MOTRONIC Engine Control Module, Replacing

2010 Audi A3 2.0T, 2.0 E, StandardSECTION MOTRONIC Engine Control Module, Replacing
WARNING: This page is about a different car, the 2007 Audi A3 and 2006 Audi A3. However, it is still accessible from the selected car via links, so may be relevant.

Removing 

Special tools and workshop equipment required 

  • Heat gun.
NOTE:

When the Motronic Engine Control Module (ECM) -J220- electrical harness connectors are disconnected, the adaptation values are erased and the DTC memory content remains intact.

Work procedure 

Check the identification of the previous Motronic Engine Control Module (ECM) -J220- as follows:

-- Connect the scan tool.

-- Switch the ignition on.

-- Using the scan tool, select "Vehicle information".

-- Select " Calibration Identification" in vehicle information.

The electronic control module identification number will be displayed, e.g.: 06A906032NA 4983

-- Record the electronic control module identification number.

-- End diagnosis and switch the ignition off.

Procedure 

-- Switch the ignition on.

-- Actuate the touch-wipe function to allow the wipers to move to the end position.

NOTE:

The wiper arms will now move into the line of view on the windshield (service position).

-- Remove the wiper arms caps.

-- Loosen the wiper arm nuts -arrows- several turns.

Fig 1: Identifying Wiper Arm Nuts
GWWA92-0191Courtesy of AUDI OF AMERICA, LLC

-- Loosen the wiper arms from the wiper axle by rocking slightly.

-- Remove the wiper arms nuts and the wiper arms from the wiper axles.

-- Remove the spray nozzles -arrow-.

Fig 2: Identifying Spray Nozzle, Removal
GWWA92-0135Courtesy of AUDI OF AMERICA, LLC

-- Press the spray nozzles, with the water lines attached, through the plenum chamber opening.

-- Remove the rubber seal -1- and the plenum chamber cover -2-.

Fig 3: Plenum Chamber Cover And Rubber Seal
GWWA10-1561Courtesy of AUDI OF AMERICA, LLC
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.