OBD Guide

P0272

Cylinder 4 Contribution/Balance

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Misfire in cylinder 4
  • Engine troubles
  • Power reduction
  • Increased fuel consumption
  • Unstable idle

Causes

  • Faulty spark plug
  • Problems with the ignition coil
  • Clogged fuel injectors
  • Low cylinder compression
  • Wiring harness damage
  • Crankshaft position sensor malfunction

How to Fix

  1. Check spark plugs and replace if necessary
  2. Check the ignition coil of cylinder 4
  3. Clean or replace fuel injectors
  4. Check compression in cylinder
  5. Inspect the wiring harness for damage
  6. Check crankshaft position sensor

Related codes

Error P0272 by Vehicle Brand