Removing Intake-Air Distributor

Disconnect cable plug on pressure sensor for intake-air distributor. For details, see

> Refer to 248019 Removing and installing pressure sensor in the appropriate service information. 

Loosen connections on the intake-air distributor.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Intake-air distributor connections, front

1. 1.2.1  Disconnect cable plug for heat socket.
2. 1.2.2  Disconnect positive crankcase ventilation connection on heat socket.
3. 1.2.3  Disconnect cable plug for throttle housing and remove it from the sheetmetal clip.
4. 1.2.4  Disconnect cable connection for tank vent line on the intake-air distributor.

Unclip rear tank vent line at the wiring harness -arrow-  . Loosen front tank vent line at the holder. This will allow easy access to the intake-air distributor fastening screws underneath.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Tank vent line for tank vent valve

Loosen screws on the intake-air distributor. Illustration shows tightening sequence >.

Fig 1: Intake-Air Distributor Screws Tightening Sequence (Naturally Aspirated Engine)

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Tightening sequence for intake-air distributor (shown on naturally aspirated engine) applies to both naturally aspirated and turbo engines

Carefully lift the rear intake-air distributor at the shift gate and pull off the vacuum line under the control valve -1-  (difficult to reach, use a mirror). Disconnect cable plug for control valve. -2- 

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Control valve

Lift of intake-air distributor.

Cover intake ducts on the cylinder head to prevent dirt from getting in (using strips of adhesive tape).

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Intake module connections on turbo engine

Disconnect cable plug on pressure sensor for intake-air distributor. For details, see

> Refer to 248019 Removing and installing pressure sensor in the appropriate service information. 

Unclip rear tank vent line at the wiring harness -arrow-  . Loosen front tank vent line at the holder. This will allow easy access to the intake-air distributor fastening screws underneath.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Tank vent line for tank vent valve

Loosen screws on the intake-air distributor. Illustration shows tightening sequence >.

Fig 2: Intake-Air Distributor Screws Tightening Sequence (Naturally Aspirated Engine)

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Tightening sequence for intake-air distributor (shown on naturally aspirated engine) applies to both naturally aspirated and turbo engines

Pull off vacuum line. -vacuum line- 

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Vacuum line

Lift off intake-air distributor.

Cover intake ducts on the cylinder head to prevent dirt from getting in (using strips of adhesive tape).