Blocking engine in TDC firing position
WARNING: This page is about a different car, the 2023 BMW X5, 2022 BMW X5, 2021 BMW X5, 2020 BMW X5, and 2019 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
- Guide out and remove sealing cap (1).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 0 493 380 (11 6 480) , turn the engine in arrow direction to the TDC firing position of cylinder 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:
The special tool 2 288 380 is incorrectly positioned.
TDC firing position of cylinder 1 not achieved.
- Vehicles with automatic transmission:
The special tool 2 288 380 is correctly positioned.
Engine in TDC firing position of cylinder 1.
- Keep the 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 |
- Have the test gauges from the set of special tools 2 358 122 ready:
| Number | Description |
|---|---|
| 1 | Test gauges for fixing in place the intake camshaft |
| 2 | Test gauges for fixing in place the exhaust camshaft |
- Rotate the intake camshaft (E) and the exhaust camshaft (A) so that the marks (1) are legible 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 SPECIFICATIONS
| 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 the screws (arrows).
TIGHTENING TORQUE SPECIFICATIONS
| Test gauge to basic carrier | ||
| M6 | Tightening torque | 8 Nm |