Pressure switch or pressure sensor for refrigerant pressure
â–¶ How to fix
Check the refrigerant pressure switch or pressure sensor, including wiring and connectors.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The refrigerant pressure switch/pressure sensor has registered an implausible value. The voltage in the circuit has been too low or too high.
Possible cause
Short circuit or open circuit in the pressure switch/pressure sensor circuit. There could also be a fault in the pressure switch or pressure sensor itself.