Engine-Codes - Lincoln - P1450 LINCOLN

P1450 LINCOLN - Unable to Bleed Up Bleed Fuel Tank Vacuum

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P1450 LINCOLN Possible Causes

  • Blocked EVAP canister or vent solenoid
  • Kinked or collasped hose between canister and fuel tank
  • Faulty Fuel Tank Pressure (FTP) sensor
  • Fuel filler cap stuck closed, preventing vacuum relief

How is the P1450 LINCOLN code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Tech Notes

There is Factory Service Bulletin for 2009-2011 Lincoln Navigator:
2009-2011 Lincoln Navigator Factory Service Bulletin OBDII Code P1450

What is the cost to diagnose the P1450 LINCOLN code

Labor: 1.0

The cost to diagnose the P1450 LINCOLN code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P1450 LINCOLN Meaning

The Powertrain Control Module (PCM) Monitors the fuel vapor vacuum and pressure in the fuel tank. System failure occurs when the Evaporative Emission (EVAP) running loss monitor detects excessive fuel tank vacuum with the engine running, but not at idle. The Diagnostic Trouble Code (DTC) will set when the Powertrain Control Module running system monitor and detected excessive vacuum in the fuel tank/EVAP system

More Information

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