Audi Fault Codes

Audi cars fault codes list.

Audi is a car company that has been around for over a hundred years. Audi cars are well-known for their reliability and quality. However, they are also known for their high maintenance costs. There are many common problems with Audi cars that can be fixed by a professional mechanic. The engine is one of the most common problems in Audi cars. The engine can get dirty or clogged and this will lead to poor performance and fuel efficiency. The car's OBD2 system can also cause problems with the engine, which most commonly occurs when there is an issue with the air intake sensor or exhaust gas sensor. If you have an old Audi, then you may experience problems such as high km or low compression, which will lead to poor fuel efficiency and increased wear on your car's engine parts.

Get info about Audi cars error/fault codes.

Below you will find the most complete list of AUDI trouble codes available. The code definitions are a good starting point when determining the cause of the service engine light and we have a large number of resources to help you repair the problems.

Audi Fault Code Types :

DTCs are assigned two codes. The first code is a numerical code assigned by the factory and the second one is OBD/2 fault codes.

1 - Factory DTC Codes

Factory dtc codes consist of 5-digit numbers.

Audi Fault Codes List

2 - OBD/2 Audi Fault Codes

The First Character (Letter)

All OBDII codes start with a letter that denotes the part of the vehicle that has a fault.

P - Powertrain. It includes the engine, transmission, and all the associated accessories.
P Codes

P0171 Audi Fault Code P0174 Audi Fault Code P0446 Audi Fault Code P0420 Audi Fault Code P0441 Audi Fault Code P0171 Audi Fault Code P0299 Audi Fault Code P0440 Audi Fault Code P0106 Audi Fault Code P1734 Audi Fault Code P0016 Audi Fault Code P0300 Audi Fault Code P0322 Audi Fault Code P1136 Audi Fault Code P1292 Audi Fault Code P130A Audi Fault Code

U - Network & Vehicle Integration. These are functions that are managed and shared by onboard computer systems.
U Codes

U1113 Audi Fault Code U1123 Audi Fault Code U1121 Audi Fault Code

B - Body. These are parts mainly found in the passenger compartment area.
B Codes

C - Chassis. It covers mechanical systems and functions like steering, suspension, and braking.
C Codes

C102D Audi Fault Code