The Jaguar AJD 2.7-liter V6 diesel engine was produced by the concern from 2003 to 2009 and was installed on a number of well-known models of the British company, such as the XJ, XF and S-Type. A similar power unit was installed on Land Rover SUVs under its index 276DT. This motor is a kind of diesel 2.7 HDi.
Specifications
| Production years | 2003-2009 |
| Displacement, cc | 2720 |
| Fuel system | Common Rail |
| Power output, hp | 207 |
| Torque output, Nm | 435 |
| Cylinder block | cast iron V6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 81 |
| Piston stroke, mm | 88 |
| Compression ratio | 17.3 |
| Features | intercooler |
| Hydraulic lifters | yes |
| Timing drive | chains & belt |
| Phase regulator | no |
| Turbocharging | two Garrett GTA1544VK |
| Recommended engine oil | 5W-40 |
| Engine oil capacity, liter | 6.5 |
| Fuel type | diesel |
| Euro standards | EURO 4 |
| Fuel consumption, L/100 km (for Jaguar XJ 2008) — city — highway — combined |
10.8 6.5 8.1 |
| Engine lifespan, km | ~240 000 |
The engine was installed on:
- Jaguar S-Type 1 (X200) in 2004 – 2007;
- Jaguar XF 1 (X250) in 2008 – 2009;
- Jaguar XJ 7 (X350) in 2003 – 2009.
Disadvantages of the Jaguar AJD engine
- The most troublesome thing here is the Siemens fuel system with piezo injectors;
- There is also rapid wear of the liners, up to the wedge and crankshaft breakage;
- Another massive problem is oil leaks, especially through the heat exchanger;
- The timing belt changes every 120 thousand kilometers or, with its breakage, the valves will bend;
- The weak points of this motor include the thermostat, EGR valve and crankshaft oil seals.
