Questions & Answers for: bad egr valve symptoms

egr valve going bad the range from a simple sensor issue with no symptom except a check eng light to a rough idle with a light. Rough idle is the most common symptom for a clogged/defective EGR valve.

...but still happens. A bad EGR valve can definitely cause these symptoms, but would have nothing to do with the battery terminals. Unfortuneately, several other things can also cause these

...bad or dirty EGR vavle or a broken / defective vacuum line. Try this 1. disconnect and plug off the EGR vacuum supply line 2. Connect a vacuum hose of equal size to the EGR valve. 3. Start vehicle 4. ...

bad EGR valve are usually stumbling idle or the engine stalling when the car is warm (normal operating temperature). Find the EGR valve and locate the vacuum line attached to it. Start the engine cold

...bad EGR valve. However that doesn't rule out the following: Open or short in the 5 Volt reference circuit Open or short in the ground circuit Open or short in the PCM controlled voltage circuit ...

...bad egr valve will the egr valve make my 1997 gmc serria act like it surges i have changed 02 senors up.and down and if i clean will it stop. Bad EGR valves can cause surging issues but the check ...

bad egr valve in a 1989 Buick lasabre They are more known for mass air sensor problems , you could remove egr valve. To check if it is closing you shouldn't be able to blow through it, they idle rough

What would make the egr valve go bad Clogging Faulty EGR Valve Symptoms and EGR Valve Cleaning Clogging!

...Bad EGR Valve ' AxleAddict https://axleaddict.com > Auto Repair > DIY Auto Repair Mar 8, 2018 - If the EGR Valve Sticks Open: A rough idle upon starting the engine (that is, when the engine is cold) ...

...bad EGR Valve Control Solenoid? Toyota The symptoms of a bad EGR Valve Control Solenoid in a 1996 Toyota Corolla 1.6L include rough idling or stalling, a smell of fuel, increased fuel consumption, ...