Search by diagnostic fault code (e.g. P226D09, P2002F0, P24AEF2, P0401): shows in which ECUs and map packs (.KP / .A2L / .OLS) this code is already mapped for a safe, limp-free disable.
| OBD / FTB Code | Bosch DFC Monitor | Engineering decode | Manual section |
|---|---|---|---|
P1020 0x00 |
DFC_MonLimSet |
electric control unit (ECU) interior software and hardware ground floor monitor to report an error (Mon) | §258 |
P1020 0x00 |
DFC_MonLimSet |
electric control unit (ECU) interior software and hardware ground floor monitor to report an error (Mon) | §258 |
P1020 0xF0 |
DFC_MonPthLim |
ECU No. 2 level limit turn malfunction | §258 |
P1020 0xF0 |
DFC_MonPthLim |
ECU No. 2 level limit turn malfunction | §258 |
| Format | Solution file / DTC mask map | Brand & ECU | Link |
|---|---|---|---|
.JPG? .JPG — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. |
Bosch Common Rail Diesel ECU Fault Code List (P1020-P1837) [#582524] | Dongfeng / Chenglong • OEM ECU & Electronic Modules | $65 • Open solution → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. |
Bosch CR & Delphi EUP Diesel ECU DTC Fault Code List (2p PDF) [#67042] | Multi-Brand / Universal Automotive Systems • Delphi / Denso / Marelli / AcDelco DCM7.1 / DCM6.2 / DCM3.7 / Denso / AcDelco | $35 • Open solution → |
| DTC fault code | Vehicle brand | ECU family | Files found in database | Solution / Disable |
|---|---|---|---|---|
P1020 |
Dongfeng / Chenglong ( | Delphi / Denso / Marelli / AcDelco DCM7.1 / DCM6.2 / DCM3.7 / Denso / AcDelco | ROMs & map packs with this code: 2 files | Open disable files for P1020 → |