BHP+34 hp (25%)
Standard
136 hp
Tuned
170 hp
Torque+83 Nm (26%)
Standard
317 Nm
Tuned
400 Nm
Suitability
Good (7.5/10)Gains Profile
BalancedHeadroom
HighCitroën C5 2.2 HDI 136hp ECU Remapping
Considering an ECU remap for your Citroën C5 2.2 HDI 136hp? A Stage 1 remap can take this 2001 - 2008 diesel engine from 136 BHP to 170 BHP and from 317 Nm to 400 Nm of torque (turbocharged). This engine scores 7.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Citroën C5 can achieve.
How this engine compares
- 4thof 27 Citroën C5 engines by power gain
- 53%of the 9,842 engines we hold gain data for see a smaller power increase
- 73%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Citroën C5 2.2 HDI 136hp is a 2.2L turbocharged diesel engine producing 136 BHP and 317 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 170 BHP and 400 Nm — a gain of around 34 BHP (25%) and 83 Nm (26%).
This engine scores highly for remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as high, based on the percentage gain available from the factory output.
Considerations: Large torque increase: drivetrain condition (clutch/gearbox) becomes more important at this level.. 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
!Large torque increase: drivetrain condition (clutch/gearbox) becomes more important at this level.
!Older diesel: injector, turbo and intake condition can affect results; ensure maintenance is up to date.