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 11 firmware versions
Vehicle data
| Brand | CITROEN |
| Model | C4 MK2 |
| Engine | 1.6L 16V THP 121kW/162HP MED17.4.4 |
| Stock power | 165 CV / 121 kW |
| Displacement | 1600 cc |
| Fuel | Benzina sovralimentato |
| Vehicle type | Auto |
ECU
| Manufacturer | BOSCH |
| Model | MED17.4.4 |
| Memory / EPROM | MICRO ST TRICORE - 32768 Kbit - 400000 |
Available tuning operations / options:
- Base timing
- Optimal spark timing/MBT
- Boost pressure limiter
- Maximum engine boost pressure F (atmospheric pressure)
- Load / throttle position reference
- Load / throttle position reference 2
- Load / throttle position reference 3
- Load / throttle position reference 4
- Compressor pressure ratio limit for pumping and speed
- Compression ratio for turbocharger protection
- Engine filling management
- High pressure fuel pump setpoint
- High fuel pressure pump limit
- Initial wastgate dutycycle
- Advance limiter
- Basic value setpoint Lambda sensor
- RPM Limiter
- RPM Limiter 2
- RPM limiter 3
- RPM limit for ECT sensor
- Knock detection factor
- Speed limiter
- Speed limiter 3
- Speed limiter 4
- Maximum indicated torque
- Maximum indicated virtual torque
- Maximum engine power
- Maximum engine pressure ratio
- Maximum boost pressure load
- Manifold absolute pressure time delay
- Characteristic manifold absolute pressure time constant of the LRS
- Optimal engine moment
- Driver torque request
- Driver torque request 2
- Driver torque request for high speed
- Driver torque request for low speed
- Driver torque request at the start
- Driver torque request for reverse gear
- Turbocharger volumetric efficiency
- Variable valve timing - inlet
- Variable valve timing - inlet - 2
- Variable valve timing - inlet - 3
- Variable valve timing - outlet
- Wastegate duty-cycle
Firmware identifiers (11)
| Hardware No. | Software No. (chip) | Version | Update software | ECU |
|---|
| — | 10SW036383 |
1.94.005 | — |
BOSCH MED17.4.4 |
| — | 1037550387 |
1.94.101 | — |
BOSCH MED17.4.4 |
| — | 10SW018537 |
1.94.004 | — |
BOSCH MED17.4.4 |
| — | 1037553773 |
1.94.003 | — |
BOSCH MED17.4.4 |
| — | 10SW011047 |
1.94.007 | — |
BOSCH MED17.4.4 |
| — | 1037555436 |
1.94.008 | — |
BOSCH MED17.4.4 |
| — | 10SW005979 |
1.94.009 | — |
BOSCH MED17.4.4 |
| — | 1037547467 |
1.94.012 | — |
BOSCH MED17.4.4 |
| — | 1037547470 |
1.94.011 | — |
BOSCH MED17.4.4 |
| — | 1037547381 |
1.94.023 | — |
BOSCH MED17.4.4 |
| — | 1037555608 |
1.94.006 | — |
BOSCH MED17.4.4 |
Vehicle technical notes
OBD with lid located in the central tunnel, ion the tray between the gear lever and the air conditioning controls.
ECU notes
MICRO Infineon Tricore TC1797 To work on this ECU you can use NewTrasdata
Get the file for this vehicle
Tools to read and write this ECU
