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 |
|---|---|---|---|
P0405 0x11 |
DFC_EGRVlvSRCMin |
exhaust gas again cycle EGR powerful individual position sensor voltage be lower than lower bound value | §270 |
P0405 0x11 |
DFC_EGRVlvSRCMin |
exhaust gas again cycle EGR powerful individual position sensor voltage be lower than lower bound value | §269 |
| Format | Solution file / DTC mask map | Brand & ECU | Link |
|---|---|---|---|
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. |
Buick Regal P0405 EGR Valve Fault Diagnosis and Repair Guide (3p PDF) [#61817] | GM: Buick / Chevrolet / Cadillac • OEM ECU & Electronic Modules | $35 • Open solution → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. |
Buick Regal 2.5L P0401 EGR Flow Insufficient Diagnosis and Repair Case Study (2p PDF) [#27071] | GM: Buick / Chevrolet / Cadillac • OEM ECU & Electronic Modules | $35 • Open solution → |
.PNG? .PNG — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. |
Changan Beidouxing X5 Diagnostic Screenshot: Continental ETC Fault Codes [#529609] | Multi-Brand / Universal Automotive Systems • IMMO / BCM / Keys Immobilizers, Keys & Locks (CAS/FEM/BDC/EIS/BCM/KESSY) | $65 • Open solution → |
.JPG? .JPG — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. |
Kobelco SK200 & SK210 Excavator Fault Code Reference Table [#536655] | Multi-Brand / Universal Automotive Systems • OEM ECU & Electronic Modules | $65 • Open solution → |
| DTC fault code | Vehicle brand | ECU family | Files found in database | Solution / Disable |
|---|---|---|---|---|
P0405 |
GM: Buick / Chevrolet / Cadillac ( | IMMO / BCM / Keys Immobilizers, Keys & Locks (CAS/FEM/BDC/EIS/BCM/KESSY) | ROMs & map packs with this code: 4 files | Open disable files for P0405 → |