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Audi V8 4.2 (4172ccm) 1991-1994


Service Repair Manual

Year1991-1994
Engine codeABH
Engine size4172ccm
Power206kw
Idle speed710-770rpm
Compression10-13bar
Minimum compression7.5bar
Fuel systemMotronic M2.4.1
Firing order1-5-4-8-6-3-7-2
Spark plugBosch H7DCO
NGK BUR6EFSZ
Electrode gap0.6-0.8mm
CO0.5-0.9%
CO214.5-16.0%
HC100ppm
O20.1-0.5%
CO content at increased idle speed0.3%
Increased idle speed for CO test2500-2800rpm
Lambda0.97-1.03
Radiator cap1.2-1.5bar
Thermostat opens87-102℃
Battery90Ah
Alternator110A
Cylinder head tightening torque 140Nm
Cylinder head tightening torque 260Nm
Cylinder head tightening torque 3180°
Spark plug Tightening torque30Nm
Engine oil with filter7.5l
Cooling system8.5l
Gearbox oil 3.0l
Automatic transmission fluid 3.0l
Differential0.5l
Differential rear1.7l
Engine oil gradeVW 500.00 SAE 5W-30
VW 500.00 SAE 5W-40
VW 500.00 SAE 10W-30
VW 500.00 SAE 10W-40
VW 501.01 SAE 5W-50
VW 501.01 SAE 10W-50
Gearbox oil gradeVW G50 SAE 75W-90
Automatic transmission fluid typeATF Dexron VW ATF SAE 75W-90
Differential oilAPI GL-5 SAE 90
Differential oil rearAPI GL-5 SAE 90
Brake fluidDOT4
Wheel info eng
Tire dimension (x/y R z)215/60 ZR15
225/50 ZR16
Front wheel presure2.4bar
Rear wheel presure2.4bar
Wheel bolt tightening torque (B)110Nm
Brakes info
Minimal front brake disk thickness (R)23mm
Minimal rear brake disk thickness (R)18mm
Minimal front pad thickness (P)9mm
Minimal rear pad thickness (P)9mm


Manufacturer

Audi

Model

V8

Type

4.2

Year

1991-1994

Engine code

ABH

Engine size

4172ccm

Power

206kw


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