03G906021CS 03G906021CS_7443 Bosch EDC16U34 original ECU file – Audi A3 1.9 TDI 105hp
03G906021CSSW7443CAL03G906021CS_7443- Vehicle
- Audi A3
- Engine
- 1.9 TDI 105hp
- HW
- 03G906021CS
- SW
- 7443
- Calibration
- 03G906021CS_7443
- Also written
- 03G 906 021 CS · 03G-906-021-CS
66 maps — Injection System, Engine Torque, Air Control, Turbo System. Original included.
HW numbers next to 03G906021CS
The closest HW numbers in the archive, by spelling. They are other files, not equivalents. Worth a look when a digit may have been misread.
| HW | Listed for |
|---|---|
| 03G906021CD | Volkswagen Passat 6 2.0 TDI 140hp BMP |
| 03G906021CE | Volkswagen EOS 2.0 TDI 140hp BMM |
| 03G906021CF | Volkswagen EOS 2.0 TDI 140hp BMM |
| 03G906021CG | Volkswagen Caddy 1.9 TDI 75hp |
| 03G906021CJ | Skoda Octavia 2.0 TDI 140hp |
| 03G906021CT | Seat Leon 1.9 TDI 105hp |
| 03G906021DA | Seat Altea 1.9 TDI 105hp |
| 03G906021DM | Volkswagen Touran 1.9 TDI 105hp |
| 03G906021DP | Volkswagen Passat 6 1.9 TDI 105hp |
| 03G906021FB | Volkswagen Golf 5 1.9 TDI 105hp |
Other numbers for the Audi A3 1.9 TDI 105hp
41 files cover exactly this car and engine, on Bosch EDC16U34 (34), Bosch EDC16U1 (7). If your ECU reads differently from this page, 12 of the others:
This file's map pack against other Bosch EDC16U34 packs
Its pack names 66 maps. The 133 Bosch EDC16U34 packs in the archive have 49 to 167 maps, median 69; 45% of them name fewer than this one.
| Category | This pack | Median pack |
|---|---|---|
| Injection System | 25 | 30 |
| Engine Torque | 18 | 19 |
| Air Control | 12 | 7 |
| Turbo System | 8 | 8 |
| Limiters | 3 | 3 |
Named here but in under a quarter of the Bosch EDC16U34 packs: EGR control - Closing percentage.
This ECU and car in figures
Bosch EDC16U34: 364 files, 133 with a map pack. Makes: Volkswagen (208), Audi (67), Skoda (46), Seat (43). Most listed: Audi A3 (66), Volkswagen Golf 5 (63), Volkswagen Passat 6 (54), Skoda Octavia (39).
Audi A3: 1 202 files. ECU types: Continental PCR 2.1 (393), Bosch EDC17CP14 (95), Bosch EDC17C46 (78), Bosch EDC16U34 (66). Engine codes: CAYC (225), CAYB (102), CBAB (52), CAXC (31).
What you get
- The original (stock) read of this ECU as listed, as a ready-to-use .bin file by e-mail.
- File sizes differ between tools and read methods — check that the numbers match your ECU before buying.
- Original read only: no full backup, EEPROM or tuned file.
- A digital file: all sales are final — no refunds. Terms of sale