Mercedes-Benz Viano 3.0 CDI V6 204hp Remap

Name: Mercedes-Benz Viano 3.0 CDI V6 204hp ECU Remap
Brand: Mercedes-Benz

Expected gains of +36 BHP and +120 Nm torque

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BHP+36 hp (18%)

Standard

204 hp

Tuned

240 hp

Torque+120 Nm (27%)

Standard

440 Nm

Tuned

560 Nm

Suitability

Good (7/10)

Gains Profile

Torque-focused

Headroom

High

Mercedes-Benz Viano 3.0 CDI V6 204hp ECU Remapping

Considering an ECU remap for your Mercedes-Benz Viano 3.0 CDI V6 204hp? A Stage 1 remap can take this 2003 - 2010 diesel engine from 204 BHP to 240 BHP and from 440 Nm to 560 Nm of torque (turbocharged). This engine scores 7/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Mercedes-Benz Viano can achieve.

How this engine compares

6thof 7 Mercedes-Benz Viano engines by power gain
60%of the 9,842 engines we hold gain data for see a smaller power increase
87%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Mercedes-Benz Viano 3.0 CDI V6 204hp is a 3.0L turbocharged diesel engine producing 204 BHP and 440 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 240 BHP and 560 Nm — a gain of around 36 BHP (18%) and 120 Nm (27%).

This engine has moderate remap suitability, with gains weighted towards torque — you will notice the difference most strongly in mid-range pulling power and in-gear acceleration. The tuning headroom is classified as high, based on the percentage gain available from the factory output.

Considerations: High tuned torque: check transmission torque capacity and service history.. 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.

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.

Technical Specifications

Fuel Type: Diesel
Aspiration: Turbocharged
Displacement: 3L
Capacity: 1950 CC
Type: Car
Engine Family: Mercedes-benz 3.0L CDI Turbo Diesel

ECU & Transmission

Likely ECU Low confidence: Bosch EDC15 / early generation diesel ECU (varies)
Gearbox Low confidence: Transmission varies by trim and market; check manual/automatic type and torque rating. At this torque level, transmission and driveline servicing history becomes especially important.

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Confirm Your Vehicle

MakeMercedes-Benz

ModelViano

Generation2003 - 2010

Engine3.0 CDI V6 204hp

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 before proceeding.

Engine	BHP	Gain	Torque	Gain	Score
2.0 CDI 109hp	109 → 180	+71	270 → 400	+130	Excellent (8/10)
2.0 CDI 116hp	116 → 180	+64	290 → 400	+110	Excellent (8/10)
2.2 CDI 150hp	150 → 182	+32	330 → 400	+70	Good (7.5/10)