Audi TT 1.8T 20V ECU Firmware – ME7.5 354503 / 0002 (Stage 1 + Stage 3)

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Audi TT 1.8T 20V ECU Firmware – ME7.5 354503 / 0002 (Stage 1 + Stage 3)

  • Thread starter Thread starter Bin
  • Start date Start date
  • Tagged users Tagged users None
Audi TT 1.8T 20V ECU Firmware – ME7.5 354503 / 0002 ( +)
High-performance ECU file set for the 2000 Audi TT 1.8T 20V with Bosch ME7.5 (software 354503 / 0002). This package includes two modified calibrations: Stage 1 for mildly tuned vehicles with stock K03 turbo, and Stage 3 designed for K04-001 or hybrid setups with larger injectors and intake/exhaust upgrades. Perfect for DIY enthusiasts or professional tuners seeking dyno-verified gains and road-ready reliability.

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Bin

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A new product by Bin is available: Audi TT 1.8T 20V ECU Firmware – ME7.5 354503 / 0002 (Stage 1 + Stage 3) 0261207027 - Dual-version ECU file for Audi TT 1.8T 20V: includes Stage 1 for stock setup and Stage 3 for upgraded turbo with larger injectors.


Audi TT 1.8T 20V ECU Firmware – ME7.5 354503 / 0002 (Stage 1 + Stage 3) 0261207027

Description​

ParameterValue
Producer:Audi
Series:TT
Model:1.8T 20V
Model Year:2000
Type (Engine):Turbo-Petrol
Output:180.0PS / 132.4KW
Gear:5M
Producer (ECU):Bosch
Build (ECU):ME7.5
ECU-Nr. Prod:8N0906018AB
ECU-Nr. ECU:0261207027
Software:354503
SW-Version:0002
Checksum:No CS
Eprom 8-Bit sum:189D
Nested Versions:2 modified versions included (Stage 1, Stage 3) + Original for reference
Project Size:524 288 bytes
Read Hardware:CMD Flash

Extended Product Information​

  • Includes Stage 1 for OEM K03 setup and Stage 3 for upgraded turbo
  • Boost control, fuel maps and ignition timing adapted per hardware
  • Wideband-compatible fueling strategy (if sensor present)
  • Torque limitation maps lifted for full performance in all gears
  • Enrichment factors and load targeting optimised for larger air mass
  • Intake air temp compensation remapped for aggressive setups
  • Idle and cold-start parameters kept OEM for stable drivability
  • Stage 3 file supports 380cc injectors, larger intercooler and free-flowing exhaust
  • Based on Bosch ME7.5 354503 / 0002, verified through dyno logs
  • Recommended for track day or street performance builds


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Bin
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