Here is the OBD device compatible and recommended for your Audi A4 B6 (2001 - 2004)

The technical specifications of your Audi A4 B6 (2001 - 2004)

Here is a selection of models diagnosed by our customers using the klavkarr 210 diagnostic scanner on your Audi. Please note that this list is not exhaustive. Even if your model is not listed, we assure you that the scanner is compatible, allowing you to read and clear fault codes from your car.

Engine	Year	Fuel	P	Compatible scanner
1.9 tdi Protocole : ISO 9141	2002 2004	Diesel	101	To the car scanner Audi A4 B6
1.9 TDi Protocole : ISO 9141	2001 2003	Diesel	130	To the car scanner
2.5 TDi Protocole : ISO 9141	2001	Diesel	155	To the car scanner
1.8 T Protocole : KWP SLOW	2003	Gasoline	163	To the car scanner
2.5 TDi Protocole : ISO 9141	2003 2004 2005	Diesel	163	To the car scanner
2.4 V6 Protocole : KWP SLOW	2002 2004	Gasoline	170	To the car scanner
2.5 V6 tdi Protocole : ISO 9141	2001 2002 2003	Diesel	180	To the car scanner
1.8 T Protocole : KWP SLOW	2003	Gasoline	190	To the car scanner
3.0L V6 Protocole : KWP SLOW	2003	Gasoline	220	To the car scanner

Our other car scanners compatible with you Audi A4 B6

Why is the engine fault light on in your Audi A4 B6?

The engine fault light is a dashboard warning light that is part of your Audi car alert system . It illuminates to signal a potential issue with the engine.

But what exactly is an engine fault?

It can range from minor issues that don't prevent you from driving to more serious malfunctions that can affect engine performance or, in the worst case, cause irreversible damage.

What should you do if a warning light comes on in your Audi A4 B6

If you encounter an engine fault or other issues (airbag, abs, esp, etc.), our advice would be to act cautiously and find out the root of the problem causing the light to illuminate. You can diagnose the fault with a diagnostic tool compatible with your Audi to learn more about this issue.

Other compatible models