AV-SCANNER 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.
Write injector calibration codes after replacing injectors
Read short and long term trims and reset adaptations
Measure supply pressure and pump performance safely
Run a controlled diesel particulate filter regeneration
Test the sensor and reset its learned values
Service the reductant system and clear its counters
Clean or replace an EGR valve and relearn its positions
Find fuel vapour leaks with a smoke machine and scan tool
Separate a failed catalyst from sensor and engine faults
Test heater and signal, then confirm with live data
Complete monitors before an emissions inspection
Check balance, resistance and spray problems
Depressurise, replace and test a fuel pump safely
Replace petrol and diesel filters and prime the system
Test diesel glow plugs and their control circuit
Read rail pressure and injector return data
Test air pump, valves and passages
Clean a throttle body without damaging it
Deal with carbon build-up on direct injection engines
Find vacuum leaks using fuel trims and smoke
Diagnose NOx sensors on modern diesel engines
Deal with water, wrong fuel and contamination
Find what is using the extra fuel
Find air leaks and bleed a diesel fuel system
Look up a fault code, run a local diagnosis and open the right guide from the reader's own menus.
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