P2453 OBD II Trouble Code Diesel Particulate Filter Pressure Sensor A Circuit Range Performance

Symptoms of P2453 OBD II Trouble Code

  • Diminished engine performance
  • Excessive black smoke from the exhaust
  • Increased engine temperatures
  • Higher than normal transmission temperatures

Common Causes of P2453 OBD II Trouble Code

  • Clogged DPF pressure sensor tubes/hoses
  • Faulty DPF pressure sensor
  • The diesel exhaust fluid reservoir may be empty
  • Improper diesel exhaust fluid
  • Open or shorted circuit/s in the DPF pressure sensor A circuit
  • Inept DPF regeneration
  • The active DPF regeneration system is inoperative

Severity of P2453 OBD II Trouble Code

This code should be considered urgent, as it indicates conditions that could lead to internal engine or fuel system damage. Symptoms of a P2453 code may include: