Audi A4 Owners & Service Manuals

Audi A4: Electric Coolant Pump, Removing and Installing

Coolant Recirculation Pump -V50-, Removing and Installing

Special tools and workshop equipment required

  • Hose Clamps - Up To 25mm -3094-
  • Hose Clip Pliers -VAS6340-

Removing

- Remove the engine cover. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.10; Engine Cover; Engine Cover, Removing and Installing.

- Disconnect the connector -1-.

  Note

Place a cloth underneath to catch any escaping coolant.

- Loosen the hose clamps -2- to clamp off the coolant hoses with the -3094- and remove them.

- Remove the bolts -arrows- and the Coolant Recirculation Pump -V50-.

A19-12332

Installing

Install in reverse order of removal and note the following:

  Note

  • Secure all hose connections with hose clamps that match the ones used in series production. Refer to the Parts Catalog.
  • Used coolant cannot be used again.

- Fill with coolant. Refer to → Chapter "Coolant, Draining and Filling".

- Install the engine cover. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.10; Engine Cover; Engine Cover, Removing and Installing.

Tightening Specifications

  • Refer to → Chapter "Overview - Electric Coolant Pump"

After-Run Coolant Pump -V51-, Removing and Installing

Special tools and workshop equipment required

  • Hose Clamps - Up To 25mm -3094-
  • Hose Clip Pliers -VAS6340-

Removing

- Remove the engine cover. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.10; Engine Cover; Engine Cover, Removing and Installing.

- Disconnect the connector -1-.

  Note

Place a cloth underneath to catch any escaping coolant.

- Loosen the hose clamps -2- to clamp off the coolant hoses with the -3094- and remove them.

- Remove the bolts -arrows- and the After-Run Coolant Pump -V51-.

A19-12331

Installing

Install in reverse order of removal and note the following:

  Note

  • Secure all hose connections with hose clamps that match the ones used in series production. Refer to the Parts Catalog.
  • Used coolant cannot be used again.

- Fill with coolant. Refer to → Chapter "Coolant, Draining and Filling".

- Install the engine cover. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.10; Engine Cover; Engine Cover, Removing and Installing.

Tightening Specifications

  • Refer to → Chapter "Overview - Electric Coolant Pump"

    READ NEXT:

     Coolant Pump, Removing and Installing

    Removing - Remove the engine cover. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.10; Engine Cover; Engine Cover, Removing and Installing. - Drain the coo

     Radiator/Radiator Fan

    Overview - Radiator/Radiator Fan 1 - Radiator Removing and installing. Refer to → Chapter "Radiator, Removing and Installing". After replacing, replace entire amount of coolant

     Radiator, Removing and Installing

    Special tools and workshop equipment required Coolant Collection System -VAS5014- or Shop Crane - Drip Tray -VAS6208- Elbow Assembly Tool -T10118-   Caution This procedure contains mandato

    SEE MORE:

     Current Draw Test

      WARNING Do not check or charge a Battery -A- when the visual indicator has "no color or is bright yellow". Jump starting must not be used! There is a risk of explosion during testing, charging or jump starting. These Batteries -A- must be replaced. Make sure the correct charging mode is

     Multimedia connections

    USB adapter Fig. 151 Audi Genuine Accessories: USB adapter You can connect your mobile devices through the Audi music interface to the MMI using the USB adapter and charge the battery at the same time. You can purchase the USB adapter cable from an authorized Audi dealer or at specialty stores:

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