Audi Workshop Service and Repair Manuals

Engine identification number and engine data

Engine number –  Pull off engine cover panel (front) -arrows-.

t  There is a sticker on the vacuum unit housing for intake manifold change-over function indicating the “Engine code” and “Serial number”-arrow-.

If the sticker is missing, perform the following work steps to read off the “Engine code”: –  Pull off engine cover panel (rear) -arrows-.

t  The engine code is stamped on the rear of the cylinder head (left-side) -arrow-. t  The engine code is also included on the vehicle data sticker.

If the sticker is missing, perform the following work steps to read off the “Engine code” and the “Serial number”: –  Remove bolts -arrows- and detach vacuum units for intake manifold change-over function. –  Remove the spring located beneath and move vacuum units to one side with hoses connected.

t  The engine number (“engine code” and “serial number”) can be found on top of the cylinder block at the front -arrow-.

Engine data

Code letters		ASN	AVK	BBJ	BGN
Capacity	ltr.	2.976	2.976	2.976	2.976
Power output	kW at rpm	162/6300	162/6300	160/6300	162/6300
Torque	Nm at rpm	300/3200	300/3200	290/3200	295/3500
Bore	Ø in mm	82.5	82.5	82.5	82.5
Stroke	mm	92.8	92.8	92.8	92.8
Compression ratio		10.3	10.3	10.3	10.3
RON		98 1)	98 1)	98 1)	98 1)
Injection/ignition system		Bosch Motronic	Bosch Motronic	Bosch Motronic	Bosch Motronic
Exhaust gas recirculation		no	no	no	no
Turbocharging/supercharging		no	no	no	no
Knock control		yes	yes	yes	yes
Variable valve timing		yes	yes	yes	yes
Intake manifold change-over		yes	yes	yes	yes
Secondary air system		yes	yes	yes	yes
l  1) Unleaded premium RON 95 can also be used, but results in reduced power