Engine Opel A12XER

The 1.2-liter 16-valve Opel A12XER or LDC engine was produced from 2009 to 2014 and installed on the fourth generation Corsa and the similar Chevrolet Aveo in the back of the T300. There was a derated version of this motor up to 69 hp under the symbol A12XEL or LWD.

The A10 line includes: A14XER, A14NET, A16XER, A16LET, A16XHT and A18XER.

The engine was installed on:

  • Opel Corsa D (S07) in 2009 – 2014;
  • Chevrolet Aveo T300 in 2011 – 2014.

Specifications

Production years 2009-2014
Displacement, cc 1229
Fuel system distributed injection
Power output, hp 85
Torque output, Nm 115
Cylinder block cast iron R4
Block head aluminum 16v
Cylinder bore, mm 73.4
Piston stroke, mm 72.6
Compression ratio 10.5
Features TwinPort
Hydraulic lifters yes
Timing drive chain
Phase regulator yes
Turbocharging no
Recommended engine oil 5W-30
Engine oil capacity, liter 4.0
Fuel type 95
Euro standards EURO 5
Fuel consumption, L/100 km (for Opel Corsa 2012)
— city
— highway
— combined
6.9
4.4
5.3
Engine lifespan, km ~240 000
Weight, kg 100

Disadvantages of the A12XER engine

  • The main problem of the engine is the low resource of the timing chain, sometimes less than 100,000 km;
  • Twinport dampers last a long time, but if they break, they are very expensive to repair;
  • The ignition coils here are combined into a single unit, the reliability of which is low;
  • A car may not start well in winter due to a failure of the antifreeze temperature sensor;
  • Oil constantly creeps out from under the valve cover and the front crankshaft oil seal.

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