OBD-II & Euro 6 Fault Calibration
P2201, P2203 & P22A7 - NOx Sensor Range & Heater Calibration
Calibrate upstream and downstream NOx sensor range/heater faults (P2201, P2203, P22A7) on Euro 6 cars, vans & 24V trucks in DaVinci 1.0.41.
Root-Cause ECU Calibration · Selective DTC Explorer + Subsystem Switch
P2201, P2203 & P22A7 - NOx Sensor Range & Heater Calibration is resolved at the calibration level in DaVinci Ghost v1.0.41. Open your Master .bin readout, select NOx Off / AdBlue SCR Off + Built-in Checksum/CVN, and export a flash-ready file in 1 token.
Technical Fault Profile & Calibration Path
| Primary DaVinci Switch | NOx Off / AdBlue SCR Off + Built-in Checksum/CVN |
|---|---|
| Commonly Affected ECUs | Mercedes CRD3/MD1CP001, BMW EDC17/MD1CS001, VAG MD1CS004, PSA MD1CS003 & 24V DAF/Scania/Volvo/MAN |
| 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.