Audi Workshop Service and Repair Manuals

Diagram of coolant hose connections

• Expansion tank
• ◆ With filler cap
• ◆ Testing pressure relief valve in filler cap
• Intake manifold
• Connecting pipe on throttle valve control part
• To heat exchanger
• ◆ After replacing, fill system with fresh coolant
• Gearbox ATF cooler
• ◆ for ATF in automatic gearbox
• ◆ For vehicles with automatic gearbox

• Radiator
• ◆ Removing and installing
  => Page 19-21
• ◆ After replacing, fill system with fresh coolant
• Oil cooler
• ◆ Removing and installing
  => Page 17-9, item 18
• Coolant thermostat
• ◆ Removing and installing
  => Page 19-16
• ◆ Checking => Page 19-18
• Coolant pump
• ◆ Removing and installing
  => Page 19-12
• ◆ Check for ease of movement
• Cylinder head/cylinder block
• ◆ After replacing, fill system with fresh coolant