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Home/DTC Codes/Lincoln/MKX/2018-2018 3.7L V6/P2402
P2402

EVAP Leak Detection Pump Control Circuit High

2018-2018 Lincoln MKX 3.7L V6

Moderate SeverityPowertrainGeneric (SAE)

The 2018 Lincoln MKX is equipped with a 3.7L V6 engine. Below you'll find detailed p2402 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.

Description

High voltage on the EVAP leak detection pump circuit.

Symptoms

  • Check engine light

Common Causes

  • Open ground circuit
  • Short to battery voltage
  • Failed pump

Diagnostic Steps

  1. Check ground continuity
  2. Measure voltage with key off

Repair Notes

Repair wiring or replace pump.

Related Codes

P2400EVAP Leak Detection Pump Control Circuit OpenP2401EVAP Leak Detection Pump Control Circuit Low

Other Powertrain Codes

P2402 on Other Vehicles

Lincoln Aviator

2003-2003 4.6L V8 DOHC

Lincoln Aviator

2004-2004 4.6L V8 DOHC

Lincoln Aviator

2005-2005 4.6L V8 DOHC

Lincoln Aviator

2020-2020 3.0L Twin-Turbo V6

Lincoln Aviator

2020-2020 3.0L V6 Twin Turbo

Lincoln Aviator

2021-2021 3.0L Twin-Turbo V6

Lincoln Aviator

2021-2021 3.0L V6 Twin Turbo

Lincoln Aviator

2022-2022 3.0L Twin-Turbo V6

Common Questions

What does code P2402 mean on a 2018-2018 Lincoln MKX?

P2402 stands for "EVAP Leak Detection Pump Control Circuit High". High voltage on the EVAP leak detection pump circuit.

What are the symptoms of P2402 on a Lincoln MKX?

Common symptoms of P2402 include: Check engine light.

What causes P2402 on a 2018-2018 Lincoln MKX?

Common causes of P2402 include: Open ground circuit, Short to battery voltage, Failed pump.

Last updated: March 2026

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