Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Manifold Pressure/Vacuum Sensor: Service and Repair


WM 248019 Removing and installing pressure sensor

Technical values





Removing and installing pressure sensor

The intake pipe pressure sensor is at a central position on the intake-air distributor and is facing the plenum panel. Naturally aspirated engine -4- or Turbo engine -4-.





Intake module on naturally aspirated engine









Intake air module, Turbo





1. Remove pressure sensor.
1.1. Pull off cable plug.
1.2. Remove screw.
1.3. Remove pressure sensor by levering and turning it slightly.
2. If the sealing ring is damaged, the sensor must be replaced.
3. Fit the pressure sensor into the intake-air distributor by turning it slightly.
3.1. Position and fit the screw.
3.2. Connect cable plug.