The Automotive Clinic — Tuning Files

Software PO30034000000 Siemens/Continental SiD 803A

32 master projects carry this software number, 28 with a modified version. Upload your read to have the tune transferred into your own file, or buy the file exactly as we hold it by software number. Modified files from $275, original (stock) files from $75 AUD. Trade accounts see their own pricing after log in.

Fitted to

Peugeot 2.0 HDI ×15
Citroën C4 2.0 HDI - 136hp ×5
Citroën C5 2.0 HDIF ×3
Peugeot 2.0 ×3
Peugeot 2.0 HDi FAP ×2
Peugeot
Citroën C5
Citroën C5 2.0 HDI
Citroën

ECU

Siemens/Continental / Siemens / SIEMENS SID 803
SiD 803A / SID803A / SID803
Siemens

Hardware / part numbers

025997 S1
5WS40318I-T
5WS40319E-T
5WS40319G-T
5WS40341B-T
5WS40341E-T
9662148080
Undefined

Read with

any full read from your flashing tool

Modifications available

Have the read? Upload it.
Your own file comes back with the modification built in, checked for a 100% match before it's offered.
Upload your read →
Can't read the ECU? Buy by software number.
The stock or modified file exactly as we hold it, to write with your tool. Make sure your ECU carries PO30034000000 and the same hardware number.
See files & prices →

Vehicle pages: Citroën C4 · Citroën C5

Files are supplied for off-road / motorsport use; checksums are corrected by your flashing tool on write. Last project update 2026-02-02.

WhatsApp