Skip to main content
Diagnose/P0475
P0475Medium SeverityEngine

Exhaust Pressure Sensor A Circuit Intermittent

What This Means

The exhaust pressure sensor A signal is cutting in and out unpredictably. This sensor monitors exhaust back-pressure which is important for turbo control and DPF regeneration on diesel engines.

Common Symptoms

  • Check engine light on
  • Reduced power
  • Poor turbo response
  • DPF regeneration issues

Common Causes

  • Faulty exhaust pressure sensor
  • Clogged sensor port
  • Wiring damage
  • Exhaust system restriction
  • DPF issue

Estimated Repair Cost

$150 – $600
Parts and labor (varies by vehicle and location)
Difficulty:Moderate

Need This Fixed?

Find certified mechanics near you who can diagnose and repair P0475.

Find a Shop Near You

For informational purposes only. Diagnostic trouble codes are starting points for diagnosis, not definitive answers. Always consult a certified mechanic for proper diagnosis and repair. Estimated costs vary by vehicle, location, and shop rates.