Why does my car shake when I turn the heater on?
Either a weak alternator or motor mounts. Re: Car shakes when i turn heater/ac on Probably your motor mounts.
Why does my Honda Civic shake at idle?
A clogged catalytic converter would cause a shaking. Lift the car and bang on the catalytic converter, listening for sounds of loose filament. Also, after running the car up to normal temperatures and where the idle issue occurs, visually inspect the exhaust.
Why does my car shake when I Turn on the AC?
The broken mount can lead to increased vibration and noises especially when the compressor of AC puts pressure on the engine. Therefore, check your mounts to resolve this issue.
How can I tell if my idle control valve is working?
To check if an idle control valve is working properly, start by turning on your engine and letting it run for a minute or 2. Then, when it’s at an idling speed, take note of the RPMs in your car. Next, turn the engine off and disconnect the idle control motor under your hood.
Why does my Honda Civic make low rumbling sound when in reverse?
As stated by everyone else, my Honda Civic 2007 has faced the same issues. The two sun visors broke in Spring/Summer 2013 and have been replaced by repair shops. The car has been shaky while in reverse, mostly in the winter months but has since continued.
A clogged catalytic converter would cause a shaking. Lift the car and bang on the catalytic converter, listening for sounds of loose filament. Also, after running the car up to normal temperatures and where the idle issue occurs, visually inspect the exhaust.
What should the idle speed be on a Honda Civic?
Turn off the car. Reconnect the IACV, and reset the ECU by unplugging the back-up fuse. Restart the engine, and the idle speed should be in the 620 to 720 rpm range. Replacing the entire throttle body is probably the best option if this is the case, but that’s an expensive fix.
How can I tell if my Honda Civic has a vacuum leak?
The easy way to find out if there is a vacuum leak is to spray the hoses with starter fluid or brake cleaner. Make sure this is done on a cool engine. If any of the hoses are cracked or not sealed correctly, they’ll suck in the vapor and the car’s idle will change. This should help you find the general location of a leak.
What to do when your car shakes on idle?
Serpentine belts are easier to diagnose and easier to replace. Simply open the hood and identify the largest rubber belt around the front of your engine. Give it a slight tug; if it feels loose at all, that’s a problem. From there, check for cracks or tears along the belt. If you see signs of damage, replace the belt.