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Idling is, in fact, the root of the problem. "Idling isn't really getting the engine up to temperature, and until that happens the little brain box on the engine is going to keep sending rich fuel ...
The result is an engine that fails to maintain idle RPM and frequently stalls. A jammed actuator may be freed simply by cleaning it. However an actuator that has stopped working due to a fault in its servomotor will need replacement. Air leaks in either the stepper housing or pipes will cause elevated idle RPM.
Tachometer (left) of a Volkswagen Golf Mk6 passenger car idling at just below 800 r/min.. Idle speed, sometimes simply called "idle", is the rotational speed an engine runs at when the engine is idling, that is when the engine is uncoupled from the drivetrain and the throttle pedal is not depressed.
Idle reduction is a rapidly growing trend in US federal, state, local and fleet policy. [citation needed] Idling contributes significantly to the transportation sector's portion of yearly greenhouse gas emissions. The US Department of Energy is putting forth a huge effort through the Energy Efficiency and Renewable Energy Program to increase ...
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The problem with idling There are a few things that make idling a practice to avoid. It reduces your car's fuel economy, ends up costing you money and creates pollution, according to the DOE.
OBD-II provides access to data from the engine control unit (ECU) and offers a valuable source of information when troubleshooting problems inside a vehicle. The SAE J1979 standard defines a method for requesting various diagnostic data and a list of standard parameters that might be available from the ECU.
These vehicles can idle for no longer than five minutes in any 60-minute period — a measure intended to improve air quality. Is it legal to leave your car running unattended in Kansas?