Coolant thermostat, removing and installing: Removing

Drain coolant. See COOLING SYSTEM, DRAINING AND FILLING .
Remove bumper.
See FRONT BUMPER .
Move lock carrier to service position.
See LOCK CARRIER, SERVICE POSITION .
Remove ribbed belt. See RIBBED BELT, REMOVING AND INSTALLING .
Remove toothed belt. See TOOTHED BELT, REMOVING AND INSTALLING .
Remove securing bolts -1- of connection for thermostat and remove connection -2-.
Take out thermostat -4-.

Fig 1: Thermostat Component Location
Courtesy of AUDI OF AMERICA, INC.