Removing the intake plenum
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2023 BMW X2, 2022 BMW X2, 2021 BMW X2, 2020 BMW X2, and 2019 BMW X2. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Working on 12 V electrical system
.
Risk of short circuits! Risk of fire!
Risk of short circuits! Risk of fire!
- Make sure that there is no charger connected to the jump start terminal in the engine compartment.
- Detach battery ground lead from battery.
- For auxiliary batteries: Detach battery minus cables from all auxiliary batteries.
Preliminary work
- Refer to DISCONNECTING THE NEGATIVE BATTERY CABLE OF THE SYSTEM BATTERY .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING TANK VENT VALVE .
- Refer to REMOVING THE INTAKE MANIFOLD FOR INTAKE SILENCER HOUSING .
- Refer to REMOVING INTAKE SILENCER HOUSING .
- Refer to IF INSTALLED: PARTIALLY REMOVING THE ENGINE VENTILATION LINE .
WARNING:
Hot surfaces
.
Risk of burning!
Risk of burning!
- Perform all work only on components that have cooled down.
- Unlock and disconnect the plug connection (1) at the Valvetronic servomotor.
- Unclip wiring harness (2) and release it from the intake plenum.
- Unclip the positive battery cable (3) from the alternator and release it from the intake plenum.
- Unlock and disconnect the plug connection (1) on the boost pressure sensor.
- Loosen clamps (2).
- Feed the wiring harness (3) out from the intake plenum and set aside.
- Feed out coolant line (1) from the holder (2) and place to one side.
- Loosen screws (1).
- Guide the fuel feed line (2) out and set it aside.
- Unlock the locks (arrows).
- Feed out cable duct (1) and set it aside.
- Make sure that the locks (1) engage in the holders (arrows).
- Unlock and release the plug connection (1) on the boost pressure sensor.
- Unlock and release the plug connection (2) on the throttle valve.
- Unlock the pressure pipe (3) and disconnect it from the throttle body.
- Remove the pressure pipe (3) and put to one side.NOTE: The following step(s) must be performed if the listed component(s) is/are installed.
- Unlock and release the engine ventilation line (1) from throttle body (2).
- Release the screws in the sequence (5) to (1).
- Feed the intake plenum (6) out from the cylinder head and remove it.