Dodge Caravan P0507: Idle Air Control – RPM Higher than Expected
P0507 It is quite common OBDII 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. Dodge Caravan Like any other vehicle.
As with many OBDII trouble codes P0507 is not usually visible while driving. These are some of the symptoms that can be seen in the Caravan.
- The Service Engine is Soon to Be Lighted– The reason why you are here.
- You can use your Idle speed faster– 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. When you put your vehicle into P0507, it is not uncommon to feel the entire car jerk.
- Vehicle takes off faster– With the engine idling higher, people report feeling the vehicle take off when releasing the brake pedal. Driving can become more hazardous.
Dodge Caravan P0507 Diagnosis and Causes
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 code is not always caused by the idle air control valve.
These are the top causes of P0507 problems in Dodge Caravans. We also have the information you need to fix them. There are many model year differences. You might start with looking at a Vacuum leak From there, you can move on.
Leaking vacuum systems can cause your Caravan's idle time to be higher. The vacuum system can leak, allowing extra air to get into the combustion chamber. The air allows for slightly higher combustion. This increases the RPM, and throws code.
How do you find a leak in your vehicle's vaccum? (Popular Mechanics, Article)
Find a Vacuum leak in under a minute (2CarPros, YouTube)
Vacuum leaks can be caused by bad things vacuum hoseThe Intake is endless, EGR SystemOr anywhere air can flow through. 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. They are not all the same. 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)
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.
If the throttle body is damaged or not functioning properly, then the code can be thrown.
Here are some signs your Throttle Body is failing and what to do (Repair Pal)
How to tell if your throttle is bad or dirty (YouTube Auto Repair Youtube)
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 Caravan serviced as soon as possible. We wish you all the best!
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