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Home/DTC Codes/Lincoln/MKX/2007-2015 3.5L V6/P1451
P1451

EVAP Control System Canister Vent Solenoid Circuit Malfunction

2007-2015 Lincoln MKX 3.5L V6

Low SeverityPowertrain

Description

The canister vent solenoid circuit has an electrical malfunction. This solenoid controls the fresh air vent on the charcoal canister.

Symptoms

  • Check Engine Light
  • EVAP system unable to run leak test
  • Failed emissions test

Common Causes

  • Faulty canister vent solenoid
  • Wiring issue to vent solenoid
  • Corroded connector
  • PCM driver failure

Diagnostic Steps

  1. Test canister vent solenoid resistance
  2. Inspect wiring and connector
  3. Command solenoid with scan tool
  4. Check PCM output circuit

Repair Notes

Replace canister vent solenoid if faulty. Repair wiring.

Related Codes

P0446EVAP Vent Control CircuitP1450Unable to Bleed Up Fuel Tank VacuumP1450Unable to Bleed Up Fuel Tank VacuumP1450Unable to Bleed Up Fuel Tank VacuumP1450Secondary Air Injection System Circuit ShortP1450Secondary Air Injection System Circuit ShortP1450Secondary Air Injection System Circuit ShortP1450Unable to Bleed Up Fuel Tank VacuumP1450Secondary Air Injection System Circuit ShortP1450Secondary Air Injection System Circuit ShortP1455EVAP System Leak Detected (Gross Leak / No Flow)P1455EVAP System Leak Detected (Gross Leak / No Flow)P1455EVAP System Leak Detected (Gross Leak / No Flow)

Other Powertrain Codes

P1451 on Other Vehicles

Lincoln Aviator

2003-2005 4.6L V8

Lincoln Aviator

2003-2005 4.6L V8 DOHC

Lincoln Aviator

2020-2024 3.0L Twin-Turbo V6

Lincoln Aviator

2020-2024 3.0L V6 Twin Turbo

Lincoln Aviator Grand Touring

2020-2024 3.0L Twin Turbo V6 PHEV

Lincoln Aviator Grand Touring

2020-2024 3.0L Twin-Turbo V6 Hybrid

Lincoln Aviator Grand Touring

2020-2024 3.0L V6 Twin Turbo Hybrid

Lincoln Blackwood

2002-2002 5.4L V8

Common Questions

What does code P1451 mean on a 2007-2015 Lincoln MKX?

P1451 stands for "EVAP Control System Canister Vent Solenoid Circuit Malfunction". The canister vent solenoid circuit has an electrical malfunction. This solenoid controls the fresh air vent on the charcoal canister.

What are the symptoms of P1451 on a Lincoln MKX?

Common symptoms of P1451 include: Check Engine Light, EVAP system unable to run leak test, Failed emissions test.

What causes P1451 on a 2007-2015 Lincoln MKX?

Common causes of P1451 include: Faulty canister vent solenoid, Wiring issue to vent solenoid, Corroded connector, PCM driver failure.

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