A4 Quattro Sedan L4-2.0L Turbo (CAEB) (2009)
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Remove shear bolts with locking pliers (see direction of - arrow -).
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Both shear bolts that are screwed into the ECM do not require heating to be removed. They can be removed without heat.
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Disconnect metal retainers from the ECM connectors.
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Disengage connectors from ECM and then disconnect the connectors.
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Remove old ECM and install the new ECM.
Installing
Install in reverse order of removal.
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After that, the ECM must be equipped with the metal retainer.
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Clean threaded holes for shear bolts of locking compound residue. Cleaning can be performed with a thread cutter (tap).
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Always use new shear bolts.
‹› Tightening Specifications E-box cover bolts: 3.5 Nm
Perform the following step after installing a new engine control module:
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Activate the ECM in the "Guided Functions" operating mode under "Replace engine control module" on the vehicle diagnosis and service system
(VAS 5051B).
