AutoCodes – Toyota – P2401 2007 Toyota Camry

P2401 2007 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 2007 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 6,718

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 2007 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 2007 Toyota Camry - EVAP System Leak Detection Pump Control Circuit Low - AutoCodes.com — P2401 2007 Toyota Camry Code - EVAP System Leak Detection Pump Control Circuit Low

What does this mean?

What are the Possible Causes of the DTC P2401 2007 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 2007 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 2007 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 2007 Toyota Camry code?

Need more information on how to fix the P2401 2007 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 2007 Toyota Camry Code

1. What are the common symptoms of OBDII code P2401 in a 2007 Toyota Camry?

The common symptoms of code P2401 may include the check engine light illuminating on the dashboard, decreased fuel efficiency, and potential issues with the vehicle's emissions system.

2. What does the OBDII code P2401 mean for a 2007 Toyota Camry?

Code P2401 indicates a problem with the EVAP (Evaporative Emission Control) system leak detection pump control circuit being lower than expected.

3. What are the possible causes of OBDII code P2401 in a 2007 Toyota Camry?

Possible causes of code P2401 include a faulty leak detection pump, damaged wiring or connectors in the control circuit, a malfunctioning EVAP pressure sensor, or a vacuum leak in the EVAP system.

4. How can I diagnose the OBDII code P2401 in my 2007 Toyota Camry?

Diagnosing code P2401 typically involves using an OBDII scanner to retrieve the code, checking the EVAP system for leaks, inspecting the wiring and connectors related to the leak detection pump, and testing the pump itself.

5. Can I still drive my 2007 Toyota Camry with OBDII code P2401?

It is generally safe to drive your vehicle with code P2401, but it is recommended to have the issue diagnosed and repaired as soon as possible to prevent potential damage to the emissions system.

6. How can I repair OBDII code P2401 in my 2007 Toyota Camry?

To repair code P2401, you may need to replace the leak detection pump, repair any damaged wiring or connectors, reset the fault codes, and retest the system to ensure the issue has been resolved.

7. Will resetting the OBDII code P2401 in my 2007 Toyota Camry make it go away permanently?

Simply resetting the code may temporarily turn off the check engine light, but if the underlying issue causing code P2401 is not addressed, the code is likely to reappear.

8. Can a DIY enthusiast fix OBDII code P2401 in a 2007 Toyota Camry?

Depending on your skill level and access to tools, DIY enthusiasts may be able to diagnose and repair code P2401 by following repair guides and using the necessary equipment.

9. How much does it cost to repair OBDII code P2401 in a 2007 Toyota Camry?

The cost of repairing code P2401 can vary depending on the specific cause of the issue, but it may range from $100 to $500 or more, including parts and labor.

10. How often does OBDII code P2401 occur in a 2007 Toyota Camry?

Code P2401 may occur infrequently in a 2007 Toyota Camry, but it is essential to address the issue promptly to ensure the proper functioning of the EVAP system and emissions control.