Install heat shield on the bottom

• Position lower heat shield (2)  .
• Tighten the screws (1)  .

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to INSTALLING BOTH EXHAUST MANIFOLDS .
• Refer to INSTALLING THE HEAT SHIELD OF THE CYLINDER HEAD COVER FOR CYLINDERS 5 TO 8 .
• Refer to INSTALLING THE HEAT SHIELD OF THE CYLINDER HEAD COVER FOR CYLINDERS 1 TO 4 .
• Refer to INSTALLING FRONT HEAT SHIELD .
• Refer to INSTALLING LEFT AND RIGHT EXHAUST TURBOCHARGERS .
• Mounting fixture on the right.

  Courtesy of BMW OF NORTH AMERICA, INC.

  • Position fixture for the right (2).
  • Tightening the screws (1).
  Tightening torques
  
  

  Mount
  M6x16	Tightening torque	8 Nm

• Refer to INSTALLING LEFT MOUNT .
• Refer to INSTALLING THE CLEAN AIR PIPE OF CYLINDER BANK 2 .
• Refer to INSTALLING CLEAN AIR PIPE OF CYLINDER BANK 1 .
• Refer to INSTALLING CATALYTIC CONVERTER NEAR THE ENGINE ABOVE CYLINDER BANK 1 .
• Refer to INSTALLING UPPER CATALYTIC CONVERTER NEAR ENGINE FOR BANK 2 .
• Refer to INSTALLING HEAT SHIELD, TOP .
• Installing conduit on bank 2

  Courtesy of BMW OF NORTH AMERICA, INC.

  • Clip the wiring harness (2) into the clamps (1).

  Courtesy of BMW OF NORTH AMERICA, INC.

  • Position the wiring harness.
  • Tighten down screws (1).
    TIGHTENING TORQUES
    
    

    Cable duct
    M6x16 screw	Tightening torque	10Nm

• Refer to INSTALLING ENGINE VENTILATION LINE OF CYLINDER BANK 1 .
• Refer to INSTALLING THE HOLDER WITH THE VEHICLE WIRING HARNESS FOR THE SENSOR SYSTEM OF CYLINDER BANK 1 .
• Refer to INSTALLING THE TANK VENTILATION LINE OF CYLINDER BANK 1 PARTIALLY .
• Installing cable duct at cylinder bank 1.

  Courtesy of BMW OF NORTH AMERICA, INC.

  • Position the conduit (2).
  • Tighten the screws (1).
  TIGHTENING TORQUES
  
  

  Cable duct
  M6x16 screw	Tightening torque	10Nm

• Refer to INSTALLING THE OXYGEN SENSOR MONITOR OF CYLINDER BANK 1 .
• Refer to INSTALLING THE OXYGEN SENSOR MONITOR OF CYLINDER BANK 2 .
• Refer to CHECKING THE POSITION OF THE HEAT SHIELD .
• Refer to INSTALLING THE EXPANSION TANK FOR THE CHARGE AIR COOLER .
• Refer to INSTALLING COOLANT EXPANSION TANK .
• Refer to INSTALLING THE LAMBDA OXYGEN SENSOR FOR THE CYLINDERS 5 TO 8 .
• Refer to INSTALLING THE LAMBDA OXYGEN SENSOR FOR THE CYLINDERS 1 TO 4 .
• Refer to INSTALLING ALTERNATOR .
• Refer to INSTALLING THE CHARGE AIR COOLER ON THE LEFT AND RIGHT .
• Refer to CLOSING THE COOLANT PUMPS .
• Refer to FILLING THE LOW-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
• Refer to VENTING THE LOW-TEMPERATURE COOLING SYSTEM .
• Refer to INSTALLING THE WHEEL ARCH COVER ON THE FRONT LEFT AND BOTTOM RIGHT .
• Refer to INSTALLING DRIVE BELT .
• Refer to INSTALLING THE STIFFENING PLATE .
• Refer to INSTALLING THE FRONT RIGHT WHEEL .
• Refer to FILLING THE HIGH-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
• Refer to VENTING THE HIGH-TEMPERATURE COOLANT SYSTEM .
• Refer to INSTALLING FAN COWL WITH ELECTRIC MOTOR .
• Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
• Refer to INSTALLING RIGHT INTAKE SILENCER HOUSING .
• Refer to INSTALLING LEFT INTAKE SILENCER HOUSING .
• Refer to INSTALLING FRONT CROSS CONNECTION .
• Refer to TIGHTENING THE LEFT FRONT-END STRUT .
• Refer to TIGHTENING THE FRONT-END STRUT ON THE RIGHT .
• Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT ON THE RIGHT .
• Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT ON THE LEFT .
• Refer to INSTALLING THE CENTER COWL UPPER PART .
• Refer to INSTALLING TENSION STRUT ON SHOCK TOWER .
• Refer to INSTALLING WINDSHIELD PANEL COVER .
• Refer to INSTALLING LEFT AND RIGHT WIPER ARM .
• Installing the rear right engine compartment cover.

  Courtesy of BMW OF NORTH AMERICA, INC.

  Remove the battery cover  .

  NOTE: The following step(s) must be performed if the listed component(s) is/are installed.
  • Remove the special tool 2 452 007  from the battery.

  Courtesy of BMW OF NORTH AMERICA, INC.

  • Install the cover (2).
  • Lock the lock (1).
• Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to INSTALLING THE COVER PANEL OF THE SLAVE DME CONTROL UNIT .
• Refer to INSTALLING THE COVER PANEL OF THE MASTER DME CONTROL UNIT .
• Refer to CONNECTING BATTERY GROUND LEAD .
• Refer to CHECKING ENGINE OIL LEVEL .