Engine Audi AEW

The 3.7-liter Audi AEW engine or the 3.7-liter A8 D2 engine was produced from 1995 to 1998 and was installed on the front and all-wheel drive versions of the popular A8 model in the D2 body. There is a similar motor with the AKJ index and slight differences in the injection system.

The EA824 series includes: AEW, ABZ, BFM, AXQ, BVJ, CDRA, BAR, CRDB, CEUA.

Specifications

Production years 1995-1998
Displacement, cc 3697
Fuel system distributed injection
Power output, hp 230
Torque output, Nm 315
Cylinder block aluminum V8
Block head aluminum 32v
Cylinder bore, mm 84.5
Piston stroke, mm 82.4
Compression ratio 10.8
Features no
Hydraulic lifters yes
Timing drive belt & 2 chains
Phase regulator no
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 7.5
Fuel type petrol
Euro standards EURO 3
Fuel consumption, L/100 km (for Audi A8 quattro 1996)
— city
— highway
— combined
19.6
9.0
12.9
Engine lifespan, km ~310 000

The engine was installed on:

  • Audi A8 D2 (4D) in 1995 – 1998.

Disadvantages of the Audi AEW engine

  • Like any aluminum block engine, it is afraid of overheating and bad gas;
  • Savings on maintenance and frequent overheating lead to scoring;
  • The use of low-quality oil often results in the sound of hydraulic lifters;
  • Monitor the condition of the timing belt, as with its breakage, the valves most often bend;
  • Lubrication leaks are also regularly encountered, and especially at the junction of the motor with the gearbox.

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