OBD Guide

P01DD

Cylinder 10 Injection Timing Performance - Over Retarded

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

Symptoms

  • Unstable engine operation
  • Power reduction
  • Increased fuel consumption
  • Misfires
  • Check Engine Light Illuminates

Causes

  • Malfunction of the fuel injector of cylinder 10
  • Problems with the injector wiring harness
  • ECU malfunction
  • Mechanical problems in the injection system
  • Fuel system contamination

How to Fix

  1. Check the condition of the fuel injector of cylinder 10
  2. Check the integrity and resistance of the injector wiring harness
  3. Test the operation of the ECU
  4. Check the fuel pressure in the system
  5. Clean or replace fuel filters
  6. If necessary, replace the injector or ECU

Related codes

Error P01DD by Vehicle Brand