Removing both left VANOS adjusters
- Position special tool 2 249 117 (1) on the camshafts of cylinder bank 1.
- Secure camshafts with the special tool 2 249 117 (1) .
- Manually tighten special tool 2 249 117 using two of the cylinder head cover screws (2) until it is against the cylinder head.
NOTE:
RISK OF DAMAGE
Damage to timing chain or timing chain drive .
Turning the engine without chain tensioner or special tool can result in damage to the timing chain and timing chain drive .
Damage to timing chain or timing chain drive .
Turning the engine without chain tensioner or special tool can result in damage to the timing chain and timing chain drive .
- Always turn the engine with the chain tensioner or the special tool.
- Release timing chain on the special tool 2 249 162 by turning the hexagon screw (2) .
- Leave the special tool 2 249 162 (1) in the cylinder head.
- Loosen screw (1) .
- Loosen screw (2) .
- Remove the slide rail of cylinder bank 2 (3)
.
- Loosen the VANOS central valve (1)
.
Make sure the exhaust camshaft adjuster and the intake camshaft adjuster are not pulled off of the camshafts .
- Remove the VANOS central valves (1)
.
- Feed out and remove the VANOS adjusters (1) .