How to change the transmission computer part number from ODIS-Engineering

This guide will walk you through the process to change the gearbox computer part number via ODIS engineering on AUDI A7DSG.

Preparation:

Newest ODIS-E Engineering 12.1.1 & 9.0.4 Free Download

How to Install ODIS-Engineering 12.1.0 Diagnostic Software

Note:

For engine computer number changing

Computer’s number of different displacement engines cannot be changed

Different hardware numbers cannot be changed

The computers of different power engines anti-theft will be locked, and need to be unlocked online

After number is successfully changed, there may be a fault code that cannot be cleared

Before changing the number, please refer to the ETKA Volkswagen Audi electronic parts catalog for applicable vehicles.

For gearbox computer number changing

Part of the gearbox computer number changed requires the release of the anti-start lock first

DQ200.DQ250.0AM gearbox computer is not suitable for this method

After number is changed, the computer matching value is lost and needs to be re-learned

Procedures:

Check computer part number: Enter the ODIS self-diagnosis

Or check the part label directly

The original part number is 4G1927156A for the AUDI A7DSG. We need to find the same flash file as the original car in the data to change the number.

The replacement part number 8R0927156Q belong to AUDI Q5 must change to 4G1927156A, otherwise it will appear ODS05104 error message when we select FL_4G1927156A_0003.frf as the following.

Enter the “Function Configuration”–>”Flash(engineering) “ remove the tick and save

Click “Flashing Start”, it takes about 2-10 minutes to finish number changed.

After the number is changed, release the anti-start lock and relearn the computer matching value from ODIS.