OBD Guide

P2BA5

Particulate Filter Feedgas Performance

Severity
🔴 High
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$167–556 (est.)

Symptoms

  • Increased fuel consumption
  • Reduced engine power
  • Check Engine Light Is On
  • Activating emergency engine operation
  • Noticeable increase in exhaust smoke

Causes

  • DPF clogged
  • Malfunction of exhaust gas pressure sensors
  • Problems with the DPF regeneration system
  • Mechanical damage to the filter
  • Fuel injection system malfunction

How to Fix

  1. Check the condition of the particulate filter
  2. Check the operation of pressure sensors in the exhaust system
  3. Perform forced DPF regeneration
  4. Check the fuel injection system
  5. If necessary, replace the particulate filter

Related codes

Error P2BA5 by Vehicle Brand