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Home >> Audi >> 2025 >> S4 Premium >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Crankshaft, Cylinder Block (Servicing - 6-Cylinder 2.9L; 3.0L 4V TFSI Ea839 Engine) >> 13 Crankshaft, Cylinder Block >> Cylinder Block, Belt Pulley Side >> Ribbed Belt, Removing And Installing >> Ribbed Belt For A/C Compressor, Removing And Installing, 3.0L Engine >> Installing

Ribbed Belt For A/C Compressor, Removing And Installing, 3.0L Engine: Installing

Install in the reverse order of removal, while noting the following:

-- Install the ribbed belt. Refer to Figure.

-- To tension the A/C compressor ribbed belt the tensioner must be pivoted all the way counter-clockwise -arrow B- using the TORX T55 socket. (The tensioner remains in the tensioned position.)

GWWA13-11223Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolt -1-.

-- Check whether the ribbed belt is routed correctly.

-- Install the generator ribbed belt. Refer to RIBBED BELT FOR STARTER GENERATOR, REMOVING AND INSTALLING, 2.9L ENGINE  or Refer to RIBBED BELT FOR GENERATOR, REMOVING AND INSTALLING, 3.0L ENGINE .

-- Start the engine and check the ribbed belt routing.