Removing auxiliary coolant pump for the turbocharger
WARNING: This page is about a different car, the 2022 BMW X7, 2021 BMW X7, 2020 BMW X7, and 2019 BMW X7. However, it is still accessible from the selected car via links, so may be relevant.
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 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 .
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
Electrostatic discharge .
Damage to or destruction of electrical components .
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: 61 35... NOTES ON ESD (ELECTROSTATIC DISCHARGE) PROTECTION
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).