P2463 OBD II Trouble Code Diesel Particulate Filter Restriction - Soot Accumulation

Symptoms of P2463 OBD II Trouble Code

  • Other DPF and DPF regeneration codes will likely accompany a stored code P2463
  • Excessive black smoke from the exhaust
  • Inability to produce and maintain desired RPM levels
  • Increased engine temperature
  • Overheated DPR housing or other exhaust components

Common Causes of P2463 OBD II Trouble Code

  • Excessive soot accumulation due to insufficient DPF regeneration
  • Bad DPF pressure sensor
  • Insufficient diesel exhaust fluid
  • Incorrect diesel exhaust fluid
  • Shorted or open wiring to the DPF injection system or exhaust pressure sensor
  • Defective PCM or a PCM programming error
  • Faulty exhaust pressure sensor

Severity of P2463 OBD II Trouble Code

Because DPF restriction may lead to engine or fuel system damage, this code should be considered severe.