Air Injection Pump: Service and Repair

WM 266519 Removing and installing secondary air pump

Technical values





Preliminary work for removing secondary air pump

1. Place protective covers on the vehicle to avoid damaging the body.
2. Remove intake-air distributor 4-6 -> 244620 Remove and install intake-air distributor - section on "Removing" Removal and Replacement.

Removing secondary air pump

1. Loosen cable duct by unscrewing the Torx screw (M6 x 16) -arrow-.





Screw for cable duct

2. Carefully press cable duct down by hand and unscrew the three Torx screws (M6 x 50) -arrows-.





Screws for secondary air pump

3. Unclip cable plug -1- with retaining clip and disconnect plug connection.





Cable plug for secondary air pump

4. Carefully lever off air hose -1- using a wooden or plastic spatula.





Hose for secondary air pump

5. Lift secondary air pump from the bracket.

Installing secondary air pump

1. Position secondary air pump in installation position.
2. Push on coolant hose -1-.





Hose for secondary air pump

3. Connect cable plug and clip it in -1-.





Cable plug for secondary air pump

4. Carefully press cable duct down by hand and screw in and tighten the three Torx screws (M6 x 50) -arrows-.=> Tightening torque: 7.5 ftlb..





Screws for secondary air pump

5. Fasten cable duct by screwing in and tightening the Torx screw (M6 x 16) -arrow-. => Tightening torque: 7.5 ftlb.





Screw for cable duct

Subsequent work for installing secondary air pump

1. Install intake-air distributor4-6 -> 244620 Removing and installing intake-air distributor - section on "Installing" Removal and Replacement.