CITROEN · SID803 ECU · diesel

CITROEN C5 SID803 tuning files

Everything we work with on the CITROEN C5 fitted with the SID803. Across the matched variants stock power runs from 136 to 136 HP. 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.

Upload your file →All C5 coverage

Available solutions

What we can run on the SID803 for this diesel — the precise options narrow down by engine and software version.

Stage 1 Stage 2 DPF Off EGR Off AdBlue Off Swirl Flaps OffLambda / O2MAF OffTVANOx OffAGSReadinessStart/Stop OffOil PressureLimp Mode Off

Engine variants & ECU software

4 distinct variants for the CITROEN C5 on the SID803 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 2000 136HP
Controller brand: SIEMENS
ECU: SID803
Stock power: 136 HP

Variant 2

ECU

Catalog engine: 2000 136HP
Controller brand: SIEMENS
ECU: SID803
Stock power: 136 HP
ECU SW: PO0AA0

Variant 3

ECU

Catalog engine: 2000 HDI 136HP
Controller brand: SIEMENS
ECU: SID803
Stock power: 136 HP

Variant 4

ECU

Catalog engine: 2000 HDI 136HP
Controller brand: SIEMENS
ECU: SID803
Stock power: 136 HP
ECU HW: 5WS4 XXXX-X

Related vehicles

Other vehicles built on the SID803 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the CITROEN C5 on the SID803?

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 SID803 ECU software on this model?

Yes — the CITROEN C5 on the SID803 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.