Audi Q7: Maintenance and Care

 High Pressure Pump

Overview - High Pressure Pump 1 - Bolt Tightening specification and sequence. Refer to → Fig. "High Pressure Pump - Tightening Specification and Sequence". 2 - High Pressure Pump With Fuel Metering Valve -N290- Do not disassemble Removing and installing. Refer to

 Refrigerant Lines in Plenum Chamber, Removing and Installing

  Caution This procedure contains mandatory replaceable parts. Refer to component overview prior to starting procedure. Mandatory Replacement Parts O-ring - Front Expansion Valve to Refrigerant Line - High Pressure Side   Caution Danger due to refrigerant coming out under pressure