The 3.0-liter inline-six twin-turbo diesel Land Rover DT306 has been built in England since 2020 for mild hybrid versions of the Defender, Discovery, Range Rover, Range Rover Sport and Velar. Depending on the version it produces 200-350 hp and 500-700 Nm; Jaguar uses it as the AJ20D6.
Ingenium family: 204DTA, 204DTD, PT204, 204PT, PT153, PT306, 204DTY, DT306.
Specifications
| Production years | since 2020 |
| Displacement, cc | 2997 |
| Fuel system | Common Rail |
| Power output, hp | 200 – 350 |
| Torque output, Nm | 500 – 700 |
| Cylinder block | aluminum R6 |
| Block head | aluminum 24v |
| Cylinder bore, mm | 83 |
| Piston stroke, mm | 92.31 |
| Compression ratio | 15.5 |
| Features | DOHC |
| Hydraulic lifters | yes |
| Timing drive | chain |
| Phase regulator | no |
| Turbocharging | Bi-Turbo by Garrett |
| Recommended engine oil | 0W-30 |
| Engine oil capacity, liter | 8.8 |
| Fuel type | diesel |
| Euro standards | EURO 6d |
| Fuel consumption, L/100 km (for Range Rover Sport 2021) — city — highway — combined |
9.5 6.3 7.0 |
| Engine lifespan, km | ~300 000 |
| Weight, kg | 197 |
The engine was installed on:
- Land Rover Defender 2 (L663) since 2020;
- Land Rover Discovery 5 (L462) since 2020;
- Land Rover Range Rover 4 (L405) in 2020 – 2021, Rover Range Rover 5 (L460) since 2021;
- Land Rover Range Rover Sport 2 (L494) in 2020 – 2022, Rover Range Rover Sport 3 (L461) since 2022;
- Land Rover Velar 1 (L560) since 2020.
Disadvantages of the Land Rover DT306 engine
- The engine is relatively new, so detailed failure statistics are not available yet;
- Early owners often complained about faults in the mild hybrid system, and there were leaks from the turbocharger oil feed pipe;
- The injection system with 2500 bar injectors does not tolerate poor fuel;
- Other complaints concern fouling of the intake, EGR valve and particulate filter.
Frequently asked questions about the Land Rover DT306
How much power does the Land Rover DT306 make?
The Land Rover DT306 develops 200 - 350 hp and 500 - 700 Nm of torque.
How much oil does the Land Rover DT306 take and which one?
Engine oil capacity: 8.8 liters. Recommended oil: 0W-30.
Does the Land Rover DT306 have a timing belt or chain?
The Land Rover DT306 uses a timing chain.
Is the Land Rover DT306 turbocharged?
Yes, the Land Rover DT306 is turbocharged (Bi-Turbo by Garrett).
Does the Land Rover DT306 need valve clearance adjustment?
No, the Land Rover DT306 has hydraulic lifters, so the valve clearances do not need to be adjusted.
How long does the Land Rover DT306 last?
The typical lifespan of the Land Rover DT306 is ~300 000 km with proper maintenance.
What is the fuel consumption of the Land Rover DT306?
Range Rover Sport 2021: city 9.5, highway 6.3, combined 7.0 L/100 km.
What cars was the Land Rover DT306 installed on?
Land Rover Defender 2 (L663) since 2020; Land Rover Discovery 5 (L462) since 2020; Land Rover Range Rover 4 (L405) in 2020 - 2021, Rover Range Rover 5 (L460) since 2021; Land Rover Range Rover Sport 2 (L494) in 2020 - 2022, Rover Range Rover Sport 3 (L461) since 2022; Land Rover Velar 1 (L560) since 2020.
What are the common problems of the Land Rover DT306?
The engine is relatively new, so detailed failure statistics are not available yet. Early owners often complained about faults in the mild hybrid system, and there were leaks from the turbocharger oil feed pipe. All known problems.
