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 18 firmware versions
Vehicle data
| Brand | MERCEDES |
| Model | CLA CLASS C117 |
| Engine | CLA250 2.0L 16V TURBO 155kW/208HP MED17.7.2 |
| Stock power | 211 CV / 155 kW |
| Displacement | 2000 cc |
| Fuel | Benzina sovralimentato |
| Vehicle type | Auto |
ECU
| Manufacturer | BOSCH |
| Model | MED17.7.2 |
| Memory / EPROM | MICRO ST TRICORE - 32768 Kbit - 400000 |
Available tuning operations / options:
- Absolute boost limit
- Maximum air charge for overboost protection with turbocharger fault
- Base timing
- Optimal spark timing/MBT
- Torque value while scavenging
- Boost pressure
- Boost pressure 2
- Height correction for boost pressure
- Desired engine load calculation
- Compression ratio for turbocharger protection
- Delta pressure for charging protection over diagnosis
- Desired pressure ratio
- Desired pressure ratio in Sport mode
- Exhaust gas temperature
- Maximum value for EKP (electric fuel pump)
- Factor to correct fuel delivery system
- Factor for reducing maximum filling
- Gearbox maximum torque allowed
- Maximum value for HDP (high pressure fuel pump)
- High pressure fuel pump setpoint
- L
- Torque limiter for diagnostic
- Lambda enrichment for components protection
- Lambda correction for exhaust manifold temperature
- Torque limiter at high EGT
- RPM Limiter
- RPM limiter 3
- RPM limiter - AT
- Engine speed limit at high oil temperature
- Boost pressure linearization
- Lambda driver wish
- Knock detection factor
- Speed limiter
- MAF sensor calibration
- Maximum indicated torque
- Boost pressure minimal delta
- Throttle air mass flow calculation
- Manifold absolute pressure time delay
- Characteristic manifold absolute pressure time constant of the LRS
- Max injection amount for each cylinder
- Maximum intake manifold pressure
- Maximum negative deviation for boost overcharge
- Max torque profile
- Max torque profile (overboost active)
- Optimal engine moment
- Boost pressure threshold cycles for the overboost recognition
- Torque/load reduction for overheating protection
- Power limit torque table
- Pressure ratio depending on IAT
- Maximum pressure ratio limit depending on temperature
- Specific air mass flow quantity limiter
- % relative air filling limit depending on IAT
- Driver torque request
- Torque limiter for the 1st gear selected
- Torque limiter for selected gear
- Throttle angle management
- Transmission torque limit - clutch disengaged
- Transmission torque limit - clutch disengaged . ESP deactivated
- Transmission torque limit - clutch disengaged - reverse gear engaged
- Transmission torque limitation at gs-messages interruption
- Turbocharger volumetric efficiency
Firmware identifiers (18)
| Hardware No. | Software No. (chip) | Version | Update software | ECU |
|---|
| 2709040100 | 2709025500 |
1.94.044 | 2709033101 |
BOSCH MED17.7.2 |
| 2709040100 | 2709027600 |
1.94.016 | 2709032401 |
BOSCH MED17.7.2 |
| 2709040100 | 2709027600 |
1.94.002 | 2709034601 |
BOSCH MED17.7.2 |
| 2709040100 | 2709027600 |
1.94.017 | 2709035101 |
BOSCH MED17.7.2 |
| 2709040100 | 2709025500 |
1.94.004 | 2709032501 |
BOSCH MED17.7.2 |
| 2709040100 | 2709028000 |
1.94.020 | 2709036001 |
BOSCH MED17.7.2 |
| 2709040100 | 2709026400 |
1.94.008 | 2709033901 |
BOSCH MED17.7.2 |
| 2709040100 | 2709028000 |
1.94.013 | 2709036101 |
BOSCH MED17.7.2 |
| 2709040700 | 2709028600 |
1.94.008 | 2709037201 |
BOSCH MED17.7.2 |
| 2709040700 | 2709029000 |
1.94.003 | 2709038101 |
BOSCH MED17.7.2 |
| 2709040700 | 2709029200 |
1.94.008 | 2709030402 |
BOSCH MED17.7.2 |
| 2709040700 | 2709028600 |
1.94.017 | 2709037101 |
BOSCH MED17.7.2 |
| 2709040700 | 2709020301 |
1.94.012 | 2709031402 |
BOSCH MED17.7.2 |
| 2709040700 | 2709029200 |
1.94.013 | 2709038301 |
BOSCH MED17.7.2 |
| 2709040700 | 2709029200 |
1.94.004 | 4479034500 |
BOSCH MED17.7.2 |
| 2709040700 | 2709029400 |
1.94.006 | 2709030202 |
BOSCH MED17.7.2 |
| 2709040700 | 2709029000 |
1.94.004 | 2709038001 |
BOSCH MED17.7.2 |
| 2709040700 | 2709027800 |
1.94.019 | 2709034801 |
BOSCH MED17.7.2 |
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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