BMW 2-Series Bosch MD1CS001 (DDE803S)
Power
114 HP / 85 kW
Fuel
Diesel
Engine code
B37C15U1
Version
216d 7AT
Model year(s)
2015
Control unit
Bosch MD1CS001 (DDE803S)ECU
Protocols
- OBD3111
- Bench1424
- DTC5000
- DynoDrive5001
- DATA_OWNER5032
Live ECU tuning for the BMW 2-Series, with measured power and torque gains, a dyno preview, and the supported file options grouped into one focused page.
Available tuning options
Performance 2
Tune
Towing | PowerEmissions & anti-pollution 5
SAI (secondary air injection)
DPF off We take no responsibility for legal actions as a result of disabling a DPF system, this may be illegal in your country. You must perform a forced regeneration or reset all DPF levels before reading the ECU. DPF must be removed after.
EGR off We take no responsibility for legal actions as a result of disabling a EGR system, this may be illegal in your country. If DPF is fitted we suggest not turning EGR off.
AdBlue / SCR off We take no responsibility for legal actions as a result of disabling a SCR / ADBLUE / DEF system, this may be illegal in your country.
DTC off You must clear codes before writing tuned file. Not required if DPF/EGR related and DPF/EGR selected.
Driveability & comfort 4
Speed limit raised We take no responsibility for legal actions as a result of a raised speed limiter, this may be illegal in your country.
Hot start / Cold start fix
Start / Stop system off
Swirl / Intake Flaps off
Services, files & hardware 6
Clone ECU Must supply reads of original and new ecu's. Must bench read.
High flow turbo charger You must also select towing or power tune.
Send us your ECU Includes standard bench fee processing for 1 ECU and NZ return freight. Include a send in ECU form fully filled out with your ECU.
Return file to original
Immo off (If possible)
Checksum correction
Installation and process
Choose the tuning package that fits your goals, confirm the vehicle and ECU, and request your files. AltTune then guides the read, write, and verification steps for your selected vehicle — whether handled remotely with a supported flash tool or on the bench.
Support, safety, and trust
Vehicle condition, maintenance history, fuel quality, and intended use all affect results. We only publish gains we can support for the listed configuration, and we ask that you confirm suitability for your vehicle and application before ordering.
Frequently asked questions
01
Is the BMW 2-Series Bosch MD1CS001 (DDE803S) supported?
This page is generated for an active vehicle in the AltTune catalogue, so it represents a currently supported tuning entry. If your exact ECU differs, contact us to confirm before ordering.
02
What options are available for this vehicle?
The resolved options for this vehicle include Clone ECU, High flow turbo charger, Send us your ECU, Hard cut limiter, SAI (secondary air injection), Tune. The exact list depends on the vehicle type, fuel, and supported protocols.
03
What gains can I expect?
Exact gains depend on the selected option and the data available for this vehicle.
