The 1.4-liter Volkswagen AEX engine was assembled at the company’s factory from 1995 to 1999 and installed on the third Golf, Polo, Caddy or the second generation of the Ibiza model. There was also a modernized version of this unit under its own APQ index.
The EA111-1.4 series includes: AEX, AKQ, AXP, BBY, BCA, BUD, CGGA, CGGB.
Specifications
| Production years | 1995-1999 |
| Displacement, cc | 1390 |
| Fuel system | injector |
| Power output, hp | 60 |
| Torque output, Nm | 116 |
| Cylinder block | cast iron R4 |
| Block head | aluminum 8v |
| Cylinder bore, mm | 76.5 |
| Piston stroke, mm | 75.6 |
| Compression ratio | 10.2 |
| Features | SOHC |
| Hydraulic lifters | yes |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 3.2 |
| Fuel type | petrol |
| Euro standards | EURO 2 |
| Fuel consumption, L/100 km (for VW Golf 3 1997) — city — highway — combined |
9.0 5.5 6.8 |
| Engine lifespan, km | ~275 000 |
The engine was installed on:
- Volkswagen Caddy 2 (9K) in 1995 – 1999;
- Volkswagen Golf 3 (1H) in 1995 – 1999;
- Volkswagen Polo 3 (6N) in 1995 – 1999;
- Seat Ibiza 2 (6K) in 1996 – 1999.
Disadvantages of the VW AEX engine
- This power unit is simple and reliable, but it is not very convenient to maintain.
- The most famous engine problem is oil leaks from under the valve covers.
- The timing belt is famous for its unstable resource, and when it breaks, the valves always bend.
- Throttle fouling is usually the cause of floating idle.
- On long runs, owners are faced with the occurrence of rings and oil burners.
