OBD Guide

P03E1

Cylinder 8 Pressure Too High

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

Symptoms

  • Power Loss
  • Detonation
  • Uneven engine operation
  • Increased fuel consumption

Causes

  • Faulty spark plug in cylinder 8
  • Problems with the fuel injector
  • Mechanical damage to the cylinder
  • Incorrect operation of the injection system

How to Fix

  1. Check the spark plug in cylinder 8
  2. Check fuel injector
  3. Diagnose the mechanical condition of the cylinder
  4. Check injection system

Related codes

Error P03E1 by Vehicle Brand