Variant 1
ECU- Catalog engine
- 2000 136HP
- Controller brand
- SIEMENS
- ECU
- SID803A
- Stock power
- 136 HP
- ECU SW
- 10088086AA
- ECU HW
- M3Q5SE65FO22100
- SW upgrade
- WF0MXXGCDM6T25616
- Calibration
- WF0MXXGCDM6T25616
FORD · SID803A ECU · diesel
FORD FOCUS C-MAX SID803A tuning files
FORD FOCUS C-MAX on the SID803A: matched, calibrated and delivered with care. Stock output across the matched variants spans 136–136 HP. 6 distinct variants are catalogued here. On this diesel, expect the complete diesel toolset — from Stage work to the common delete requests. We match the right calibration to your exact software and validate it before delivery.
Available solutions
What we can run on the SID803A for this diesel — the precise options narrow down by engine and software version.
Stage 1Stage 2DPF OffEGR OffAdBlue OffSwirl Flaps OffLambda / O2MAF OffTVANOx OffAGSReadinessStart/Stop OffOil PressureLimp Mode Off
Engine variants & ECU software
6 distinct variants for the FORD FOCUS C-MAX on the SID803A ECU. Reference the engine and controller software when you upload.
Variant 2
ECU- Catalog engine
- 2000 TDCI 136HP
- Controller brand
- SIEMENS
- ECU
- SID803A
- Stock power
- 136 HP
- ECU SW
- 10091232AA
- ECU HW
- M3Q5SE66FO22100
- SW upgrade
- AFADXXMJDD6T04301
- Calibration
- AFADXXMJDD6T04301
Variant 3
ECU- Catalog engine
- 2000 TDCI 136HP
- Controller brand
- SIEMENS
- ECU
- SID803A
- Stock power
- 136 HP
- ECU SW
- 10083325AA
- ECU HW
- M3Q5SE61FO22100
- SW upgrade
- WF0MXXGCDM6Y22294
- Calibration
- WF0MXXGCDM6Y22294
Variant 4
ECU- Catalog engine
- 2000 TDCI 136HP
- Controller brand
- SIEMENS
- ECU
- SID803A
- Stock power
- 136 HP
- ECU SW
- 10086853AA
- ECU HW
- M3Q5SE63FO22100
- SW upgrade
- WF03XXGCD36S65856
- Calibration
- WF03XXGCD36S65856
Variant 5
ECU- Catalog engine
- 2000 TDCI 136HP
- Controller brand
- SIEMENS
- ECU
- SID803A
- Stock power
- 136 HP
- ECU SW
- MFO22100?1
- ECU HW
- C42210_MFO22100
- SW upgrade
- WF03XXGCD36Y25190
- Calibration
- WF03XXGCD36Y25190
Variant 6
ECU- Catalog engine
- 2000 TDCI 136HP
- Controller brand
- SIEMENS
- ECU
- SID803A
- Stock power
- 136 HP
- ECU SW
- 10083325AA
- ECU HW
- M3Q5SE61FO22100
- SW upgrade
- WF03XXGCD36Y44636
- Calibration
- WF03XXGCD36Y44636
Related vehicles
Other vehicles built on the SID803A controller or the same engine — handy when a platform spans several models and makes.
Questions, answered.
Which tuning solutions are available for the FORD FOCUS C-MAX on the SID803A?
Stage 1, Stage 2, DPF Off, EGR Off, AdBlue Off, Swirl Flaps Off, Lambda / O2, MAF Off, TVA, NOx Off, AGS, Readiness, Start/Stop Off, Oil Pressure, Limp Mode Off. The exact set depends on the specific engine and software version.
Do you cover the SID803A ECU software on this model?
Yes — the FORD FOCUS C-MAX on the SID803A ECU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.
How is the file delivered?
Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.