AutoCodes – Toyota – P2401 2009 Toyota Camry

P2401 2009 Toyota Camry Code - EVAP System Leak Detection Pump Control Circuit Low

Quick Answer

5 hours after the ignition switch is turned OFF, the electric vacuum pump creates negative pressure (vacuum) in the EVAP (Evaporative Emission) system. Common causes include Faulty Vacuum Pump Module, Vacuum Pump Module harness is open or shorted, Vacuum Pump Module 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: P2401 2009 Toyota Camry indicates EVAP System Leak Detection Pump Control Circuit Low.
Common causes: Common causes include Faulty Vacuum Pump Module, Vacuum Pump Module harness is open or shorted, Vacuum Pump Module 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 10,680

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 P2401 2009 Toyota Camry Description

5 hours after the ignition switch is turned OFF, the electric vacuum pump creates negative pressure (vacuum) in the EVAP (Evaporative Emission) system. The Engine Control Module (ECM) monitors for leaks and actuator malfunctions based on the EVAP pressure.

OBDII Code P2401 2009 Toyota Camry - EVAP System Leak Detection Pump Control Circuit Low - AutoCodes.com — P2401 2009 Toyota Camry Code - EVAP System Leak Detection Pump Control Circuit Low

What does this mean?

What are the Possible Causes of the DTC P2401 2009 Toyota Camry?

Faulty Vacuum Pump Module
Vacuum Pump Module harness is open or shorted
Vacuum Pump Module circuit poor electrical connection.
Faulty Engine Control Module (ECM)

How to Fix the DTC P2401 2009 Toyota Camry?

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 P2401 2009 Toyota Camry 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.

Need more information about the P2401 2009 Toyota Camry code?

Need more information on how to fix the P2401 2009 Toyota Camry code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 P2401 2009 Toyota Camry Code

1. What are common symptoms of OBDII code P2401 in a 2009 Toyota Camry?

Common symptoms include the check engine light illuminating on the dashboard, poor fuel efficiency, and potential issues with emissions testing.

2. What does the OBDII code P2401 on a 2009 Toyota Camry indicate?

The code P2401 indicates a problem with the EVAP system leak detection pump control circuit being low.

3. What are possible causes of the P2401 code in a 2009 Toyota Camry?

Possible causes include a faulty leak detection pump, damaged wiring or connectors in the circuit, or a malfunctioning EVAP system pressure sensor.

4. How can I diagnose the cause of the P2401 code in my 2009 Toyota Camry?

Diagnosis typically involves inspecting the EVAP system components, checking for damaged wiring, testing the leak detection pump, and verifying the operation of the pressure sensor.

5. Can I continue driving my 2009 Toyota Camry with the P2401 code present?

It is generally safe to drive the vehicle with the P2401 code, but it is recommended to address the issue promptly to prevent potential damage to the EVAP system and ensure proper emissions control.

6. How can I repair the P2401 code in my 2009 Toyota Camry?

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

7. Will resetting the check engine light resolve the P2401 code in my 2009 Toyota Camry?

Resetting the check engine light may temporarily clear the code, but it will not fix the underlying issue causing the P2401 code. It is important to diagnose and repair the problem to prevent it from recurring.

8. Can I fix the P2401 code in my 2009 Toyota Camry myself?

Depending on your experience with automotive repairs, you may be able to address the P2401 code yourself by following diagnostic procedures and replacing faulty components. However, professional assistance may be needed for more complex issues.

9. How much does it typically cost to repair the P2401 code in a 2009 Toyota Camry?

The cost of repairing the P2401 code can vary depending on the specific cause of the issue, the labor rates in your area, and whether you choose to address the problem yourself or take it to a mechanic. Costs may range from a few hundred to over a thousand dollars.

10. How often does the P2401 code occur in a 2009 Toyota Camry?

The P2401 code may occur infrequently in a 2009 Toyota Camry, but if the EVAP system components are not properly maintained or if there is a fault in the system, the code may be triggered. Regular maintenance and inspections can help prevent the code from appearing.