AutoCodes – Dodge – P2407 Dodge

P2407 Dodge Code - Evaporative Emission System Leak Detection Pump Sense Circuit Intermittent/Erratic

Quick Answer

The Engine Control Module (ECM) checks power consumption on the Leak Detection Pump. Common causes include Faulty Leak Detection Pump, Leak Detection Pump harness is open or shorted, Leak Detection Pump circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P2407 Dodge indicates Evaporative Emission System Leak Detection Pump Sense Circuit Intermittent/Erratic.
Common causes: Common causes include Faulty Leak Detection Pump, Leak Detection Pump harness is open or shorted, Leak Detection Pump circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 4,052

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P2407 Dodge Description

The Engine Control Module (ECM) checks power consumption on the Leak Detection Pump. The Diagnostic Trouble Code (DTC) can be diagnosed when the leak diagnostic system is run. A diagnostic trouble code is stored if the current consumption of the pump in the Leak Detection Pump unit varies too much during the reference phase.

OBDII Code P2407 Dodge - Evaporative Emission System Leak Detection Pump Sense Circuit Intermittent/Erratic - AutoCodes.com — P2407 Dodge Code - Evaporative Emission System Leak Detection Pump Sense Circuit Intermittent/Erratic

What does this mean?

What are the Possible Causes of the DTC P2407 Dodge?

Faulty Leak Detection Pump
Leak Detection Pump harness is open or shorted
Leak Detection Pump circuit poor electrical connection
Faulty Purge Valve
Clogged or damaged charcoal canister

How to Fix the DTC P2407 Dodge?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2407 Dodge code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2407 Dodge Code

1. What does the OBDII code P2407 mean on a Dodge vehicle?

P2407 indicates an issue with the Evaporative Emission System Leak Detection Pump sense circuit, specifically that its signal is intermittent or erratic.

2. What are the common symptoms of code P2407 in a Dodge?

Symptoms may include an illuminated check engine light, failed emissions tests, decreased fuel efficiency, or a faint fuel odor near the vehicle.

3. What causes the P2407 code to appear on a Dodge?

Common causes include a faulty leak detection pump, damaged or corroded wiring or connectors in the circuit, a malfunctioning EVAP pressure sensor, or a failing control module.

4. Can I drive my Dodge with the P2407 code?

While the vehicle may still be driveable, ignoring the code could lead to increased emissions, reduced fuel efficiency, or further damage to the EVAP system.

5. How is the P2407 code diagnosed in a Dodge?

A technician will typically use a scan tool to confirm the code, inspect the leak detection pump and wiring, check for vacuum leaks, and test the EVAP system's functionality.

6. How do you fix the P2407 code on a Dodge vehicle?

Repairs may include replacing the leak detection pump, repairing or replacing damaged wiring or connectors, or addressing issues with the EVAP pressure sensor.

7. How much does it cost to fix the P2407 code on a Dodge?

The repair cost varies but typically ranges between $150 and $500, depending on whether the leak detection pump or other components need replacement.

8. What tools are needed to fix the P2407 code?

Common tools include a diagnostic scan tool, multimeter for testing electrical circuits, and potentially a smoke machine to check for EVAP leaks.

9. Can a loose gas cap cause the P2407 code on a Dodge?

While a loose gas cap is a common EVAP system issue, it typically triggers different codes like P0457 or P0456, not P2407.

10. How can I prevent the P2407 code from occurring again?

Regularly inspect and maintain your EVAP system components, ensure electrical connections are clean and secure, and address any fuel system issues promptly.