Checking For Coolant Leaks

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2013 Porsche 911, 2012 Porsche 911, 2011 Porsche 911, 2010 Porsche 911, and 2009 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Caustic fluids

Danger of chemical burns

→ Avoid contact with caustic fluid.

→ Wear personal protective gear.

→ Ensure that there is good ventilation.

→ If you do come into contact, wash off immediately with plenty of warm water and contact a doctor if necessary.

WARNING: Hot fluid

Danger of scalding

→ Let the fluid cool down.

→ Wear personal protective gear.

Check the cooling system for leaks.
1. 1.1. Connect a cooling system tester Cooling System Tester WE 1069 to the coolant expansion tank.
  
  Fig 1: Connecting Cooling System Tester
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. 1.2. Produce a test pressure of 1.8 bar absolute using a pump.
3. 1.3. Visually check all hose and line connections for leaks.
Carry out the required repair work to seal any leaks you find.
Carefully open the adapter on the tester - the system is pressurized.