Audi TT Mk2 2.0 TFSI ECU File – MED9.1 386455 SW 0020 (Stage 1 Upgrade)

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Audi TT Mk2 2.0 TFSI ECU File – MED9.1 386455 SW 0020 (Stage 1 Upgrade)

  • Thread starter Thread starter Bin
  • Start date Start date
  • Tagged users Tagged users None
Audi TT Mk2 2.0 TFSI ECU File – MED9.1 386455 SW 0020 ( Upgrade)
This Stage 1 remap for the 2008 Audi TT Mk2 2.0 TFSI delivers improved drivability, sharper throttle response, and a solid performance gain on the stock turbo. Based on the Bosch MED9.1 ECU, the tuning retains factory safety margins while improving mid-range torque and daily usability. Compatible with manual transmission models and tested for smooth integration.

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Bin

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A new product by Bin is available: Audi TT Mk2 2.0 TFSI ECU File – MED9.1 386455 SW 0020 (Stage 1 Upgrade) 0261S02084 - Optimised Stage 1 calibration for Audi TT Mk2 2.0 TFSI – Bosch MED9.1 platform with enhanced throttle and torque response


Audi TT Mk2 2.0 TFSI ECU File – MED9.1 386455 SW 0020 (Stage 1 Upgrade) 0261S02084

Description​

ParameterValue
Producer:Audi
Series:TT2
Model:2.0 TFSI
Model Year:2008
Type (Engine):Turbo-Petrol
Displacement:2.0
Output:200.0PS / 147.1KW
Gear:6M
Producer (ECU):Bosch
Build (ECU):MED9.1
ECU-Nr. Prod:8J0907115
ECU-Nr. ECU:0261S02084
Software:386455
SW-Version:0020
Checksum:No CS
Eprom 8-Bit sum:4CA6
Nested Versions:1 modified version included (Stage 1 (247hp)) + Original for reference
Project Size:2 097 152 bytes
Read Hardware:
Details:st1 (247hp)

Extended Product Information​

  • Stage 1 tuning for Audi TT Mk2 2.0 TFSI on Bosch MED9.1
  • Improved power delivery and throttle sharpness across RPM range
  • Optimised ignition and fuel maps for consistent output
  • Maintains OEM emission controls – no DTCs disabled
  • Safe calibration parameters within turbo and injector limits
  • Manual transmission compatibility with smooth torque curve
  • Checksum status: No CS
  • Supplied as full binary – ready for flash via any compatible tool
  • Tested on dyno and validated in real-world driving
  • Off-road/track use only – ensure compliance with local laws


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Bin
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