I HAVE A HIGH IDLE AT RUNNING TEMP; IF CAR IS PUT IN PARK...

Q: I HAVE A HIGH IDLE AT RUNNING TEMP; IF CAR IS PUT IN PARK THE IDLE CLIMBS AS HIGH AS 1700 RPMS

asked by on July 19, 2017

REALLY HIGH IDLE AFTER ENGINE IS AT RUNNING TEMP; AS HIGH AS 1700; RUNS FINE NO MISS, BUT HAS EXCESSIVELY HIGH IDLE IN PARK. SHOULD BE AROUND 650

My car has 117000 miles.
My car has an automatic transmission.

Hi there. Generally speaking, a high idling engine is caused by a failure of the idle control valve or a vacuum leak. It’s also possible that the throttle body is damaged. You might want to have a professional mechanic come to your location to complete an engine idle is high inspection to determine the precise source

Was this answer helpful?
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Service Engine Soon and ABS light on. Won't pass smog check.

The problem may be the reluctor wheel. This is what the sensor reads as the wheel turns. If one of the teeth on the wheel are damaged or missing, the sensor will not be able to determine speed. The problem...

Ocassional loss of power

Hi there. If your MB panel van is diesel, it's possible that the change in diesel fuel (summer to winter blend) along with a clogged fuel filter or fuel injectors might be causing the stumbling issue you're experiencing. However, if...

Overheat but gauge is not on H

You did not mention the thermostat being replaced. If you did not replace it, then it may be sticking or not opening. The next thing to check is to see if the fans are coming on before the temperature gets...

Related articles

A Buyer’s Guide to the 2012 Mercedes Benz S400 Hybrid
When When you expect your vehicle to show everyone that you have truly arrived, while being greener than some of the other luxury options, the 2012 Mercedes Benz S400 Hybrid needs to be on your list. Add in the fact...
The Best Used Cars to Buy If You Live in a Cold Climate
If If you live in a cold climate, likely one of your biggest concerns when you are considering which used vehicle you should buy is how well it will perform in snowy, icy conditions. We have evaluated a number...
Top 10 Factors to Consider When Buying a Luxury Car
The The idea of owning a luxury car is appealing. The glossy paint, swoopy lines, and prestigious badges speak of the owner’s success in life, while the interior opulence offers scented leather surfaces, high-tech telematic devices, and all the creature-comfort...