Diagnostics and repair of ZF 6HP19 valve body Audi A4 A6 ALLROAD Q7 BMW 3 SERIES BMW 5 SERIES Instrument for testing solenoids for impermeability ZF 6HP19 6HP21 6HP26 6HP28 6HP32 6HP34 6R60 6R75 6R80: https://akpp.pl/tool-for-testing-solenoid-ZF-6HP