AutoCodes – Volvo – P0507 Volvo

P0507 Volvo Code - Idle Too Little Response

Quick Answer

This system automatically controls engine idle speed to a specified level. Common causes include Faulty Air Assisted Control Valve, Air Assisted Control Valve harness is open or shorted, Air Assisted Control Valve 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: P0507 Volvo indicates Idle Too Little Response.
Common causes: Common causes include Faulty Air Assisted Control Valve, Air Assisted Control Valve harness is open or shorted, Air Assisted Control Valve 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 16,738

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

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

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0507 Volvo Description

This system automatically controls engine idle speed to a specified level. Idle speed is controlled through fine adjustment of the amount of air which by-passes the throttle valve via Air Assisted Control Valve. The valve changes the opening of the air by-pass passage to control the amount of assisted air.

OBDII Code P0507 Volvo - Idle Too Little Response - AutoCodes.com — P0507 Volvo Code - Idle Too Little Response

What does this mean?

What are the Possible Causes of the DTC P0507 Volvo?

Faulty Air Assisted Control Valve
Air Assisted Control Valve harness is open or shorted
Air Assisted Control Valve circuit poor electrical connection

How to Fix the DTC P0507 Volvo?

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 P0507 Volvo 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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Need more information on how to fix the P0507 Volvo code? Get Access to Factory Service Manuals

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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 P0507 Volvo Code

1. What are the common symptoms of OBDII code P0507 in a Volvo related to idle too little response?

- Common symptoms include high idle speed, stalling at stoplights, rough idle, and potential engine hesitation.

2. What are the typical causes of OBDII code P0507 in a Volvo?

- The most common causes are a faulty idle air control valve, vacuum leaks, dirty throttle body, or a malfunctioning throttle position sensor.

3. How can I diagnose the cause of OBDII code P0507 in my Volvo?

- You can start by checking for vacuum leaks, cleaning the throttle body, inspecting the idle air control valve, and testing the throttle position sensor using a multimeter.

4. Can a dirty throttle body cause OBDII code P0507 in a Volvo?

- Yes, a dirty throttle body can disrupt the airflow and cause incorrect idle speed, triggering the P0507 trouble code.

5. How can I repair OBDII code P0507 in my Volvo if it is related to the idle air control valve?

- If the idle air control valve is faulty, you may need to replace it with a new one to resolve the idle too little response issue.

6. Is it safe to continue driving my Volvo with OBDII code P0507?

- It is not recommended to drive your Volvo with P0507 as it can lead to poor engine performance and potential stalling, increasing safety risks.

7. Can a faulty throttle position sensor trigger OBDII code P0507 in a Volvo?

- Yes, a malfunctioning throttle position sensor can send incorrect signals to the engine control unit, causing erratic idle speed and triggering the P0507 trouble code.

8. How can I prevent OBDII code P0507 from reoccurring in my Volvo?

- Regular maintenance, such as cleaning the throttle body, checking for vacuum leaks, and replacing worn-out components, can help prevent the recurrence of the P0507 trouble code.

9. Will resetting the OBDII code P0507 in my Volvo make the issue go away permanently?

- Resetting the code may temporarily turn off the check engine light, but if the underlying issue causing P0507 is not addressed, the code is likely to reappear.

10. Is it necessary to visit a mechanic to diagnose and repair OBDII code P0507 in my Volvo?

- While some DIY troubleshooting is possible, consulting a qualified mechanic is recommended for a thorough diagnosis and proper repair of OBDII code P0507 to ensure the issue is resolved correctly.