Removing valve springs
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 2019 BMW 340i GT xDrive, 2019 BMW 330i xDrive, 2019 BMW 330i GT xDrive, 2018 BMW 340i GT xDrive, and 2018 BMW 330i xDrive. However, it is still accessible from the selected car via links, so may be relevant.
- Prepare the special tools 0 494 371 (11 9 006), 0 494 372 (11 9 007)
and 0 494 373 (11 9 008)
as shown.
- Position the special tools 0 494 371 (11 9 006), 0 494 372 (11 9 007)
and 0 494 373 (11 9 008)
in the direction of arrow in the center on the cylinder head.
- Slide the special tool 0 494 370 (11 9 005) in the direction of arrow over the edge of the special tool 0 494 371 (11 9 006) .
- Lock special tool 0 494 370 (11 9 005) in arrow direction.
- Turn special tool 0 494 362 (11 9 000)
and the cylinder head by 180°.
- Mount special tool 0 494 367 (11 9 002) .
- Align special tool 0 494 374 (11 9 009) in direction of valve axis. Select the corresponding groove using special tool 0 496 143 (11 8 840) .
- Press down the valve spring on the upper spring cup with the special tools 0 494 374 (11 9 009)
and 0 496 143 (11 8 840)
.
The valve spring can be maintained in pressed down installation position with the special tool 0 494 375 (11 9 011) .
- Keep the valve spring pressed down with the special tool 0 496 143 (11 8 840) .
- Remove the valve shims (1) from the valve (2) using a magnet.
- Relieve load on valve spring.
- Remove the spring cup (1) and the valve spring (2) and position neatly in the special tool 0 495 105 (11 4 480) .