The Jaguar AJ126 3.0 Supercharged 3.0-liter engine was assembled from 2012 to 2019 and installed on advanced versions of such popular models as the XF, XJ, F-Pace or F-Type. This V6 engine was a trimmed AJ-V8 unit and is also known as the Land Rover 306PS.
AJ-V8 series: AJ126, AJ27, AJ27S, AJ28, AJ33, AJ33S, AJ34, AJ34S, AJ133, AJ133S.
Specifications
| Production years | 2012-2019 |
| Displacement, cc | 2995 |
| Fuel system | direct injection |
| Power output, hp | 340 – 400 |
| Torque output, Nm | 450 – 460 |
| Cylinder block | aluminum V6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 84.5 |
| Piston stroke, mm | 89 |
| Compression ratio | 10.5 |
| Features | intercooler |
| Hydraulic lifters | no |
| Timing drive | chain |
| Phase regulator | on all shafts |
| Turbocharging | Eaton M112 |
| Recommended engine oil | 5W-20 |
| Engine oil capacity, liter | 7.25 |
| Fuel type | petrol |
| Euro standards | EURO 5 |
| Fuel consumption, L/100 km (for Jaguar XF S 2017) — city — highway — combined |
11.7 6.3 8.3 |
| Engine lifespan, km | ~300 000 |
The engine was installed on:
- Jaguar XE 1 (X760) in 2015 – 2019;
- Jaguar XF 1 (X250) in 2012 – 2015; XF 2 (X260) in 2015 – 2018;
- Jaguar XJ 8 (X351) in 2012 – 2019;
- Jaguar F-Pace 1 (X761) in 2016 – 2018;
- Jaguar F-Type 1 (X152) in 2013 – 2019.
Disadvantages of the Jaguar AJ126 engine
- The timing chain is not very large resource, usually from 100 to 150 thousand km;
- Also, the damper sleeve in the supercharger drive fails quite quickly;
- The pump does not last long here, and the plastic cooling tee often bursts;
- The motor does not tolerate bad fuel and the throttle with nozzles has to be cleaned;
- The remaining problems are associated with oil leaks through valve covers and seals.
