Oil Cooler: Service and Repair

Removing and installing oil-water heat exchanger - engine installed

Removing oil-water heat exchanger

1. Remove cap on coolant expansion tank.





2. Undo drain plug on the coolant guide housing and drain the coolant.
3. Equip drain plug with a new sealing ring and fit in the coolant guide housing. Tightening torque: 10+5 Nm (7.5+3.5 ft. lbs.)
4. Raise convertible top compartment lid.
5. Remove engine-compartment cover.
6. Remove throttle body with intake distributor intermediate piece.





7. Remove oil-water heat exchanger.

Installing oil-water heat exchanger

1. Insert new sealing rings and fit oil-water heat exchanger. Tightening torque: 10 Nm (7.5 ft. lbs.)





2. Fit throttle body with intake distributor intermediate piece. Align rubber sleeves with the markings (arrows) and tighten inner hose clamps. Shift or align the distributor pipe between the intake distributors so that dimension X is identical on the right and left sides. Tighten outer hose clamps. Fasten support between the throttle body and crankcase.





3. Check whether the vacuum control line is seated properly. The vacuum control line must be securely seated in the left rubber sleeve.
4. Fit engine compartment cover.
5. Fill in coolant and bleed the system.