Coolant Thermostat Housing Assembly Overview

WARNING: This page is about a different car, the 2009 Audi TT and 2008 Audi TT. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

Risk of scalding due to hot steam and hot coolant.

When the engine is warm the cooling system is under pressure.
Reduce pressure by covering coolant reservoir cap with a cloth and carefully open.

Fig 1: Coolant Thermostat Housing, Assembly Overview

Courtesy of AUDI OF AMERICA, LLC

O-rings
- Replace
Retaining Clips
Thermostat Housing
- Removal and installation, refer to COOLANT THERMOSTAT HOUSING
Bracket
- Illustration does not correspond to version in vehicle
Bolts
- 10 Nm
Coolant Thermostat
- With connecting piece -7-, removing and installing, refer to CONNECTING PIECE WITH COOLANT THERMOSTAT
- Checking THERMOSTAT, CHECKING
Connecting Pieces
- Removal and installation, refer to CONNECTING PIECE WITH COOLANT THERMOSTAT
Gasket
- Replace
Engine Coolant Temperature (ECT) Sensor -G62-
- Removal and installation, refer to ENGINE COOLANT TEMPERATURE SENSOR
Sealing Plugs

Fig 2: Coolant Pipe to Transmission Oil Cooler - Tightening Specifications

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolt -1- to 10 Nm.

Fig 3: Coolant Pipe to Transmission Oil Cooler, Tightening Specifications

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolt -1- to 10 Nm.