Turbocharger Air Intake Hose: Service and Repair

Charge Air Cooler Hose, Disconnecting and Connecting


• Follow the safety precautions when working on the charge air system and turbocharger. Refer to => [ Safety Precautions ] Safety Precautions.

• Observe rules for cleanliness. Refer to => [ Clean Working Conditions ] Clean Working Conditions.

Always follow these instructions before and during work.

Disconnecting

With a Positioning Tab

- Push the charge air cooler hose coupling - arrow 1 - together.






• The clip - 1 - can only be released completely by pushing the coupling together.

- Bring the clip - arrow 2 - into the released position.

- Disconnect the coupling without using tools.

Without a Positioning Tab

- Release the coupling by pulling the clip - 1 -. Remove the hose - 2 - without using a tool.






Connecting

With a Positioning Tab


The coupling sealing ring can be damaged if the clamp is in the locked position when installing. This would result in a leak. Follow assembly instructions.

- Clean the sealing surfaces in the coupling.

- When replacing the sealing ring, place it in the groove on the hose. Ensure the sealing ring is completely seated in the groove all the way around.

- Lightly oil the sealing surfaces and the sealing ring.

- Bring the clip - 1 - into the released position.






- Slide the hose onto the charge air cooler as far as the stop. Check the positioning tab - 2 -.

- Bring the clip - 4 - into the locking position. The clip then engages in the securing groove - 3 -.

- Pull the hose back again.

- Pull on the hose to make sure it is seated correctly and the coupling is engaged.

Without a Positioning Tab

- When replacing the sealing ring, lay the ring in the charge air hose groove. Ensure the sealing ring is completely seated in the groove all the way around.

- Oil the sealing surfaces and sealing ring.

- Bring the securing clip into the released position - 1 -.

- Slide the hose onto the charge air cooler as far as the stop.

- Bring the securing clip into the locked position - 2 - and then push the hose back again.






- Check for correct seating and proper locking of the connector by pulling on the hose.