Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI2006A4 QUATTRO SEDAN (8EC) V6-3.2L (BKH)REPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINCONTINUOUSLY VARIABLE TRANSMISSION/TRANSAXLERELAYS AND MODULES - CVTCONTROL MODULETESTING AND INSPECTIONPROGRAMMING AND RELEARNINGTRANSMISSION CONTROL MODULE, CODING
2006 Audi A4 Quattro Sedan (8EC) V6-3.2L (BKH)
Transmission Control Module, Coding
2006 Audi A4 Quattro Sedan (8EC) V6-3.2L (BKH)SECTION Transmission Control Module, Coding
Transmission Control Module, Coding
The Transmission Control Module (TCM) can be coded.
• Coding can only be performed with the ignition ON and with the selector lever in position "P" or "N." The accelerator pedal must be in the idle position. The vehicle must be stationary and the engine must not be started.
Test Procedure
- Connect vehicle diagnostic testing and information system (VAS 5051). Refer to => [ VAS 5051, Connecting and Selecting Functions ] VAS 5051, Connecting and Selecting Functions and select vehicle system "02 Transmission Electronics". Ignition must be switched on.
Display on vehicle diagnostic testing and information system (VAS 5051)
- Touch - 1 - diagnostic function "07 Coding control module".
Display on vehicle diagnostic testing and information system (VAS 5051):
- 1 - Enter code word
- On keypad - 2 - enter control module code as given in code chart.
- Confirm entry by pressing Q button.
Coding Chart
• After coding, the TCM Diagnostic Trouble Code (DTC) memory is automatically deleted.
Display on vehicle diagnostic testing and information system (VAS 5051):
- 1 - Coding is being carried out
- Wait until next display appears on screen.
Display on vehicle diagnostic testing and information system (VAS 5051):
1. Coding in the vehicle system completed
2. Control module identification number with new coding (previous coding in parentheses)
- Terminate function "07 Coding Control Module" by pressing arrow button.
- Perform adaptation, refer to => [ Adaptation ] Adaptation.
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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.