OBD-II & Euro 6 Fault Calibration
P242F & P246B - DPF Ash Accumulation & Regen Restriction Guide
Resolve OBD fault codes P242F (DPF Restriction - Ash Accumulation) and P246B on Ford Transit SID208/212, Mazda, Nissan & JLR in DaVinci Ghost 1.0.41.
Root-Cause ECU Calibration · Selective DTC Explorer + Subsystem Switch
P242F & P246B - DPF Ash Accumulation & Regen Restriction Guide is resolved at the calibration level in DaVinci Ghost v1.0.41. Open your Master .bin readout, select DPF Off + Auto DTC Off + Built-in CHK/CVN, and export a flash-ready file in 1 token.
Technical Fault Profile & Calibration Path
| Primary DaVinci Switch | DPF Off + Auto DTC Off + Built-in CHK/CVN |
|---|---|
| Commonly Affected ECUs | Ford Transit/Ranger (SID208/SID212), Mazda Skyactiv-D (Denso), Jaguar/Land Rover (MEDC17.9) & Nissan (EDC17C84/SID309) |
| Bench Diagnostic Rule | Perform any required OBD soot/SCR counter reset on stock software before writing the calibrated file, and unplug failed heater/pump/NOx modules only when instructed by the software notes. |
Verify Your ECU & Readout Instantly
Drop your readout into the Free Local .BIN File Inspector, search other codes in the Interactive OBD DTC Lookup, or browse all 40 Euro 6 & OBD Fault Code Guides.
Test DaVinci Ghost v1.0.41 on Your Own Bench Read
€0.99 10-day real trial (10 tunable files) or €79.99/mo (10/day). Cars, Vans & 24V Trucks + CHK/CVN included.