OBD Guide

P1626

Theft Deterrent Fuel Enable Signal Not Received

Severity
🔴 High
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • Engine won't start
  • The engine stalls immediately after starting
  • Check Engine Light Is On
  • The immobilizer may be activated
  • Possible problems with the alarm

Causes

  • Malfunction of the anti-theft system module
  • Problems with the wiring harness between modules
  • Failures in programming the anti-theft system
  • Damage to the engine ECU
  • Corrosion or poor contact in connectors

How to Fix

  1. Check the condition of all fuses
  2. Diagnose the condition of wires and connectors
  3. Read anti-theft system fault codes
  4. Reprogram or replace the anti-theft system module
  5. Check the operation of the engine ECU

Related codes

Error P1626 by Vehicle Brand