Mercedes-Benz B 180 CDI (1800cc) 109hp Remap

Name: Mercedes-Benz B 180 CDI (1800cc) 109hp ECU Remap
Brand: Mercedes-Benz

Expected gains of +56 BHP and +130 Nm torque

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BHP+56 hp (51%)

Standard

109 hp

Tuned

165 hp

Torque+130 Nm (52%)

Standard

250 Nm

Tuned

380 Nm

Suitability

Excellent (8.5/10)

Gains Profile

Balanced

Headroom

High

Mercedes-Benz B 180 CDI (1800cc) 109hp ECU Remapping

Considering an ECU remap for your Mercedes-Benz B 180 CDI (1800cc) 109hp? A Stage 1 remap can take this W246 - 2014 - 2018 diesel engine from 109 BHP to 165 BHP and from 250 Nm to 380 Nm of torque (turbocharged). This engine scores 8.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Mercedes-Benz B can achieve.

How this engine compares

8thof 34 Mercedes-Benz B engines by power gain
84%of the 9,842 engines we hold gain data for see a smaller power increase
89%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Mercedes-Benz B 180 CDI (1800cc) 109hp is a 1.8L turbocharged diesel engine producing 109 BHP and 250 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 165 BHP and 380 Nm — a gain of around 56 BHP (51%) and 130 Nm (52%).

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.

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.

Other B W246 - 2014 - 2018 Engines

Engine	BHP	Gain	Torque	Gain	Score
160 CDI 90hp	90 → 135	+45	240 → 310	+70	Excellent (8.5/10)
160 (1.6T) 102hp	102 → 175	+73	180 → 310	+130	Excellent (8/10)
180 CDI (1500cc) 109hp	109 → 135	+26	260 → 310	+50	Excellent (8/10)
180 CGi 122hp	122 → 175	+53	200 → 310	+110	Excellent (8/10)
200 CDI 136hp	136 → 170	+34	300 → 360	+60	Excellent (8/10)
200 CGi 156hp	156 → 175	+19	250 → 310	+60	Good (7/10)
220 CDI 170hp	170 → 200	+30	350 → 420	+70	Good (7/10)
220 CGI 184hp	184 → 250	+66	300 → 400	+100	Excellent (8/10)
250 CGI 211hp	211 → 250	+39	350 → 400	+50	Good (7/10)

Technical Specifications

Fuel Type: Diesel
Aspiration: Turbocharged
Displacement: 1.8L
Capacity: 1796 CC
Type: Car
Engine Family: Mercedes-benz 1.8L CDI Turbo Diesel

ECU & Transmission

Likely ECU Low confidence: Bosch EDC17 / Continental SID (varies)
Gearbox Low confidence: Transmission varies by trim and market; check manual/automatic type and torque rating.

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MakeMercedes-Benz

ModelB

GenerationW246 - 2014 - 2018

Engine180 CDI (1800cc) 109hp

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.