RS 4 Quattro Cabriolet V8-4.2L (BNS) (2008)
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Remove both shear bolts - 3 -.
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Separate the retaining tab - 2 - of the control module connector.
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Release and pull off connectors from ECM.
‹› Adaptation values are erased when connectors are disconnected from the ECM, DTC memory content remains intact.
Installing
Installation is in reverse order of removal, note the following:
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The ECM must be equipped with the protective housing again.
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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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Use new shear bolts.
After installing a new ECM, the following work steps must be performed:
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Activate the engine control module in the "Guided Functions " operating mode under "Replace engine control module" on the vehicle diagnosis
and service system (VAS 5051B).
