The Volkswagen ABU 1.6-liter mono-injection engine was produced from 1992 to 1994 and was installed on the third generation of the Golf and Vento models, as well as the Seat Ibiza and Cordoba. There was an upgraded version of this power unit under its AEA index.
The EA111-1.6 series includes: ABU, AEE, AUS, AZD, BCB, BTS, CFNA, CFNB.
Specifications
| Production years | 1992-1994 |
| Displacement, cc | 1598 |
| Fuel system | injector |
| Power output, hp | 75 |
| Torque output, Nm | 126 |
| Cylinder block | cast iron R4 |
| Block head | aluminum 8v |
| Cylinder bore, mm | 76.5 |
| Piston stroke, mm | 86.9 |
| Compression ratio | 9.3 |
| Features | SOHC |
| Hydraulic lifters | yes |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | no |
| Recommended engine oil | 5W-40 |
| Engine oil capacity, liter | 4.0 |
| Fuel type | petrol |
| Euro standards | EURO 1 |
| Fuel consumption, L/100 km (for VW Golf 3 1993) — city — highway — combined |
10.7 6.2 7.6 |
| Engine lifespan, km | ~320 000 |
The engine was installed on:
- Volkswagen Golf 3 (1H) in 1992 – 1994;
- Volkswagen Vento 1 (1H) in 1992 – 1994;
- Seat Cordoba 1 (6K) in 1993 – 1994;
- Seat Ibiza 2 (6K) in 1993 – 1994.
Disadvantages of the VW ABU engine
- The main problems for the owner are caused by failures in the operation of the mono-injection system.
- At floating engine speeds, look at the throttle position potentiometer.
- In second place are failures in the ignition system, here it is not very reliable.
- Electrically, the coolant temperature sensor often fails.
- The remaining breakdowns are usually associated with wiring or attachments.
