Primary passenger area refrigerant system high pressure
â–¶ How to fix
Check components in refrigerant refrigerant system
What you'll see
Cooling in passenger areais not working when expected to
System reaction
Compressor running is not allowed and condenser fans are forced to run to lower pressure Amber warning lamp will be shown in ICL
Diagnostic depth
Detection
High pressure switch or sensor has reported high pressure.
Possible cause
Possible causes for high pressure are: fault in condenser fans (not running), broken hp switch / sensor reporting wrong value, or compressor running when not supposed to do so, or too high ambient temperature for the system ~45-50cdeg, or too high fill of refrigerant in the system