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Home >> Audi >> 2025 >> S4 Premium >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Cylinder Head, VALVETRAIN (6-Cylinder Direct Fuel Injection 2.9L; 3.0L 4V TFSI Engine) >> 15 Cylinder Head, VALVETRAIN >> VALVETRAIN >> Cam Actuator, Removing And Installing >> Cylinder Bank 2 (Left) Cam Actuator, Removing

Cylinder Bank 2 (Left) Cam Actuator, Removing

Fig 1: Identifying Brakelines, And ABS Hydraulic Unit -N55-
GWWA15-11893Courtesy of AUDI OF AMERICA, LLC

-- Remove the Engine Control Module -J623- from the bracket and move to the side. Refer to Engine/Motor Control Module -J623-, REMOVING AND INSTALLING .

-- Free up the coolant line -3- and wiring harness -2-.

-- Remove the bolts -arrows- and remove the engine control module bracket -1-.

All additional procedures are described under: CAM ACTUATOR, REMOVING AND INSTALLING .