ADDITIONAL WORK FOR VEHICLES WITH "quattro ultra"
WARNING: This page is about a different car, the 2024 Audi SQ7, 2024 Audi Q7, 2023 Audi SQ7, and 2023 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
- This additional work is only performed if the All-Wheel Drive Control Module -J492- or the rear final drive 0B0 "quattro ultra" or 09R "quattro ultra" is replaced.
Special tools and workshop equipment required
Tip:
- If the All-Wheel Drive Control Module -J492- should be replaced, the >>clutch adaptation values<< for the old control module must be read out using the Vehicle Diagnostic Tester before removing.
- These >>clutch adaptation values<< must be transferred to the new control module.
- If the >>clutch adaptation values<< can no longer be read out, the ATF must be replaced and the >>all-wheel drive clutch classification<< must be entered into the new control module.
- The "classification" is on the all-wheel drive clutch. Refer to ALL-WHEEL DRIVE CLUTCH IDENTIFICATION, 0CJ OR 0CX .
-- Connect the Vehicle Diagnostic Tester and switch on the ignition.
If the control module was replaced:
-- On the Vehicle Diagnostic Tester, select the function 22 - Replace control module under Guided Functions in the directory 22 - AWD electronics .
-- Start the selected program and follow the instructions in the display of the Vehicle Diagnostic Tester.
- Follow all the instructions given by the Vehicle Diagnostic Tester exactly.
If the rear final drive was replaced:
-- On the Vehicle Diagnostic Tester select the function 22 - Control Module, Replacing under Guided Functions in the directory 22 - Rear Final Drive, Replacing .
-- Start the selected program and follow the instructions in the display of the Vehicle Diagnostic Tester.
- Follow all the instructions given by the Vehicle Diagnostic Tester exactly.