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Home >> Audi >> 2009 >> Q7 4.2 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 22 (3.0L - Turbocharger & Supercharger - Engine Code: CATA) >> 21 Turbocharger, Supercharger >> Turbocharger >> Turbocharger Control Module 1 -J724-, REMOVING AND INSTALLING >> Removal >> Notes

Turbocharger Control Module 1 -J724-, REMOVING AND INSTALLING: Removal: Notes

WARNING: This page is about a different variant/trim than selected.
Fig 1: Removing Engine Cover
GWWA10-11000Courtesy of AUDI OF AMERICA, LLC

-- Remove the engine cover -arrows-.

-- Open the cover -arrow- over the positive terminal clamp.

Fig 2: Cover -Arrow- Over The Positive Terminal Clamp
GWWA21-10287Courtesy of AUDI OF AMERICA, LLC

-- Connect the E-Positioner Service Kit VAS6395A with the Turbo E-Positioner Service Kit - Wire Set VAS6395/2 to the positive terminal "+" and to the negative terminal "-".

Procedure for the E-Box VAS 6395 /1A: 

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

Fig 3: E-Box VAS 6395/1A Software Version (Hella Software)
GWWA21-10495Courtesy of AUDI OF AMERICA, LLC

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

NOTE:

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

Procedure for the E-Box VAS 6395: 

Fig 4: E-Box VAS 6395 Software Version
GWWA21-10171Courtesy of AUDI OF AMERICA, LLC

Check the E-Box VAS 6395 /1A software version: 

CAUTION:

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

  • Make sure the correct software is loaded in the E-Box VAS 6395 /1A before performing the following procedure:

If the correct software is loaded, the following will be displayed on the E-Box VAS 6395 /1A (2 seconds after the voltage supply is connected):

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

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

1. >TEST

2. LEARN

If this is the case, then download the software from "Audi Service Net", "Workshop Equipment".

Continue with For both E-boxes: