Original file Instant download
Audi A4 1.8 TFSI original file Bosch MED17 · 8K1907115C · SW 503660
2009, Turbo petrol, 88.3 kW (120 hp)
This is the factory calibration of the 2009 Audi A4 1.8 TFSI (88.3 kW, 120 hp), for its Bosch MED17 ECU with part number 8K1907115C and software 503660 (1037503660). Use it to put the car back to standard, to recover the ECU after a failed write, or as the base of a tune of your own.
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Every file for this software
The original and the tunes we sell for software 503660, each made from the same read.
| File | Price | Buy |
|---|---|---|
| Original this page | £6.99 | Add to cart |
| Stage 1 | £21.99 | Add to cart |
About this file
An original holds every map as the factory wrote them: ignition, fuelling, boost and the torque limits, the speed limiter and the emissions controls. Tuners start a file from it; workshops use it to put a car back to standard.
The file is listed for the 88.3 kW, 120 hp version of the Audi A4 1.8 TFSI. Check the power on your car's papers: the same model was sold with several engines, each with its own file.
For software 503660 of the Audi A4 1.8 TFSI we sell the original and Stage 1, each made from the same original read. Every file downloads straight after payment.
The Bosch MED17 ECU in this car is read and written over OBD and on the bench, with tools such as Autotuner, CMD Flash, MagicMotorsport FLEX, Alientech Kess V2, Dimsport New Genius and Dimsport New Trasdata. Keep your own read: compare its hardware and software numbers with the ones on this page before you write the file.
DTC off and speed limiter (Vmax) off can be built on this file on request, for off-road and competition use: send us your read through our file service and our engineers add them (any file £50, from £30 in packs).
Software 503660 (1037503660) is the calibration inside the Bosch ECU. Part number 8K1907115C is the car maker's number for this ECU.
How the Bosch MED17 is read
OBD Bench
Usually read on this ECU family with Autotuner, CMD Flash, MagicMotorsport FLEX, Alientech Kess V2, Dimsport New Genius and Dimsport New Trasdata.
- Read the ECU and keep the read: it is your way back.
- Match the numbers: part number 8K1907115C and software 503660.
- Pay and download: the file is in your account straight away.
- Write it back the way you read it. Not right for your car? We correct it free.
Before you write the file
- A battery charger on the car: a write takes minutes and the voltage must not drop.
- Your own read saved twice, on two different drives: it is your way back.
- Your read shows part number 8K1907115C and software 503660 (1037503660), the same as this file.
- Fault codes read and noted before the write, and cleared after it.
- The same tool and connection (OBD and bench) you read the ECU with.
Questions
Which ECU does this Audi A4 1.8 TFSI original file fit?
A Bosch MED17 ECU with part number 8K1907115C and software 503660 (1037503660). Check those numbers in your read before you write it; another software number needs another file, which our engineers can build from your read.
How is the Bosch MED17 read and written?
Over OBD and on the bench, with tools such as Autotuner, CMD Flash, MagicMotorsport FLEX, Alientech Kess V2 and Dimsport New Genius. Write the file back the same way you read the ECU, and keep your original read.
Can you add DTC off and speed limiter (Vmax) off to the Bosch MED17 file?
Yes, on request, for off-road and competition use: DTC off and speed limiter (Vmax) off. Upload a read through our file service and an engineer builds it (any file £50, from £30 in packs). The buyer is responsible for using it where the law allows.
What exactly is in the download?
A BIN file of 256 KB, ready to write. Write it with the same tool and the same connection you read the ECU with.
How do I get the file after paying?
It is in your account as an instant download straight after payment by card, Apple Pay or Google Pay: the BIN file, ready to write.
What if the file does not fit my car?
Send us your read and we correct it free, as many times as it takes. Questions before you buy are answered by a tuner on WhatsApp.
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