Nissan Versa P0507: Idle Air Control – RPM Higher than Expected

P0507 This is an OBDII common trouble code. The code will be triggered if the engine idle speed exceeds 200 RPM or the manufacturer's predetermined limit. This code is generic, meaning it can be used for any engine. Nissan Versa Like any other vehicle.

P0507 Symptoms

P0507, unlike many OBDII codes, will usually be apparent to you while driving. These are some of the symptoms that can be seen in the Versa.

• Coming Soon: Service Engine Light– The reason why you are here.
• Accelerate Idle Speed– Assuming that the code has been thrown due to a legitimate issue, you should notice the engine running faster when not pushing the gas.
• Thud Going Into Drive– Transmissions really don’t like to shift from park to drive at an RPM higher than idle. You may feel your whole car shake when you shift into P0507.
• Vehicle takes off faster– With the engine idling higher, people report feeling the vehicle take off when releasing the brake pedal. It can increase the risk of driving.

Nissan Versa Page 0507: Causes and Diagnosis

There may be many reasons for P0507. While the code specifically mentions the “Idle Air Control System”, it would be a mistake to just go ahead and replace it without a little due diligence. The Idle Control Valve often isn't the problem.

These are the top causes of P0507 problems in Nissan Versa. We also have a waist guide to help you troubleshoot. There are many model year differences. Start by searching for the a Vacuum leak You can then move on from there.

Vacuum Leak

Leaking vacuum systems can cause Versa's idle to be higher. The vacuum system can leak, allowing extra air into the combustion chamber. This allows for slightly higher combustion rates, increases RPM, and throws code.

How to find a vehicle vaccum leak (Popular Mechanics, Article)
Find a Vacuum leak in under a minute (2CarPros, YouTube)

Bad things can cause a vacuum leak vacuum hoseIt is the Intake is endless, EGR SystemYou can find it anywhere that air is flowing. It’s not hard to find a vacuum leak though. Use the resources above and you’ll find it in no time.

Valve for Idle Air Control

Modern fuel-injected engines come standard with an electronic ignition system. idle air control valve. However, not all are. If you have determined that you don’t have a vacuum leak, the IAC is a great second place to troubleshoot P0507.

How to Diagnose an IAC Valves (Autozone Guides)

Throttle Body

In the course of an automobile's life, the throttle body will open and close millions of time. The accumulation of dust and air can slow down the body's ability to withstand high levels of pressure. The vehicle's idle performance can be affected by this grime. When dirty, you’ll often feel the vehicle almost stall before the computer compensates and opens it a little more.

Alternativly, the throttle body may have been damaged and may stop regulating the airflow properly. In this case, the code could be thrown.

How to spot signs that your throttle body is going down (Repair Pal)
How to tell if your throttle is bad or dirty (YouTube Auto Repair Youtube).

Conclusion

This is an extremely serious problem. Due to the unsafe nature of driving with an engine that is revving higher than it’s supposed to, we recommend having your Versa serviced as soon as possible. You're welcome!