Repair of VAG Hybrid/E-tron BMS control units.

8R0915591   Audi E-tron A6, Q5. Removing error P1609.

5C6915182B  VW Jetta Hybrid. Removing error P1609.

5Q0915182x  Audi A3 E-tron. Removing error P1609.

4M0915223R   Audi Q5, Q7. Removing error P1609.

4N0915105B   Audi A7. Removing error P1609.