P2463 Diesel Particulate Filter Restriction - Soot Accumulation

Powertrain Severity: Moderate Generic OBD-II

The diesel particulate filter is loaded with soot.

Common causes

  • Short trips preventing regeneration
  • Faulty differential pressure sensor
  • Injector or EGR problem producing excess soot

Symptoms

  • DPF warning light
  • Reduced power
  • Limp mode

What to check

  1. Drive at steady motorway speed if the manual allows
  2. Check sensor readings
  3. Perform a forced regeneration with a scan tool if needed

Manufacturers may add their own detail to generic codes. If your vehicle shows a different description for P2463, follow the service information for that make and model.