AV-SCANNER guides
Service function guides
Resets, relearns, calibrations and repairs, step by step. Each guide is free to read here and to download as a branded PDF for the workshop.
Coolant Bleeding With a Scan Tool
Run electric pumps and purge air from the system
Cooling System Pressure Test
Find coolant leaks before they cause overheating
Thermostat and Fan Diagnosis
Prove why an engine overheats or stays cold
Air Conditioning Performance Test
Check pressures and vent temperature readings
HVAC Flap Actuator Calibration
Relearn blend and mode doors after a battery change
Radiator and Hose Replacement
Replace cooling parts and refill properly
Water Pump Diagnosis
Recognise and replace a failing water pump
Head Gasket Diagnosis
Prove a head gasket failure before stripping the engine
Overheating Engine Diagnosis
Work methodically through an overheating engine
Air Conditioning Recharge Safety
Understand refrigerants, leaks and legal limits
Heater Not Working Diagnosis
Find why the heater blows cold
Cabin Filter and Blower Service
Replace the filter and fix a dead blower
Coolant Selection and Replacement
Choose the right coolant and replace it safely
Radiator Fan Diagnosis
Test fan motors, relays and modules
Air Conditioning Compressor Diagnosis
Test clutch, pressures and compressor faults
Air Conditioning Bad Smell Treatment
Clear musty smells and blocked drains
Use them with the AV-SCANNER
Look up a fault code, run a local diagnosis and open the right guide from the reader's own menus.
