Removing auxiliary coolant pump for the exhaust turbocharger
WARNING:
Hot surfaces.
Risk of burning!
Risk of burning!
- Perform all work only on components that have cooled down.
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Preliminary work
- Refer to REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING THE ENGINE COMPARTMENT COVER PANEL IN THE REAR LEFT AND RIGHT .
- Refer to REMOVING THE TOP RIGHT AND LEFT COVER IN THE ENGINE COMPARTMENT .
- Refer to REMOVING STAND FOR THE HOOD GASKET LEFT AND RIGHT .
- Refer to REMOVING THE LEFT AND RIGHT FRONT-END STRUT .
- Refer to REMOVING FRONT CROSS CONNECTION .
- Refer to REMOVING THE REAR TOP CROSS CONNECTION .
- Refer to REMOVING INTAKE SILENCER HOUSING .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING THE FRONT RIGHT LOWER WHEEL ARCH COVER .
- Refer to DRAINING THE COOLANT FROM THE HIGH-TEMPERATURE COOLING SYSTEM .
- Refer to CONNECTING THE COOLANT LINE TO THE HIGH-TEMPERATURE COOLANT RADIATOR .
NOTE:
RISK OF DAMAGE
Non-visible damage to the coolant pump.
Forcibly removing, installing or dropping the coolant pump down will damage it.
Non-visible damage to the coolant pump.
Forcibly removing, installing or dropping the coolant pump down will damage it.
- Remove and install the coolant pump without damaging it and without applying external force.
- Avoid impacts/knocks to the coolant pump (e.g. by tools, falling down, hard contact with base).
- Replace coolant pump after being dropped or hard impacts/knocks.
NOTE:
RISK OF DAMAGE
I Electrostatic discharge.
Damage to or destruction of electrical components.
I Electrostatic discharge.
Damage to or destruction of electrical components.
- Leave the electrical components in their original packaging until they are being installed. Only use the original packaging for returning the product. Always package removed components straight away.
- Read and comply with user information on using the associated special tool 12 7 060.
- Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
- Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
- For additional information, see: NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
- Unlock and release the plug connection (1).
- Unlock and loosen coolant line (2).
- Catch and dispose of leakage coolant.
- Loosen nut (1).
- Guide the retainer (2) out of the marked
area and remove.
- Feed out the auxiliary coolant pump (1) from the retainer (2) and place to one side.
- Unlock and loosen coolant line (1).
- Catch and dispose of leakage coolant.
- Feed out and remove auxiliary coolant pump (2).