0148_refrigerantLow? warning was first released in FW 2017.24+ The THC_w0148_refrigerantLow alert shall be set if the following conditions are met for 60 seconds: THC is initialized The ambient temperature sensor is not faultedThe ambient temperature > 0 deg C Refrigerant discharge temp > 0 deg CThere are no refrigerant discharge temperature alerts (THC_a0137_rfrgDisTemp or THC_a0138_rfrgDisTempRange) There are no refrigerant suction temperature alerts (THC_a0142_rfrgSuctPress) or THC_a0145_rfrgSuctPressRange) The refrigerant discharge pressure < 0.25 bar The THC_w0148_refrigerantLow alert shall be cleared if the following conditions are met for 30 seconds: THC is initialized The ambient temperature sensor is not faulted The ambient temperature > 0 deg C Refrigerant discharge temp > 0 deg C There are no refrigerant discharge temperature alerts (THC_a0137_rfrgDisTemp or THC_a0138_rfrgDisTempRange) There are no refrigerant suction temperature alerts (THC_a0142_rfrgSuctPress) or THC_a0145_rfrgSuctPressRange) The refrigerant discharge pressure > 1.5 bar? Note: This warning will be customer facing in 2017.50.
Original Description
The THC_w0148_refrigerantLow? warning was first released in FW 2017.24+ The THC_w0148_refrigerantLow alert shall be set if the following conditions are met for 60 seconds: THC is initialized The ambient temperature sensor is not faultedThe ambient temperature > 0 deg C Refrigerant discharge temp > 0 deg CThere are no refrigerant discharge temperature alerts (THC_a0137_rfrgDisTemp or THC_a0138_rfrgDisTempRange) There are no refrigerant suction temperature alerts (THC_a0142_rfrgSuctPress) or THC_a0145_rfrgSuctPressRange) The refrigerant discharge pressure < 0.25 bar The THC_w0148_refrigerantLow alert shall be cleared if the following conditions are met for 30 seconds: THC is initialized The ambient temperature sensor is not faulted The ambient temperature > 0 deg C Refrigerant discharge temp > 0 deg C There are no refrigerant discharge temperature alerts (THC_a0137_rfrgDisTemp or THC_a0138_rfrgDisTempRange) There are no refrigerant suction temperature alerts (THC_a0142_rfrgSuctPress) or THC_a0145_rfrgSuctPressRange) The refrigerant discharge pressure > 1.5 bar? Note: This warning will be customer facing in 2017.50.
Severity Notes
THC_w0148 is a Warning in the THC system. Schedule service soon. Monitor your vehicle for additional warnings.
Other THC Codes
Tesla alert codes sourced from the community-maintained Tesla Alerts Dictionary. This information is for educational purposes only. Always consult Tesla Service for official diagnosis and repairs.