Coolant Outlet: Service and Repair

WM 195919 Removing and installing coolant distributor housing

Tools









Technical values





Preliminary work

1. Place protective covers on vehicle and in interior compartment.
2. Move seats all the way forward.
3. Remove rear wall cover.
-> 555919 Removing and installing rear wall cover 555919 Removing and Installing Rear Wall Cover.
4. Remove engine compartment lid.
-> 557819 Removing and installing engine compartment lid.

WARNING

Hot fluid

- Danger of scalding

-> Let the fluid cool down.
-> Wear personal protective gear.

5. Drain coolant. Open cap on coolant reservoir.
-> 193817 Draining and filling coolant 193817 Draining and filling in coolant.
6. Remove underbody panels at rear and centre.
-> 519419 Removing and installing cover for rear underbody 519419 Removing and Installing Cover for Rear Underbody.
-> 519319 Removing and installing cover for centre underbody 519319 Removing and installing Cover For Centre Underbody.
7. Remove two coolant hoses (supply and return line).
7.1. Unclip spring clamps and pull Henn couplings out of the coolant pipes.
7.2. Open one spring band clamp and pull off hose at thermostat housing.

WARNING

Objects or loads falling down

- Risk of squashing or crushing

-> Secure components to prevent them from falling down.

Information

- It may only be supported over a large area at the oil pan.

- Localised loading is not permitted.

8. Support engine using transmission and unit jack Junior Jack 2.0 WE 1223 and GA passenger car transmission plate WE 1224 at the oil pan.
9. Remove engine carrier.
-> 103219 Removing and installing engine carrier 103219 Removing and installing engine carrier.

Removing coolant distributor housing

Component overview:





Overview of coolant distributor housing





1. Place a container under the vehicle to collect any emerging coolant.
2. Pull off cable plug -1- on the temperature sensor.





View of coolant temperature sensor

3. Unscrew three internal Torx screws (M6 x 20).
3.1. On Tiptronic vehicles a belt guard is also installed. This must be removed.
4. Unscrew five external Torx screws (M6 x 35).
4.1. Guide distributor housing down and out.
5. Clean sealing surfaces.

Installing coolant distributor housing

Information

- Grease O-rings, hoses and lines in the cooling system with Kluberplus Gel (Part No. 000.043.205.93).

1. Insert new seals on distributor housing and lightly grease.
2. Fit distributor housing. Ensure that the seals are seated correctly.
2.1. Fit five external Torx screws (M6 x 35).
2.2. Fit three internal Torx screws (M6 x 20).
On Tiptronic vehicles a belt guard is also installed. This must be reinstalled.
2.3. Fit and tighten screws uniformly.
=> Tightening torque: 10 Nm (7.5 ftlb.)
3. Connect temperature sensor cable plug.

Subsequent work

WARNING

Objects or loads falling down

- Risk of squashing or crushing

-> Secure components to prevent them from falling down.

1. Install engine carrier.
-> 103219 Removing and installing engine carrier 103219 Removing and installing engine carrier.
2. Move transmission support out of the work area.

Information

- Grease O-rings, hoses and lines in the cooling system with Kluberplus Gel (Part No. 000.043.205.93).

3. Install two coolant hoses (supply and return line).
3.1. Coat O-rings with Kluberplus gel.
3.2. Clip in spring clamps.
3.3. Fit Henn couplings to the coolant pipes (listen for audible click) and check they are seated securely.
3.4. Fit hose onto thermostat housing, close spring band clamp.
4. Fill in coolant and bleed the system.
-> 193817 Draining and filling coolant 193817 Draining and filling in coolant.
5. Start the engine and inspect the coolant connections for leaks.
6. Install underbody panels at the rear and centre.
-> 519419 Removing and installing cover for rear underbody 519419 Removing and Installing Cover for Rear Underbody.
-> 519319 Removing and installing cover for centre underbody 519319 Removing and installing Cover For Centre Underbody.
7. Install engine compartment lid.
-> 557819 Removing and installing engine compartment lid.
8. Install rear wall cover.
-> 555919 Removing and installing rear wall cover 555919 Removing and Installing Rear Wall Cover.
9. Move seats into initial position.
10. Remove protective covers.