Engine Suzuki J23A

The 2.3-liter Suzuki J23A gasoline engine was produced by the concern from 2004 to 2007 and was installed on the American version of the Aerio sedan, that is, one of the varieties of Liana. This power unit is often used for a budget swap for other company models.

Engines of the J-series: J18A, J20A, J20B, J23A, J24B.


Production years 2004-2007
Displacement, cc 2290
Fuel system distributed injection
Power output, hp 155 – 158
Torque output, Nm 206
Cylinder block aluminum R4
Block head aluminum 16v
Cylinder bore, mm 90
Piston stroke, mm 90
Compression ratio 9.3
Features DOHC
Hydraulic lifters yes
Timing drive chain
Phase regulator no
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 4.7
Fuel type petrol
Euro standards EURO 3
Fuel consumption, L/100 km (for Suzuki Aerio 2005)
— city
— highway
— combined
Engine lifespan, km ~270 000

The engine was installed on:

  • Suzuki Aerio 1 (ER) in 2004 – 2007.

Disadvantages of the Suzuki J23A engine

  • The main problem here is oil consumption due to hardened valve stem seals.
  • Also, the culprit of the oil burner can be wear and tear of the oil scraper rings.
  • Timing chains and especially their hydraulic tensioners are not very high resource.
  • Many problems are delivered to the owner by regular failures in the ignition system.
  • Another weakness of this power unit include its short-lived supports.

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