Engine Opel A18XER

The 1.8-liter Opel A18XER or Ecotec 2H0 engine was assembled from 2008 to 2015 in Hungary and installed on such popular company models as Mokka, Insignia and two generations of Zafira. A-XER motors are considered the most reliable among all the group’s units of their time.

The A10 line includes: A12XER, A14XER, A14NET, A16XER, A16LET and A16XHT.

The engine was installed on:

  • Opel Insignia A (G09) in 2008 – 2013;
  • Opel Mokka A (J13) in 2013 – 2015;
  • Opel Zafira B (A05) in 2010 – 2014; Zafira C (P12) in 2011 – 2015.

Specifications

Production years 2008-2015
Displacement, cc 1796
Fuel system distributed injection
Power output, hp 140
Torque output, Nm 175
Cylinder block cast iron R4
Block head aluminum 16v
Cylinder bore, mm 80.5
Piston stroke, mm 88.2
Compression ratio 10.5
Features VIS
Hydraulic lifters no
Timing drive belt
Phase regulator DCVCP
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 4.45
Fuel type 95
Euro standards EURO 5
Fuel consumption, L/100 km (for Opel Mokka 2014)
— city
— highway
— combined
9.5
5.7
7.1
Engine lifespan, km ~320 000
Weight, kg 120

Disadvantages of the A18XER engine

  • The ignition system delivers the most problems, especially the module with coils;
  • Oil cooler leaks are also common, changing the gasket usually helps;
  • In this generation of motors, phase regulators have become more reliable, but sometimes they break;
  • The weak point of the engine is an unreliable crankcase ventilation system;
  • Do not forget about adjusting valve clearances by selecting measuring cups.

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