When does the Honda engine rev up and down?
When I’m stopped at a red light, the engine revs up to about 2k-3k rpm and then down to 1k rpm. This cycle repeats about once every two seconds. My foot is off the gas, and it happens regardless of whether the clutch is in and I’m in gear or the clutch is out and I’m in neutral. It doesn’t happen consistently; sometimes it behaves normally.
Why is my Honda Accord revving when parked?
Continue reading to diagnose why your Accord’s engine is revving while it is parked. This article applies to the Honda Accord (1990-2002). Your Accord’s engine should be at a constant low idle when parked and should not be revving or fluctuating. Having an idle problem is always something you want to take care of as soon as possible.
Why does my Honda Civic LX stop working?
My 2001 Honda Civic LX was already having an idling problem but would drive fine once you got to a constant speed. Then all of a sudden, the RPM gage stop working, it would barely go, sputtering very badly, air conditioner got warm & i thought I seen something fly off from my car in my rear view mirror.
How often does Honda engine rev at red light?
I have a 1990 manual Honda Civic with ~200k miles. When I’m stopped at a red light, the engine revs up to about 2k-3k rpm and then down to 1k rpm. This cycle repeats about once every two seconds.
Why does my Honda engine rev up and down when idle?
There is an air leak into the intake manifold. What happens is that air mass increases so the PCM responds by added fuel to match, thus increasing rpm. Next the idle rpm limit is reached so the PCM cuts off fuel to lower the rpm. The fix requires that the air leak is found and repaired.
How to fix a surging idle on a Honda?
How to fix a surging idle on Honda vehicles 1) Start by making sure the cooling system is filled with coolant and there’s no air in the system. If it’s low on… 2) Remove the air duct from the throttle body. Then start the engine and cover the throttle body with a solid object… 3) Once the engine
I have a 1990 manual Honda Civic with ~200k miles. When I’m stopped at a red light, the engine revs up to about 2k-3k rpm and then down to 1k rpm. This cycle repeats about once every two seconds.
What to do if your Honda has a bad fast idle valve?
There should be NONE. If there’s vacuum on that line, check the coolant hoses at the fast idle valve. They should be HOT. If the lines are hot and you ARE getting vacuum on that removed vacuum line, you can suspect a bad fast idle valve.
What to do when your Honda Idles down?
If you’re sure you don’t have any vacuum leaks, and you’ve bled the air out of the cooling system, and you still have a problem, then check the IAC (Idle Air Control valve). You can do this by tapping on it with the butt of a screwdriver while the engine is running. If the idle changes or stumbles in some way you may need to replace it.
What causes a Honda Accord to idle erratically?
This article is for a hunting or erratic idle, the original idle speech was for a ‘shaking’ or ‘rough’ idle. For that, check out the other link about Honda idle issues. Step 1, check for air in the cooling system. This is the most common cause of an idle issue on Honda’s. Especially if you just serviced the cooling system.
When I’m stopped at a red light, the engine revs up to about 2k-3k rpm and then down to 1k rpm. This cycle repeats about once every two seconds. My foot is off the gas, and it happens regardless of whether the clutch is in and I’m in gear or the clutch is out and I’m in neutral. It doesn’t happen consistently; sometimes it behaves normally.
What does idle speech mean on a Honda Accord?
This one is more for a hunting or erratic idle, the original speech was for a ‘shaking’ or ‘rough’ idle. For that check out the other link about Honda idle issues or type ‘Idle Speech’ into the search function. Step 1 check for air in the cooling system.
When was the last time Honda idle issues were addressed?
This topic contains 9 replies, has 7 voices, and was last updated by Ariel 6 years, 11 months ago. PLEASE READ THIS FIRST BEFORE POSTING ABOUT HONDA IDLE ISSUES!!
When do you start the car, the engine revs?
Car engine revs way up immediately upon starting engine. Q: Car engine revs way up immediately upon starting engine. When starting the engine, it sounds like you have your foot pressed to the floor on the gas pedal as soon as you start it, without even having your foot on the gas.
When does Honda Accord I4 start to Rev?
My 2005 Honda Accord I4 is idling fine when cold but once warm it begins “revving” on its own between 1200-2000RPM at about 0.5Hz.
What does it mean when your engine revs up?
If your engine revs up as you press down on the accelerator but your vehicle doesn’t accelerate as per usual or as you would expect, it’s a troublesome sign that can lead to a full-blown transmission failure. Transmission slipping, or gears slipping, is one of the most common transmission problems on both manual and automatic transmissions.
Why is my Honda automatic transmission not working?
Automatic transmissions in some 1999-2004 Honda models are failing well before 100,000 miles. The problem is due to a design or materials defect with the torque converter. Honda was offering “good will” repairs to some owners, but these vehicles are mostly old now so any transmission expenses are usually left to the owner.
Automatic transmissions in some 1999-2004 Honda models are failing well before 100,000 miles. The problem is due to a design or materials defect with the torque converter. Honda was offering “good will” repairs to some owners, but these vehicles are mostly old now so any transmission expenses are usually left to the owner.
Why does my Honda Accord turn itself off?
1997 to 1999 Accords have a known problem with their ignition switch, which causes your cluster to die at the same time your engine cuts out. This is likely a power supply problem, and the car will turn itself off sporadically. For these Accord model years, a recall is in effect. Contact a dealership to have the ignition switch replaced.
Why does engine rev up and down when I step on the brake?
When I step on the brake it revs up and down as if it is going to stop, but it doesn’t. I let off the brake it revs/runs fine…
What’s the worst year for a Honda transmission to fail?
‘Cause you’re one lucky son-of-a-gun. Transmission failure in those model years is a widespread issue with the Honda Accord, Civic and Odyssey. The 2003 Honda Accord, 2001 Honda Civic and 2002 Honda Odyssey appear to be the worst years for transmission failure. Some quick stats: