Engine Volvo B5244S2

The 2.4-liter 5-cylinder Volvo B5244S2 engine was assembled by the company from 1998 to 2009 and installed in its most popular models, such as the S60, S70, S80 or V70. This unit was essentially a derated version of the well-known motor with the B5244S index.

The 5-cylinder 2.3-2.4-liter Modular engine family includes: B5234T, B5244S, B5244S2, B5244S4, B5244T, B5244T3.

The engine was installed on:

  • Volvo S60 I (384) in 2000 – 2009;
  • Volvo S70 I (874) in 1999 – 2000;
  • Volvo S80 I (184) in 1998 – 2006;
  • Volvo V70 I (875) in 1999 – 2000; V70 I (875) in 2000 – 2007.

Specifications

Production years 1998-2009
Displacement, cc 2435
Fuel system injector
Power output, hp 140
Torque output, Nm 220
Cylinder block aluminum R5
Block head aluminum 20v
Cylinder bore, mm 83
Piston stroke, mm 90
Compression ratio 10.3
Features DOHC
Hydraulic lifters no
Timing drive belt
Phase regulator at the intake
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 5.8
Fuel type petrol
Euro standards EURO 3/4
Fuel consumption, L/100 km (for Volvo S80 2005)
— city
— highway
— combined
12.2
6.9
8.9
Engine lifespan, km ~380 000

Disadvantages of the B5244S2 engine

  • The most common failure of this engine is a rupture of the oil separator membrane;
  • Also, a lot of complaints on specialized forums are related to the buggy electric choke Magneti Marelli;
  • Carefully monitor the condition of the timing belt, or if it breaks, the valves will bend;
  • When a ribbed belt breaks, it often tightens into the timing, which is fatal for the motor;
  • Weaknesses also include a water pump, a gasoline pump and a phase regulator clutch.

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