Removing Transmission Oil Cooler

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2019 Porsche 911, 2018 Porsche 911, 2017 Porsche 911, 2016 Porsche 911, and 2015 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Hot components

Risk of burns

→ Let hot components cool down.

→ Wear personal protective gear.

Clamp off coolant hoses.

Fig 1: Connecting Coolant Hose
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
1. 1.1. Clamp off coolant hose -1- using hose clamping pliers Nr.192 -3- .
2. 1.2. Clamp off coolant hose -2- using hose clamping pliers Nr.192 -4- .
Place a container under the vehicle to collect coolant.
Pull off coolant hoses.
1. 3.1. Open the spring band clamp -3- on the coolant hose -1- .
  Pull off the coolant hose.
  
  Fig 2: Opening Spring Band Clamps
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. 3.2. Open the spring band clamp -4- on the coolant hose -2- .
  Pull off the coolant hose.
WARNING:
Hot fluid
- Danger of scalding
→ Avoid contact with hot fluid.

→ Wear personal protective gear.
Place a suitable container under the vehicle to collect the oil/coolant mixture.
Information

The upper threaded joints for the transmission oil cooler cannot be loosened because they are obstructed by the B+ cable socket. To access the threaded joints, part of the cable duct for the B+ line must be detached.
Detach part of the cable duct for the B+ line.
1. 5.1. Only unscrew the two screws at the right -2- on the cable duct -1- .
  
  Fig 3: Identifying Cable Duct For B+ Line
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. 5.2. Press the cable socket up in order to access the upper screws for the transmission oil cooler.
Remove transmission oil cooler.

Fig 4: Identifying Threaded Joint For Transmission Oil Cooler
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
1. 6.1. Unscrew screws (M6 x 55) -1- on the transmission oil cooler.
2. 6.2. Unscrew screws (M6 x 20) -2- on the transmission oil cooler.
3. 6.3. Remove transmission oil cooler.
4. 6.4. Collect emerging coolant and transmission oil.
Replace insert seal -1- for the transmission oil cooler.

Fig 5: Identifying Seal Of Transmission Oil Cooler
Courtesy of PORSCHE CARS NORTH AMERICA, INC.

7.1. Carefully clean the sealing surface.