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Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Ignition/Glow Plug System 2.0L (DMSA) >> 28 Ignition/Glow Plug System >> Ignition System >> Ignition Coils, Removing And Installing >> Removing

Ignition Coils, Removing And Installing: Removing

-- Remove the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .

-- Remove and disconnect the connector -2- for the Oxygen Sensor 1 Before Catalytic Converter -GX10- from the bracket.

GWWA24-12166Courtesy of AUDI OF AMERICA, LLC

-- If installed, remove the bolt -arrow- and free up the ground wire.

GWWA15-12502Courtesy of AUDI OF AMERICA, LLC

-- Remove the nut -2- and free up the ground wire -1-.

GWWA28-10148Courtesy of AUDI OF AMERICA, LLC

-- Release the connectors and simultaneously disconnect them from the ignition coils in the direction of -arrow-.

-- Remove the threaded pin -3- for the corresponding ignition coil.

-- Insert the Puller: T10530  in the ignition coil opening -1-.

Fig 1: Identifying Puller T10530
GWWN28-10134Courtesy of AUDI OF AMERICA, LLC

-- Turn the knurled nut -2- clockwise -arrow- until the puller is clamped.

-- Remove the ignition coil carefully vertically in direction of -arrow- using the Puller: T10530  .

Fig 2: Identifying Puller T10530
GWWN28-10135Courtesy of AUDI OF AMERICA, LLC