Overview - Radiator/Coolant Fan

WARNING: This page is about a different car, the 2009 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

There is a risk of injury if the radiator fan turns on by itself.

Disconnect the connectors before working near the fan shroud.

Fig 1: Identifying Radiator And Coolant Fan Assembly Overview

Courtesy of AUDI OF AMERICA, LLC

Coolant Fan Control Module -J293-
- Separate or connected to the Coolant Fan -V7-, depending on vehicle equipment
- Separates Coolant Fan Control Module -J293-, removing and installing Coolant Fan Control Module -J293-, REMOVING AND INSTALLING
Bolt
- 4.5 Nm
Bolt
- 5 Nm
Fan Shroud
- Removing and installing; A4 together with the radiator (refer to COOLER, REMOVING AND INSTALLING ), A5 (refer to FAN SHROUD, REMOVING AND INSTALLING ).
Coolant Fan -V7-
- Separate or connected to the Coolant Fan Control Module -J293-, depending on vehicle equipment
- Coolant Fan - V7-, Removing and Installing. Refer to COOLANT FAN, REMOVING AND INSTALLING .
Bolt
- 3.5 Nm
Backing Plate
Rubber Bushing
- For the radiator
Coolant Hose
- Lift the retaining clamp to remove
- Connect to the radiator. Refer to Fig 2
O-Ring
- Replace
O-Ring
- Replace
Coolant Hose
- Lift the retaining clamp to remove
- Connect to the radiator. Refer to Fig 2
Coolant Hose
- To the coolant reservoir
O-Ring
- Replace
Radiator
- Removing and installing; A4 together with the fan shroud (refer to COOLER, REMOVING AND INSTALLING ), A5 (refer to COOLER, REMOVING AND INSTALLING ).
- After replacing, replace entire amount of coolant
Retaining Pin
- Disengage and remove using screwdriver
Rubber Buffer
Radiator Bracket
Bolt
O-Ring
- Replace
Coolant Hose
- Lift the retaining clamp to remove
- Connect to the radiator. Refer to Fig 2
Coolant Fan 2 -V177-
- Not with the 400 W fan activation
- Separate or connected to the coolant fan control module, depending on vehicle equipment
- Removing and installing. Refer to COOLANT FAN, REMOVING AND INSTALLING .
Bolt
- 5 Nm

Fig 2: Connecting Coolant Hose Coupling

Courtesy of AUDI OF AMERICA, LLC

-- Remove the old O-ring -2- in the coolant hose -3-.

-- Coat the new O-ring with coolant and install it in the coolant hose.

-- Press the coolant hose onto the connection -1- until it engages audibly.

-- Press the coolant hose on again and pull to make sure the connection is engaged correctly.