Engine Control Module -J623-, REMOVING AND INSTALLING: Installing

WARNING: This page is about a different car, the 2016 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Install in reverse order of removal. Note the following:

-- The "injector quantity calibration values" and the "injection pressure calibration" in the Engine Control Module -J623- must also be adapted (the injection pressure calibration and injector quantity calibration values influence engine performance and emissions) after replacing the engine control module.

-- The actual kilometer must be stored in the Engine Control Module -J623- via an adaptation on vehicles with a particulate filter.

The procedures to follow after connecting the new ECM are described in Guided Fault Finding and Guided Functions. Refer to Vehicle Diagnostic Tester.

-- Install windshield wiper fluid reservoir filler tube. Refer to WASHER FLUID RESERVOIR, REMOVING AND INSTALLING .

-- Install the plenum chamber cover. Refer to PLENUM CHAMBER COVER, REMOVING AND INSTALLING .