Find the firmware identifiers (hardware, software and update numbers), available tuning options and how to get the original or remapped file.
✓ Tuning via file (flash)
✓ Add-on module available 6 firmware versions
Vehicle data
| Brand | AUDI |
| Model | S8 (D4) |
| Engine | 4.0L V8 32V TFSI PLUS 445kW/597HP MED17.1.1 |
| Stock power | 605 CV / 445 kW |
| Displacement | 4000 cc |
| Fuel | Benzina sovralimentato |
| Vehicle type | Auto |
ECU
| Manufacturer | BOSCH |
| Model | MED17.1.1 |
| Memory / EPROM | MICRO ST TRICORE - 32768 Kbit - 400000 |
Available tuning operations / options:
- Maximum air charge for overboost protection with turbocharger fault
- Base timing
- Advance at idle speed
- Optimal spark timing/MBT
- Boost pressure
- Height correction for boost pressure
- Desired engine load calculation
- Lambda correction for engine temperature after starting
- Desired pressure ratio
- Exhaust gas temperature
- Gearbox maximum torque allowed
- High pressure fuel pump setpoint
- High fuel pressure pump limit for ECT sensor
- Lambda enrichment for components protection
- Lambda correction for exhaust manifold temperature
- Lambda driver wish
- Knock detection factor
- Speed limiter
- Maximum indicated torque
- Throttle air mass flow calculation
- Manifold absolute pressure time delay
- Characteristic manifold absolute pressure time constant of the LRS
- Optimal engine moment
- Power limit torque table
- Relative permissible torque from the pedal position in torque limitation
- Pressure ratio depending on IAT
- % relative air filling limit depending on IAT
- Driver torque request
- Throttle angle management
- Turbocharger volumetric efficiency
Firmware identifiers (6)
| Hardware No. | Software No. (chip) | Version | Update software | ECU |
|---|
| — | — |
1.94.010 | 4H0907557G 0005 |
BOSCH MED17.1.1 |
| — | — |
1.00.014 | 4H0907557G 0001 |
BOSCH MED17.1.1 |
| — | — |
1.94.003 | 4H0907557G 0006 |
BOSCH MED17.1.1 |
| — | — |
1.00.009 | 4H0907557H 0002 |
BOSCH MED17.1.1 |
| — | — |
1.00.011 | 4H0907557G 0004 |
BOSCH MED17.1.1 |
| — | — |
1.94.010 | 4H0907557G 0002 |
BOSCH MED17.1.1 |
Vehicle technical notes
OBD located under the steering column, above the pedals. Visible or hidden by a plastic lid.
ECU notes
MICRO Infineon Tricore TC1797 This setting file can be used with the New Genius, the protocol supports identification and writing only. IF the matching original file is already present in databank it can be used for the modification and the writing operation. To work on this ECU you can use NewTrasdata
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