P2458
Diesel Particulate Filter Regeneration Duration
What does P2458 mean?
The DTC P2458 (Diesel Particulate Filter Regeneration Duration) is a fault code stored by the ECU when it detects a DPF regen duration condition in the dpf subsystem. It is commonly seen on European and Asian vehicles using Bosch, Continental, Siemens or Denso ECUs.
Common causes of P2458
- Short trips preventing regens
- Failed DPF
- Stuck thermostat (cold engine)
How to fix P2458
Highway drive 30+ min at 3000 RPM. If recurring, DPF Off via DaVinci.
Tuning approach with DaVinci Deluxe Cloud Edition
For P2458, DaVinci Deluxe Cloud Edition offers the following ECU map adjustments and software solutions:
- Force regen
- DPF Off
- Regen interval adjust
Need to fix P2458 on your ECU?
DaVinci Deluxe Cloud Edition is professional ECU tuning software trusted by 800+ workshops. From €49.99 (24-Hour Pass), €100.99/month or €1009/year — or test it first with the Real Software Test: €9.99 for 7 days, then €100.99/month unless you cancel in one click.
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