85-30-20 Boost Pressure Sensor
85-30-21 Removal of the Boost Pressure Sensor
1. Disconnect the electrical connector “BPS1 + BPS2”
2. Remove the screws [3] and [7].
3. Remove the boost pressure sensor [4] and the spacer [8].
85-30-22 Installation of the Boost Pressure Sensor
1. Insert boost pressure sensor and the spacer with new O-ring.
2. Look out for the correct position of the O-ring.
3. Lubricate or ring with acid free lubrication.
4. Spacer [8] assembly steps in case of latest Boost Pressure Actuator installation:
Assemble the hose nipple [14] together with the sealing [15] onto the spacer [8]
using Loctite 542 and torque them with 5 Nm.
5. Screw boost pressure sensor screws down with 5 Nm using Loctite 243.
When using Loctite, make sure, that the thread is free of grease and apply only a thin
film of Loctite.
6. Connect the electrical connectors “BPS1 or BPS2”.
7. Perform an engine ground run according to Chapter 71-00-03.
85-30-30 Intake Air Temperature Sensor
85-30-31 Removal of the Intake Air Temperature Sensor
1. Disconnect the electrical connectors “IAT1 or IAT2”.
2. Remove the intake air temperature sensor [1].
85-30-32 Installation of the Intake Air Temperature Sensor
1. Use new sealing rings [2].
2. Install the intake air temperature sensor with new sealing rings
3. Torque intake air temperature sensor with 15 Nm.
4. Connect the electrical connectors “IAT1 or IAT2”.
5. Perform an engine ground run according to Chapter 71-00-03.
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