Slackening the hydraulic chain tensioner of cylinder bank 1
NOTE:
RISK OF DAMAGE
Careless handling of tools and sharp-edged components.
Scratches, surface damage.
Careless handling of tools and sharp-edged components.
Scratches, surface damage.
- Protect working area.
- Handle tools and components carefully.
Preliminary work
- Refer to REMOVING THE TOP LEFT COVER IN THE ENGINE COMPARTMENT and REMOVE THE TOP RIGHT COVER IN THE ENGINE COMPARTMENT .
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING UPPER CROSS CONNECTION .
- Refer to REMOVING THE FRONT-END STRUT .
- Refer to REMOVING THE REAR TOP CROSS CONNECTION .
- Refer to REMOVING THE INTAKE FILTER HOUSING ON THE LEFT .
- Refer to REMOVING THE LEFT UNFILTERED-AIR DUCT .
- Refer to REMOVING RIGHT INTAKE SILENCER HOUSING .
- Refer to REMOVING OIL FILLER NECK .
- Refer to REMOVING THE RIGHT UNFILTERED-AIR DUCT .
- Refer to REMOVING THE FAN COWL .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING THE WHEEL ARCH COVER AT THE BOTTOM FRONT LEFT AND BOTTOM RIGHT .
- Refer to DRAINING THE COOLANT FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
- Refer to REMOVING RIGHT CHARGE AIR COOLER .
- Refer to REMOVING THE ELECTRIC COOLANT PUMP WITH THE HOLDER (CYLINDER HEAD COVER MOUNTED) .
- Refer to REMOVING THE SEALING CAP AT THE CYLINDER HEAD OF CYLINDER BANK 1 (CYLINDER HEAD COVER MOUNTED) .
- Refer to REMOVING VANOS SOLENOID ACTUATOR, EXHAUST OF CYLINDER BANK 1 .
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.
- Position the special tool 0 491 012 (11 4 120) (3) in the bore and fasten the chain tensioner piston.