OBD Guide

P0208

Cylinder 8 Injector A Circuit

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$111–333 (est.)

Symptoms

  • Misfire in cylinder 8
  • Engine trembles (vibration)
  • Power reduction
  • Increased fuel consumption
  • Check Engine Light Is On
  • Unstable idle

Causes

  • Open or short circuit in the wiring harness of the cylinder 8 injector
  • Fuel injector malfunction
  • Poor contact in the injector connector
  • Problems with the engine ECU
  • Short circuit to ground or power
  • Mechanical damage to the wiring harness

How to Fix

  1. Visually inspect the wiring harness and injector connector for damage.
  2. Check the injector resistance (usually 2-5 ohms)
  3. Check the voltage at the injector connector (should be 12V when the ignition is on)
  4. Test the injector circuit for open circuit and short circuit using a multimeter
  5. Check the operation of the injector on the stand
  6. If necessary, replace the injector or repair the wiring harness

Related codes

Error P0208 by Vehicle Brand