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Contents Wiring diagrams Section: 2.0l - Cooling System - Engine Code(s): Caeb (sedan) All sections

THERMOSTAT Audi A4 B8

2.0l - Cooling System - Engine Code(s): Caeb (sedan) 2 illustrations ~136 words

THERMOSTAT

Removing

Drain the coolant. Refer to COOLANT, DRAINING AND FILLING .

Remove the coolant pump. Refer to COOLANT PUMP .

Remove bolts -arrows- and remove connecting pieces.

Scheme 33

Scheme 33: THERMOSTAT
Scheme 33: THERMOSTAT

Remove the coolant thermostat.

Installing

Install in reverse order of removal. Note the following

  1. Tightening specifications, refer to «COOLANT PUMP AND THERMOSTAT OVERVIEW»(/audi/a4/b8-2007-2012/remont/cooling-fan/#20l-cooling-system-engine-codes-caeb-sedan) .

Note. Replace seals and O-rings.

Clean O-ring sealing surface.

Coat the O-ring with coolant; coolant

Install the thermostat -4- into the housing -5- for the coolant pump and move it slightly forward -arrow-.

Scheme 34

Scheme 34
Scheme 34

Carefully mount the connector -3- ; while doing this, insert the centering pin -2- into the guide -1-.

Install the intake manifold support. Refer to Removal and Installation .

Air guides, installing with connector. Refer to AIR DUCTS WITH CONNECTOR COUPLINGS

Fill with coolant Filling .