Audi A4 Owners & Service Manuals

Audi A4: Coolant Pump/Coolant Thermostat

Overview - Coolant Pump/Coolant Thermostat

Overview - Coolant Pump/Coolant Thermostat

1 - Connection

2 - O-ring

  • Installation instructions. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Coolant Pump/Coolant Regulation.

3 - Centering Pin

4 - Bolt

  • Tightening specifications. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Coolant Pump/Coolant Regulation.

5 - Seal

  • Installation instructions. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Coolant Pump/Coolant Regulation.

6 - Coolant Pump

  • Removing and installing. Refer to → Chapter "Coolant Pump, Removing and Installing".

7 - Bolt

  • Tightening specifications. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Coolant Pump/Coolant Regulation.

8 - Toothed Belt

  • For the coolant pump
  • Removing and installing. Refer to → Chapter "Coolant Pump Toothed Belt, Removing and Installing".

9 - Bolt

  • Tightening specifications. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Coolant Pump/Coolant Regulation.

10 - Toothed Belt Guard

11 - Bolt

  • Tightening specifications. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Coolant Pump/Coolant Regulation.

12 - Toothed Belt Sprocket

13 - Seal

  • Replacing. Refer to → Chapter "Balance Shaft Gasket, Replacing, Intake Side".

14 - Balance Shaft

15 - Seal

  • Installation instructions. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Coolant Pump/Coolant Regulation.

16 - Engine Temperature Control Actuator -N493-

  • Removing and installing. Refer to → Chapter "Engine Temperature Control Actuator -N493-, Removing and Installing".

Overview - Electric Coolant Pump

Overview - Electric Coolant Pump

1 - Bolt

  • 9 Nm

2 - Coolant Recirculation Pump -V50-

  • Removing and installing. Refer to → Chapter "Coolant Recirculation Pump -V50-, Removing and Installing".

3 - After-Run Coolant Pump -V51-

  • Removing and installing. Refer to → Chapter "After-Run Coolant Pump -V51-, Removing and Installing".

4 - Bolt

  • 9 Nm

5 - Rubber Grommet

6 - Bolt

  • 2.7 Nm

7 - Rubber Grommet

8 - Bolt

  • 2.7 Nm

9 - Bracket

  • For the electric coolant pump

Overview - Engine Coolant Temperature Sensor

Overview - Engine Coolant Temperature Sensor

1 - Clip

  • Installation instructions. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Engine Coolant Temperature Sensor.

2 - O-ring

  • Installation instructions. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Engine Coolant Temperature Sensor.

3 - O-ring

  • Installation instructions. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Engine Coolant Temperature Sensor.

4 - O-ring

  • Installation instructions. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Engine Coolant Temperature Sensor.

5 - Engine Coolant Temperature Sensor -G62-

  • On transmission side of the cylinder head
  • Removing and installing. Refer to → Chapter "Engine Coolant Temperature Sensor -G62-, Removing and Installing".

6 - Bolt

  • Tightening specifications. Refer to → Servicing - 4-Cylinder 2.0L 4V TFSI Engine; Rep. Gr.19; Coolant Pump/Coolant Regulation; Overview - Engine Coolant Temperature Sensor.

7 - Engine Coolant Temperature Sensor on Radiator Outlet -G83-

  • Removing and installing. Refer to → Chapter "Engine Coolant Temperature Sensor on Radiator Outlet -G83-, Removing and Installing".

    READ NEXT:

     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

     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

    SEE MORE:

     Rearview Camera System, Calibrating

    Calibration Unit -VAS6350A-, Installing and Aligning After performing repair work on the vehicle, it may be necessary to re-calibrate the rearview camera system. In detail, this is the case after: Rearview Camera -R189- removal and installation Collision repairs on rear lid Changes to the axle

     Seat Belts, Checking

      WARNING The seat belt system must be inspected systematically after every accident. If damage is determined at any inspection point, the customer must be informed that it is necessary to replace the seat belt. Inspection Points Check the seat belt webbing. Refer to → Chapter "S

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