While it’s normal for a car to be idling high when it’s first started, if the idle doesn’t drop to normal after a minute or two, something’s probably wrong. That initial temporary high idle, which is ...

No Pontiac mill was ever designed to leave the factory with an excessive idle speed. Rather to the contrary, it was meant to idle very slowly. The hallmark of a refined and well-tuned engine is a low ...

My Mondeo used to idle at just under 1,000rpm on the rev counter. Now, when I start it up, it goes up to 2,500 for a few seconds, then comes down to just under 2,000rpm. When driving, when I come to a ...

Your engine feels calm at a stoplight because a hidden idle system keeps fuel, air, and spark in balance. That quiet stability is not luck, it is the result of sensors, valves, and software working ...

Makers of the High Idle Controller for late model Chevy & GMC engines with Electronic Throttle Control. The unit provides a preset high idle RPM to eliminate battery drainage when vehicles are running ...

It will need to idle at slight higher revs when cold than it will when the engine is at full running temperature. I have an ageing (53 plate, 120,000 mile) Audi A4 1.9 TDI. It has been a great car but ...