Removing Coolant Regulator

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2018 Porsche Cayenne, 2017 Porsche Cayenne, 2016 Porsche Cayenne, 2015 Porsche Cayenne, and 2014 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Pointed or sharp objects

Risk of cracks, pricks or cuts

→ Wear personal protective gear.

Removed water pump -1- and thermostat insert -2- →

Fig 1: Identifying Thermostat And Water Pump

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Release cable plug for thermostat insert using angled pointed-nose pliers between the crankcase and thermostat housing and pull it off. → Cable plug for thermostat -1-

Fig 2: Identifying Thermostat Cable Plug
Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Fig 3: Releasing Thermostat Cable Plug
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Remove thermostat insert using shop-made tool.
1. 2.1. Use pointed-nose pliers to wrap a piece of wire or stiff electric cable through several spokes of the thermostat insert. Figure showing screwdriver → Secured electric cable .
  
  Fig 4: Securing Electric Cable
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. 2.2. Tie a knot in the wire or electric cable to prevent it from being pulled out.
3. 2.3. Insert an assembly lever or a large screwdriver through the cable. → Secured electric cable
4. 2.4. Pull the thermostat insert out of the crankcase completely using an inserted assembly lever or a large screwdriver. Support the assembly lever under the vibration balancer if necessary.
  → Secured electric cable Figure shows removed thermostat insert → Removed coolant regulator .
  
  Fig 5: Identifying Coolant Regulator
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.