Contents Wiring diagrams Section: Mechanical All sections

Engine Identification Audi A6 C5

Mechanical 1 illustration

Note. For repair procedures not covered in this article, see ENGINE OVERHAUL PROCEDURES article in GENERAL INFORMATION.

Engine can be identified by code and serial number stamped on right side of engine block, in front of right (passenger side) cylinder head. See ENGINE IDENTIFICATION CODES and (Scheme 1). Engine code is also identified on vehicle data label.

EngineCode
Audi
A4 & A6AHA & ATQ

ENGINE IDENTIFICATION CODES

Scheme 1

Scheme 1