Blocking engine in TDC firing position

Guide out and remove sealing cap (1) .

Courtesy of BMW OF NORTH AMERICA, INC.
NOTE:
RISK OF DAMAGE
Damage to the engine .
If the engine is manually rotated in the wrong direction of rotation, the engine can be damaged .
- Only rotate the engine manually in the correct direction of rotation: a) clockwise when looking at the damper, or b) counterclockwise when looking at the chain drive. b) applies only if the timing chain is installed in the rear.
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With the special tool, turn the engine 0 493 380 (11 6 480) to the TDC firing position of cylinder 1 .
Vehicles with manual transmission/double-clutch transmission (DCT):
Dimension (X) = 56 mm

Special tool 2 288 380 must be inserted up to dimension (X) into the dowel hole.

Courtesy of BMW OF NORTH AMERICA, INC.
Vehicles with manual transmission/double-clutch transmission (DCT):
Special tool 2 288 380 incorrectly positioned.

TDC firing position of cylinder 1 not achieved.

Courtesy of BMW OF NORTH AMERICA, INC.
Vehicles with manual transmission/double-clutch transmission (DCT):
The special tool 2 288 380 is correctly positioned.

The engine is in the TDC firing position of cylinder 1.

Courtesy of BMW OF NORTH AMERICA, INC.
Vehicles with automatic transmission:
Dimension (X) = 66 mm

Special tool 2 288 380 must be inserted up to dimension (X) into the dowel hole.

Courtesy of BMW OF NORTH AMERICA, INC.
Vehicles with automatic transmission:
The special tool 2 288 380 is incorrectly positioned.

TDC firing position of cylinder 1 not achieved.

Courtesy of BMW OF NORTH AMERICA, INC.
Vehicles with automatic transmission:
The special tool 2 288 380 is correctly positioned.

Engine in TDC firing position of cylinder 1.

Courtesy of BMW OF NORTH AMERICA, INC.

Keep set of special tools 2 456 372 at hand:

Number	Description
1	Basic carrier
2	Setting gauge for adjusting the intake camshaft
3	Setting gauge for adjusting the exhaust camshaft
4	Basic carrier screws on cylinder head
5	Screw gauge on basic carrier

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Provide test gauges from the set of special tools 2 358 122 :

Number	Description
1	Test gauges for fixing in place the intake camshaft
2	Test gauges for fixing in place the exhaust camshaft

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Make sure the marks (1) on the intake camshaft (E) and the exhaust camshaft (A) are legible from above.

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Ensure that the cam (1) on the exhaust camshaft on cylinder 1 points to the inside right at a slight angle.

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Ensure that the cam (1) on the intake camshaft on cylinder 1 points to the left at an angle.

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Ensure that the flattened areas (1) on the intake camshaft and the exhaust camshaft point upwards.

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Position the basic carrier (1) from the set of special tools 2 456 372 on the cylinder head.

Tighten the screws (2) from the set of special tools 2 456 372 .

TIGHTENING TORQUE SPECIFICATIONS

Basic carrier to cylinder head
M6	Tightening torque	8 Nm

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Position the test gauge (2) from the set of special tools 2 358 122 between the intake camshaft and the basic carrier (1) from the set of special tools 2 456 372 .
Position the test gauge (3) from the set of special tools 2 358 122 between the exhaust camshaft and the basic carrier (1) from the set of special tools 2 456 372 .

Tighten screws (arrows).

TIGHTENING TORQUE SPECIFICATIONS

Test gauge to basic carrier
M6	Tightening torque	8 Nm

If the special tool cannot be mounted, readjust the valve timings.

Courtesy of BMW OF NORTH AMERICA, INC.

Guide out and remove sealing cap (1) .

Courtesy of BMW OF NORTH AMERICA, INC.
NOTE:
RISK OF DAMAGE
Damage to the engine .
If the engine is manually rotated in the wrong direction of rotation, the engine can be damaged .
- Only rotate the engine manually in the correct direction of rotation: a) clockwise when looking at the damper, or b) counterclockwise when looking at the chain drive. b) applies only if the timing chain is installed in the rear.
With the special tool, turn the engine 2 468 560 to the TDC firing position of cylinder 1 .

Courtesy of BMW OF NORTH AMERICA, INC.
Vehicles with manual transmission/double-clutch transmission (DCT):
Dimension (X) = 56 mm

Special tool 2 288 380 must be inserted up to dimension (X) into the dowel hole.

Courtesy of BMW OF NORTH AMERICA, INC.
Vehicles with manual transmission/double-clutch transmission (DCT):
The special tool 2 288 380 is incorrectly positioned.

TDC firing position of cylinder 1 not achieved.

Courtesy of BMW OF NORTH AMERICA, INC.
Vehicles with manual transmission/double-clutch transmission (DCT):
The special tool 2 288 380 is correctly positioned.

Engine is in TDC firing position of cylinder 1.

Courtesy of BMW OF NORTH AMERICA, INC.
Vehicles with automatic transmission:
Dimension (X) = 66 mm

Special tool 2 288 380 must be inserted up to dimension (X) into the dowel hole.

Courtesy of BMW OF NORTH AMERICA, INC.
Vehicles with automatic transmission:
The special tool 2 288 380 is incorrectly positioned.

TDC firing position of cylinder 1 not achieved.

Courtesy of BMW OF NORTH AMERICA, INC.
Vehicles with automatic transmission:
The special tool 2 288 380 is correctly positioned.

Engine in TDC firing position of cylinder 1.

Courtesy of BMW OF NORTH AMERICA, INC.

Keep set of special tools 2 456 372 at hand:

Number	Description
1	Basic carrier
2	Setting gauge for adjusting the intake camshaft
3	Setting gauge for adjusting the exhaust camshaft
4	Basic carrier screws on cylinder head
5	Screw gauge on basic carrier

Courtesy of BMW OF NORTH AMERICA, INC.

Provide test gauges from the set of special tools 2 358 122 :

Number	Description
1	Test gauges for fixing in place the intake camshaft
2	Test gauges for fixing in place the exhaust camshaft

Courtesy of BMW OF NORTH AMERICA, INC.

Make sure the marks (1) on the intake camshaft (E) and the exhaust camshaft (A) are legible from above.

Courtesy of BMW OF NORTH AMERICA, INC.
Make sure the cam (1) on the exhaust camshaft on cylinder 1 is pointing slightly to the inside right at an angle.

Courtesy of BMW OF NORTH AMERICA, INC.
Make sure the cam (1) on the intake camshaft on cylinder 1 is pointing leftwards at an angle.

Courtesy of BMW OF NORTH AMERICA, INC.
Make sure the flattened areas (1) on the intake camshaft and the exhaust camshaft are pointing upwards at an angle.

Courtesy of BMW OF NORTH AMERICA, INC.
Position the basic carrier (1) from the set of special tools 2 456 372 on the cylinder head.

Tighten the screws (2) from special tool set 2 456 372 .

TIGHTENING TORQUE SPECIFICATIONS

Basic carrier to cylinder head
M6	Tightening torque	8 Nm

Courtesy of BMW OF NORTH AMERICA, INC.

Position the test gauge (2) from the set of special tools 2 358 122 between the intake camshaft and the basic carrier (1) from the set of special tools 2 456 372 .
Position the test gauge (3) from the set of special tools 2 358 122 between the exhaust camshaft and the basic carrier (1) from the set of special tools 2 456 372 .
Tighten the screws (arrows).
NOTE: If special tool cannot be mounted, the timing must be readjusted.

TIGHTENING TORQUE SPECIFICATIONS

Test gauge to basic carrier
M6	Tightening torque	8 Nm

Courtesy of BMW OF NORTH AMERICA, INC.