https://docs.emtronaustralia.com.au/engine-management/functions/gearshift/gearshift-compressor-status/index.html0 Disabled 1 OFF 2 ON 3 OFF - RPM Lockout 4 OFF - User Lockout 5 OFF - Timeout 6 OFF - I/P not selected 7 OFF - Input in Fault 8 OFF - Voltage LockoutHugoen-us