OBD Guide

P1207

Fuel Injector Circuit Cylinder 7 Electrical Malfunction

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Uneven engine operation
  • Power reduction
  • Increased fuel consumption
  • Misfire in cylinder 7
  • Check Engine Light Is On

Causes

  • Open or short circuit in wiring harness
  • Fuel injector malfunction
  • Poor contact in the injector connector
  • Problems with the engine control unit
  • Blown injector circuit fuse

How to Fix

  1. Check the integrity of the wiring harness to the injector
  2. Check the injector resistance (usually 10-16 ohms)
  3. Clean the contacts of the injector connector
  4. Check for voltage at the injector connector
  5. If necessary, replace the faulty injector

Related codes

Error P1207 by Vehicle Brand