BHP+50 hp (18%)
Standard
275 hp
Tuned
325 hp
Torque+75 Nm (13%)
Standard
600 Nm
Tuned
675 Nm
Suitability
Good (6.5/10)Gains Profile
Power-focusedHeadroom
MediumJaguar XJ 3.0D 275hp ECU Remapping
Considering an ECU remap for your Jaguar XJ 3.0D 275hp? A Stage 1 remap can take this 2009 -> diesel engine from 275 BHP to 325 BHP and from 600 Nm to 675 Nm of torque (turbocharged). This engine scores 6.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Jaguar XJ can achieve.
How this engine compares
- 2ndof 10 Jaguar XJ engines by power gain
- 76%of the 9,842 engines we hold gain data for see a smaller power increase
- 63%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Jaguar XJ 3.0D 275hp is a 3.0L turbocharged diesel engine producing 275 BHP and 600 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 325 BHP and 675 Nm — a gain of around 50 BHP (18%) and 75 Nm (12%).
This engine has moderate remap suitability, with gains weighted towards peak power — the improvement is most noticeable at higher RPM. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.
From a technical perspective, the transmission is many variants use zf 8-speed automatic (where fitted). at this torque level, transmission and driveline servicing history becomes especially important..
Considerations: High tuned torque: check transmission torque capacity and service history.. Older diesel: injector, turbo and intake condition can affect results; ensure maintenance is up to date.
Fuel economy note: possible improvement with conservative driving.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.
Considerations
!High tuned torque: check transmission torque capacity and service history.
!Older diesel: injector, turbo and intake condition can affect results; ensure maintenance is up to date.