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Home >> Audi >> 2017 >> A7 Quattro Competition >> Repair and Diagnosis >> External Pages >> Different car >> Section 121 (Turbocharger System (Service Information - 3.0L - CPNB)) >> 21 Turbocharger, Supercharger >> Turbocharger >> Turbocharger Control Module 1 -J724-, REMOVING AND INSTALLING >> Turbocharger Control Module 1 -J724-, REMOVING AND INSTALLING, VEHICLES WITH TWO TURBOCHARGER MANUAL MODES >> Notes

Turbocharger Control Module 1 -J724-, REMOVING AND INSTALLING, VEHICLES WITH TWO TURBOCHARGER MANUAL MODES: Notes

WARNING: This page is about a different car, the 2016 Audi A7 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Special Tools And Workshop Equipment Required 

Correct the Turbo E-Positioner Service Kit - Bracket :VAS6395 /7  if necessary.

GWWA21-11043Courtesy of AUDI OF AMERICA, LLC

Reworking of the opening -arrow- shown in the image half -A- is not required.

-- If the opening does not exist, rework the bracket Turbo E-Positioner Service Kit - Bracket :VAS6395 /7  using a file as shown in image half -B-.

Removing

NOTE:

Follow all the guidelines for clean working conditions. Refer to CLEAN WORKING CONDITIONS .

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

-- Remove the plenum chamber bulkhead. Refer to BULKHEAD . .

-- Release the cover -3- and pivot it to the side -arrow-.

GWWA27-10305Courtesy of AUDI OF AMERICA, LLC

-- Connect the Turbo E-Positioner Service Kit :VAS6395  to the positive terminal -2- and to the ground -1- using the Turbo E-Positioner Service Kit - Wire Set :VAS6395/2  .

NOTE:

The following procedure description uses the Turbo E-Positioner Service Kit - E Box :VAS6395 /1  or :VAS6395A/1 

Depending on the equipment stock in the workshop, the E-Box :VAS6395 B/1  can also be used.

The button positions are arranged differently, but the labels and functions are the same. (See image below).

GWWA21-11041Courtesy of AUDI OF AMERICA, LLC

Procedure for E-Box :VAS6395 B/1  and E-Box : VAS6395A/1  :

GWWA21-10495Courtesy of AUDI OF AMERICA, LLC

-- Select the software version SW Hella  using the ↑  -item 5- and ↓  -item 6- buttons.

-- Press the button -item 4- to confirm the software version.

NOTE:

In this example, Hella software version -1- is selected.

Procedure for the Turbo E-Positioner Service Kit - E-Box :VAS6395A/1  :

GWWA21-10171Courtesy of AUDI OF AMERICA, LLC

Software Version of the Tester for E-Positioner - E-Box :VAS6395B/1  , Checking:

CAUTION:

Danger of damaging the Turbocharger Control Module 1 -J724-.

  • Before continuing with the work procedure, check if the correct software is loaded in the Tester for E-Positioner - E-Box :VAS6395B/1  by proceeding as follows:

If the correct software is loaded, the following will be displayed on the Tester for E-Positioner - E-Box :VAS6395B/1  (two seconds after the voltage supply is connected):

  1. >1. START
  2. 2. NEXT [>]

or

>1. START Bi-Turbo

2. NEXT [>]

If the following appears in the display, then incorrect software has been loaded:

  1. >1. TEST
  2. 2. LEARN
NOTE:

German market: In this case, download the correct "Hella" software from the "Audi Dealer Portal under Service" in the "Workshop Equipment" information.

Rest of World: In this case, download the correct "Hella" software from the "information platform of the importer".