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2.0 TDCI 16v 140 BHP 2005 – 2010 Siemens SID206 Ford Focus

180 BHP

Stage 1 Power

375 Nm

Stage 1 Torque

2.0 TDCI 16v 136 BHP 2005 - 2010 Siemens SID803

The Ford Focus 2.0 TDCI EU 4 variant shows outstanding results from a Stage 1 ECU remap. We also offer tailor-made stage 2 and stage 3 software remaps for this specific ECU. Options for integrating 3 or 4 bar MAP sensors and a 2000 bar rail pressure sensor calibration are available for setups with a larger turbo.

Stage 1 Remap Ford Focus 2.0 TDCI SID206 (180 BHP | 375Nm)

Programming the Ford Focus 2.0 TDCI which comes with the Siemens SID206 ECU is straightforward through the OBD port.

A simple stage 1 remap yields a substantial increase in power without the need for changing engine components. However, ensure a comprehensive service with premium parts is done prior to tuning as you’ll be asking more from the engine so everything needs to be in good condition.

The Stage 1 remap raises peak power to 180BHP and torque to about 375Nm in the mid-range. The HDI Tuning Stage 1 remap delivers a smooth and constant torque curve, maintaining strong performance throughout the rev range without any inconsistencies or weak points.

For vehicles equipped with a DPF, our HDI Tuning Stage 1 remap is designed to operate cleanly, reducing the likelihood of DPF clogging issues as long as regular long journeys are carried out.

You can program your ECU at home using our Dimsport MyGenius programming tool, which supports the SID206 ECU system and is available for purchase on our website. It’s also compatible with Kess V2 and other similar tools.

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Stage 2 (195 BHP | 390 Nm)

The Stage 2 remap requires an uprated intercooler, complete free flowing exhaust system and a 3.1 Bar MAP sensor so that the ECU is able to run increased turbo pressure (part number 9649396580). Peak power comes out at 195 BHP with a torque figure of 380 to 400Nm – we can tailor this to your clutch.

We recommend fitting the black diamond Kevlartek Stage 2 clutch for this level of tune, available through HDI Tuning. On some vehicles you might need to replace the DMF with a new part, or swap it for a solid flywheel. The torque figure is fairly reasonable so it should not cause DMF problems, a worn DMF should be replaced or converted to a solid flywheel.

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Stage 3 (210 BHP | 420 Nm)

The stage 3 remap requires all the stage 2 modifications and also a hybrid turbo.

The turbo charger should use an upgraded 52mm compressor wheel. This will allow the turbo to flow more air whilst remaining suitably matched to the original turbine wheel and can also be controlled by the ECU software more easily than a complete upgraded turbo. By using a 52mm compressor there will not be significant turbo lag.

The fuel pump is the limit on this remap, it will struggle to flow more than 210 BHP of fuel. An additional in tank lift pump to feed the high pressure pump can be helpful, it’s also essential the fuel pump is in excellent condition, if it’s worn it will need to be refurbished.

For this level of torque, it’s best to use a Ceramic paddle clutch with a solid flywheel.

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Programming Methods – OBD programming or Bench Programming

There are three variants of the SID803/SID803A/SID206 ECU. On Fords the ECU can be programmed over OBD by most tools like Kess V2. It’s also an option to remove the ECU and program on the bench with BDM100 (open ECU).

Programming via OBD SID206 with Kess V2 (not for SID803)

  • Obtain a suitable programming tool; we recommend to use Dimsport MyGenius, you can also use Kess V2.
  • Install the tool to a reliable laptop.
  • Connect to the OBD port of your car, make sure you have backup chargers to the vehicle battery and the laptop battery.
  • ID the ECU and then take a read of the ECUs flash memory.
  • Email the software to remap@hdi-tuning.co.uk along with a description of the remap you require.
  • Send payment through our webshop.
  • We will modify the software and send back to you. This normally takes less than 2 to 3 hours during working days.
  • Using the same tool, ID then write to the ECU. This will overwrite the ECUs flash memory, it’s important not to interrupt the process. If you encounter any problems we can fix the ECU for you so there’s absolutely nothing to worry about.
  • Let your engine warm up and then take the car for a spin, enjoy the extra power!

Programming via BDM SID206

The SID206 can be programmed direct to the ECU board through the BDM port. Obtain a suitable programming tool, we recommend Kess KTAG.

  • Order a suitable tool such as Kess KTAG or BDM100.
  • Install the tool to a reliable laptop.
  • The ECU must be removed from the vehicle, and then the tabs on the lid can be carefully pried open and the casing of the ECU removed.
  • Using a pogo spring probe connect to the ECU board, power the ECU to the ECU connector plugs as described by your programming tool.
  • ID the ECU and then take a read of the ECUs memories for a backup (please save separately, and not as a combined file). For EDC16C3 the performance maps are in the 1MB flash. For EDC16C34 the performance maps are stored in the 2MB flash memory.
  • Send payment through our webshop.
  • We will modify the software and send back to you. This normally takes less than 2 to 3 hours during working days.
  • Using the same tool, ID then write to the ECU. This will overwrite the ECUs memory, it’s important not to interrupt the process. If you encounter any problems we can fix the ECU for you so there’s absolutely nothing to worry about (You can always repair an ECU if you take a full BDM backup of all memories).
  • Straighten the lid on the ECU and seal with a little silicone.
  • Refit the ECU and start the engine.
  • Let your engine warm up and then take the car for a spin, enjoy the extra power!