Aircon Diagnostic Assistant

Vehicle

RegistrationVIN YearEngineMakeModel Refrigerant

📷 Take VIN photo 🖼 Upload VIN photo

Photo recognition fills the VIN for technician verification. Press Decode VIN to look up available vehicle details.

VIN photos are processed for VIN recognition and are not included in the A/C diagnostic request. Always verify the 17-character VIN before relying on decoded details.

Tell me what the A/C is doing

Measurements

Ambient °CCentre vent °C Low side pressureHigh side pressure Pressure unit Engine RPM Is clutch engaged? Is the small pipe going into the evaporator hot? Is the large pipe going to the evaporator cold? Noticeable temperature difference between high-pressure pipe entering and exiting the condenser?

These observations are used as diagnostic evidence together with pressures, temperatures, RPM, refrigerant type and symptoms. They do not independently condemn a component.

Diagnostic guidance

Enter the vehicle and symptoms, then press Analyse.

Confirmed repair

Repair performed