Hey everyone,
I own a 2007 Polaris Scrambler 500, and I’ve recently run into an issue where the idle speed seems to be way too high. When I start the engine, it revs much higher than normal, and it doesn’t settle down to a smooth idle. This makes it hard to shift gears smoothly and is quite annoying.
I’ve checked the throttle cable, and it doesn’t seem to be sticking. I’m not very experienced with engine troubleshooting, so I’m not sure what else could be causing this. Could it be something with the carburetor or a vacuum leak? What steps should I take to pinpoint the problem and get it fixed?
Thanks in advance for any advice or tips!
Hey there,
It sounds like you’re dealing with a pretty common issue that can have a few different causes. Based on your description and some typical problems with the 2007 Polaris Scrambler 500, here are several things you should check:
1. First, make sure that the idle adjustment screw is set correctly. If it’s maladjusted or if the idle mixture screw is damaged, it could cause the engine to idle too high.
2. Check both the throttle and choke cables. They need to be properly adjusted and not sticking. Also, make sure they are routed correctly. If either cable is binding or misrouted, it could cause high idle issues.
3. The vacuum slide in the carburetor might be sticking. If it doesn’t move smoothly, it could result in the engine idling too high. Cleaning the carburetor and ensuring that all the components move freely might resolve this issue.
4. Inspect the idle jet for any blockages or restrictions. If the jet is plugged or restricted, it can affect the air-fuel mixture, leading to a high idle.
5. Check for any air leaks around the carburetor or intake manifold. An air leak can cause the engine to draw in too much air, resulting in a higher than normal idle.
6. Sometimes a thorough cleaning of the carburetor can make a big difference. Ensure all passages are clean and that the carburetor is properly adjusted.
Addressing these areas should help you pinpoint and resolve the high idle problem. If you’re not comfortable doing this yourself, it might be worth taking the ATV to a professional mechanic who has experience with Polaris vehicles.
Good luck, and let us know how it goes!
I appreciate your help with diagnosing the high idle issue on my 2007 Polaris Scrambler 500. Now, I’m interested in checking and possibly adjusting the engine idle speed myself using a tachometer. Do you know what the recommended idle speed RPM should be for this the 2007 Polaris Scrambler 500? I want to make sure I get it within the correct range to improve smoothness and ease of gear shifting. Thanks again for your assistance!
The recommended engine idle speed for your 2007 Polaris Scrambler 500, according to factory specifications, is 1200 RPM.
Your blog has really piqued my interest on this topic. Feel free to drop by my website Article Star about Blogging.
I like how well-written and informative your content is. You have actually given us, your readers, brilliant information and not just filled up your blog with flowery texts like many blogs today do. If you visit my website Article Home about SEO, I’m sure you can also find something for yourself.