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Home/DTC Codes/Mazda/CX-3/2016-2021 2.0L I4/P2400
P2400

EVAP Leak Detection Pump Control Circuit Open

2016-2021 Mazda CX-3 2.0L I4

Moderate SeverityPowertrainGeneric (SAE)

Description

Open circuit in the EVAP leak detection pump control wiring.

Symptoms

  • Check engine light
  • EVAP monitor incomplete

Common Causes

  • Broken wiring to LDP
  • Failed pump motor
  • Corroded connector
  • Blown fuse

Diagnostic Steps

  1. Check fuse
  2. Inspect LDP connector
  3. Measure pump resistance
  4. Check wiring continuity

Repair Notes

Repair wiring or replace leak detection pump.

Related Codes

P0442EVAP System Leak Detected (Small Leak)P2401EVAP Leak Detection Pump Control Circuit Low

Other Powertrain Codes

P2400 on Other Vehicles

Mazda 626

1993-1997 2.0L I4

Mazda 626

1993-1997 2.5L V6

Mazda 626

1998-2002 2.0L I4

Mazda 626

1998-2002 2.5L V6

Mazda Axela

2013-2019 1.5L I4 P5-VPS

Mazda B2300

1994-1997 2.3L I4

Mazda B2300

2002-2009 2.3L I4

Mazda B2500

1998-2001 2.5L I4

Common Questions

What does code P2400 mean on a 2016-2021 Mazda CX-3?

P2400 stands for "EVAP Leak Detection Pump Control Circuit Open". Open circuit in the EVAP leak detection pump control wiring.

What are the symptoms of P2400 on a Mazda CX-3?

Common symptoms of P2400 include: Check engine light, EVAP monitor incomplete.

What causes P2400 on a 2016-2021 Mazda CX-3?

Common causes of P2400 include: Broken wiring to LDP, Failed pump motor, Corroded connector, Blown fuse.

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