Checking the timings of the camshaft
WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2022 BMW M340i xDrive, 2022 BMW M340i, 2022 BMW 330i xDrive, 2022 BMW 330i, and 2022 BMW 330e xDrive. However, it is still accessible from the selected car via links, so may be relevant.
- Get the set of special tools 2 456 372
ready.
Number Description 1 Basic carrier 2 Setting gauge 0.7° for adjusting the intake camshaft 3 Setting gauge 0.5° for adjusting the exhaust camshaft 4 Basic carrier screws on cylinder head 5 Screw gauge on basic carrier - 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 - Have the special tool 2 288 380
ready.
Number Description 1 Locating stud 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 0 493 380 (11 6 480) to the TDC firing position of cylinder 1 .
- Make sure the markings (1) on the intake camshaft (E) and the exhaust camshaft (A) are able to be read from above.
- Make sure the cam (1) on the exhaust camshaft on cylinder 1
is pointing slightly to the inside right at an angle.
- Make sure the cam (1) on the intake camshaft on cylinder 1
is pointing leftwards at an angle.
- Make sure the flattened areas (1) on the intake camshaft and the exhaust camshaft are pointing upwards at an angle.
- Position the basic carrier (1) from the set of special tools 2 456 372
on the cylinder head.
- Tighten the screws (1) from special tool set 2 456 372
on the basic carrier (2).TIGHTENING TORQUE SPECIFICATION
Basic carrier to cylinder head M6 Tightening torque 8 Nm - Position the test gauge (1) from the set of special tools 2 358 122 between the intake camshaft and the basic carrier from the set of special tools 2 456 372 .
- Position the test gauge (2) from the set of special tools 2 358 122 between the exhaust camshaft and the basic carrier from the set of special tools 2 456 372 .
- Tighten screws (arrows).TIGHTENING TORQUE SPECIFICATION
Test gauge to basic carrier M6 Tightening torque 8 Nm - Guide out and remove sealing cap (1).
- Vehicles with automatic transmission:
Dimension (X) = 66 mm
Special tool 2 288 380 must be inserted up to dimension (X) into the dowel hole.
- Vehicles with automatic transmission:
Special tool 2 288 380 incorrectly positioned.
TDC firing position of cylinder 1 not achieved.
- Vehicles with automatic transmission:
Special tool 2 288 380 correctly positioned.
Engine is in TDC firing position of cylinder 1.