OBD Guide

P2464

Particulate Filter Differential Pressure Too Low Bank 2

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–278 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Increased fuel consumption
  • Noticeable change in the sound of the exhaust system
  • DPF system maintenance message on the dashboard

Causes

  • Leak in the exhaust system
  • DPF differential pressure sensor malfunction
  • Clogged or damaged pressure lines
  • Mechanical damage to the particulate filter
  • Problems with wiring or sensor connectors

How to Fix

  1. Check the exhaust system for leaks
  2. Check the condition of the pressure sensors and their connections
  3. Check the integrity of the pressure supply pipes
  4. Diagnose the condition of the diesel particulate filter
  5. If necessary, replace the diesel particulate filter or pressure sensors

Related codes

Error P2464 by Vehicle Brand