Why does my car idle rough when in reverse?
Causes of a rough idle. Many different problems could result in a rough idle for your car or truck, including: dirty fuel injectors, clogged air filters, bad spark plugs, and a variety of exhaust system issues.
Why does my car idle rough in drive but not in park?
A rough idling engine can be caused by spark plugs or spark plug wires. A plug that is damaged or installed incorrectly can result in fuel being burned at an inconsistent rate. If the damage is bad enough, you may also notice your engine running rough while driving.
Why does my car shake when reversing?
Car vibrations from engaging the reverse gear can be caused by several factors including worn engine and transmission mounts. These two factors include: engine mounts and worn transmission mounts.
Is the idle bad with the a / C on?
With the a/c on, the idle is terrible. Way worse than it should be. Enough to rattle the things in my glove box. With the a/c off, its actually okay. Also, it is at its worst in drive or reverse. Anything else it isn’t that bad. So, in drive with a/c on = the worst. Drive/reverse, no a/c = not too bad.
Why does my car idle rough when the AC is on?
A rough idle when the air conditioning is on may be caused by: A faulty or dirty IAC valve A dirty throttle body A faulty cooling or condenser fan
When to use rough idle when in drive?
Q: Rough idle when in drive..but idle is fine when in nuetral or park. Truck idle is rough when in drive with no acceleration (stop signs, red lights, traffic) but idle is fine when in park or nuetral. . Recommended Services. Car idle is rough Inspection.
What’s the idle speed of an extreamly without a / C?
In park without a/c is about 1500. with a/c in park it hardly drops at all. In drive without a/c it idles a bit below 1000. with a/c in drive it gets slightly lower. So, 600-700ish?