What causes a Honda Accord to stall at idle?

What causes a Honda Accord to stall at idle?

The Honda Accord may have issues with the idle air control system, causing: 1 Erratic/bouncing idle 2 Poor fuel mileage 3 Illumination of the check engine light 4 OBD trouble code P0505 5 Engine stalling is possible

What do you do when your Honda engine is at idle?

An easy way to find one of these faulty PCV valves is to pinch off the supply line to the PCV valve with a pair of pliers while the engine is at idle. If the idle smoothes out when you do this, replace the PCV valve with an OE unit.

Can a FITV cause a Honda to idle?

The FITV is not the only thing that can cause an idle issue with your Honda so be sure to follow ALL the steps first before making that adjustment. If playback doesn’t begin shortly, try restarting your device.

What makes up the idle air bypass system?

The idle air bypass system is made up of vacuum lines, an idle air control valve (IACV), the throttle body, and intake manifold, and allows enough air into the engine to idle when the throttle body is closed. The OBD trouble code P0505 refers you to this system to inspect for failures.

The Honda Accord may have issues with the idle air control system, causing: 1 Erratic/bouncing idle 2 Poor fuel mileage 3 Illumination of the check engine light 4 OBD trouble code P0505 5 Engine stalling is possible

What causes the idle speed to go up or down?

The idle air control valve is programmed to regulate and maintain the engine idle speed at a constant rate. If the valve fails or has any issues it can cause the idle speed to be thrown off. This may result in an unusually high or low idle speed, or in some cases a surging idle speed that repeatedly climbs and falls. 2. Check Engine Light comes on

What does a bad idle control valve do?

If the engine control module detects an issue with the idle air control valve circuit or signal, it will set off the Check Engine Light to notify the driver that there’s an issue. The Check Engine Light can also be set off by a wide variety of issues, so having the computer scanned for trouble codes is highly recommended.

The idle air bypass system is made up of vacuum lines, an idle air control valve (IACV), the throttle body, and intake manifold, and allows enough air into the engine to idle when the throttle body is closed. The OBD trouble code P0505 refers you to this system to inspect for failures.