Install the knock sensors for cylinders 3 to 4

NOTE: TECHNICAL INFORMATION
When installing the knock sensors, the tightening torque must be observed.
Non-compliance with the tightening torque can lead to malfunction.

Clean the contact surface of the knock sensor at the crankcase.
Install knock sensor (3).
Tighten down screw (2).

TIGHTENING TORQUES SPECIFICATION

Knock sensor to crankcase
M8x30 Observe tightening torque without fail!	tightening torque	21.5 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Connect and lock the connector (1).

The connector (1) must engage audibly.

Follow-up work

Refer to INSTALLING THE INTAKE PLENUM .
Refer to INSTALLING THE TANK VENT VALVE .
Refer to INSTALLING CONTROL UNIT BRACKET .
Refer to INSTALLING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
Refer to INSTALLING THE DME CONTROL UNIT .
Refer to INSTALLING THE ACOUSTIC COVER FOR THE ENGINE AT THE FRONT .
Refer to CONNECTING THE COOLANT LINE OF HIGH-TEMPERATURE COOLANT CIRCUIT .
Refer to CONNECTING THE COOLANT LINE OF LOW-TEMPERATURE COOLANT CIRCUIT .
Refer to INSTALLING CHARGE AIR LINE .
Refer to INSTALLING CLEAN AIR PIPE .
Refer to INSTALLING RESONATOR .
Refer to INSTALLING ACOUSTIC COVER AT REAR .
Refer to INSTALLING THE FRONT HOOD SEAL AT THE REAR .
Refer to FILLING THE LOW-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
Refer to FILLING THE HIGH-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
Refer to CONNECTING NEGATIVE BATTERY CABLE .
Refer to VENTING THE LOW-TEMPERATURE COOLING SYSTEM .
Refer to VENTING THE HIGH-TEMPERATURE COOLANT SYSTEM .
Refer to CHECKING LOW-TEMPERATURE COOLING SYSTEM FOR WATERTIGHTNESS .
Refer to CHECK THE HIGH-TEMPERATURE COOLING SYSTEM FOR WATERTIGHTNESS .
Refer to INSTALLING ACOUSTIC COVER .
Refer to INSTALLING THE UNDERBODY PROTECTION OF THE STEERING GEAR OR THE FRONT THRUST FIELD .
Refer to INSTALLING THE FRONT UNDERBODY PROTECTION OR FRONT THRUST FIELD .