Golf IV R32 :: CEL Start To Blink Then Stay On - Random / Multiple Cylinder Misfire Detected

I was driving the car normal with no problem. Got to a red light stop an as I was coming out of the red light the car started to hesitate a bit. So I start to drive home as I was driving home my check engine start to blink and then it stay on. When I got home and park the car I shut off ,then start it up again then the check engine light was off but the hesitation was still there. Then I got my computer and got the vagcom and got this code :

16684-random/multiple cylinder misfire detected
P0300-008- implausible signal

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Volvo :: Check Engine Light Blink But Never Got Steady / Fuel Pressure Error Code

I had a Check Engine Light a couple months ago, and I took the car to the garage to have it checked out. They told me they got a Fuel Pressure Sensor malfunction code, and that the sensor had to be replaced. I did so myself, an it is ridiculously easy, and the car worked fine. I noticed the Check Engine Light blinked a couple of times while I was driving, but never got steady. A couple of days ago, it did. Out of a bad gut-feeling, I purchased a ODBII scanner, and I scanned the car myself. I got the same error code as the garage did, but the sensor should be fine.

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Golf IV / Jetta IV :: Check Engine Code P0303 - Misfire

I have a 2000 VW Jetta 2.0l AEG engine with 190,000 miles and check engine code P0303 for the 2nd time in 3 months. I had this same code 3 months and 3000 miles ago and found the spark plug #3 to be fouled up. All other plugs and wires seemed to be okay so I replaced plug #3 and the problem went away. I suppose after I take off the upper intake manifold I am going to find the same plug #3 to be fouled up again. The engine is a typical AEG that I have to add 1 quart of oil every 1000 miles as it has been burning the same amount of oil since I acquired the car at 135,000 miles. I have read that the wrong piston rings were installed from the factory on a large number of these engines and VW says that if less than 1 quart of oil is burned after 7500 miles it is normal. I really don't feel like spending 2 hours every 3000 miles to replace plug #3 ? It might be time to part ways with my 2nd VW. As a side note, this car has been averaging 35.5 mpg over the last 55,000 miles that includes 50% city/ 50% highway driving. I coast to red lights and don't accelerate quickly with the 5 speed manual transmission to achieve hybrid like fuel efficiency.

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Toyota - Prius :: Check Engine Light Came On - Code PO301 / Misfire On Cylinder 1

I have a 2007 Toyota Prius with just under 30,000 miles. Yes, I don't drive all that much, which makes the Prius the perfect car. I get it serviced every 6 months by the dealer. So far, other than oil changes, the only actual maintenance has been tires, a 12 volt battery, and a $300 "inspection".

A few weeks ago the "Check Engine" light came on. I pulled the code P0301, which translated to "Misfire on cylinder 1". The car was running great at that time, and since clearing the code it has continued to run without the light coming on again. Given that my maintenance is more time-related than mileage-related, it's possible that the ignition system needs attention. However I'm reluctant to bring that up at my next maintenance appointment, because the guy writing up the service order will always answer "Yes" to every "Do I need ..." question.

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Prius (2004-09) :: Check Engine Light With PO301 Cylinder Misfire Code

I bought my 2008 Prius 9-14 with 29,000 miles on it. (rebuilt title-big mistake I now know). I found out after I bought it that it had sat for 5 years before it was rebuilt) I figured it was a miracle the hybrid battery even worked.

I had no problems until 2-4-15 when check engine light was flashing and the car was shaking. The local mechanic said was the “clutch” (torque converter), took the engine and transmission out of the car to fix it ($2200). But he realized the mass air flow sensor (MAP) was not working even after he put a new one in so had me take the car to the Toyota dealer. The dealer found a cut in the engine harness and advised me to replace the harness which he said would cost $2800. The local mechanic saw the cut via my cell phone photo and offered to fix it for free which he did.

The next day check engine light comes on after driven 25 miles with code PO 301. (means misfires in cylinder one). The local mechanic switches cylinder 1 with 4, same code the next day, local mechanic switches the coils to the cylinders, still the next day the same code. He switched the fuel injectors. Same problem of cylinder 1 misfire. He cleaned the oil out of the intake manifold, did fuel injection cleaning, and cleaned gunk out of the fuel line. Car would drive good about 20 miles then same check engine light, same code, sometimes code PO300 (random multiple misfires).

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Nissan - Sentra :: Check Engine Light Came On With P0304 Cylinder 4 Misfire Code

(This is a continuation of a previous thread: [URL] ..... )

I have a 2005 Nissan Sentra with 75,000 miles on it. Several months ago (see above link) the check engine light came on with a P0304 cylinder 4 misfire code. The only symptom appears to be a rough idle/shaking every 3rd or 4th start for the first 10-15 seconds, but runs smoothly afterwards. My mechanic replaced all my spark plugs (I had new plugs put it at 50,000 miles for the same issue) of which the one from cylinder 4 was worn down much more than the rest. The problem persisted so they replaced my fuel pump and fuel filter and switched the spark coils from cylinder 4 to a different cylinder, but the code still read cylinder 4 so it wasn't the coil. That was back in October.

I took my car back in last week for the same problem and without starting my car (because the problem is worst on the first start) they pushed my car into the bay and did a smoke test, no leaks in the fuel lines. Then they checked the cylinder and said that there was "excess" fuel in the cylinder and replaced the fuel injector. Then after ~3 days the check engine came back on with the same P0304 misfire code. Previous repairs/diagnostics rule out spark plugs, coils, fuel pressure, and injectors.

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Elantra MD (2010-15) :: Running Rough / Check Engine Light Came On And Misfire Code

In the last month, my car has had an awful time starting on 2 different occasions. The first time it ran really rough for about 1 minute then was ok. The second time was the same but the engine light came on. Took it to an out of town dealer and he said it showed a misfire code but could never find anything else and all looked OK. Spark plugs?

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Santa Fe (DM - 2013+) :: Check Engine Light Code P0303 - Cylinder Misfire

I own the 2014 Santa fe turbo 2.0 litre limited which has 4000 km on it. Within 210 km the engine light came on 3 times. I took it into the shop and they ran a code of P0303 which is a misfire, they changed the coils #2 and #3 and cleared the code. The second time it showed the same code but the shop said it was in the history so that is why the same code came up again. They ran an update ECM? and all was good. Now the 3rd time they tell me no code has come up and can't do anything about the engine (they cleared it) but it was like chasing ghosts. My vehicle runs great so not sure why I am constantly having this issue.

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Ford - Explorer :: 1999 - Check Engine Light Keeps Coming On / Misfire Code

I have a 99 Ford Explorer - w/217k miles. (2nd owner) .. I got an oil change 3 weeks ago, tune up 2 mos ago, and new brakes/tires within the last 6 mos, oh, and Brother-In-Law just recharged my a/c last week.

Runs well, and I hope to keep it for another few years, but having problem lately.

Check Engine light keeps coming on - I've taken it in, and they read the code, and it comes up with a misfire. Mechanic resets it, and it will stay off for a few days/weeks, and then comes back on.

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Tacoma :: 2000 V6 Check Engine Light Code P300 / P306 - Cylinder 3 And 6 Misfire

2000 Tacoma v6 has has always ran good, but has check engine light code P300 & P306. cly 3 & cly 6 missfire, lean bank 1. Vacuum test showed no problems.

I've changed plugs & wires, switched coils around cleaned mass air flow sensor, checked timing. Ran Seafoam through intake, and gas tank. Check engine light went out for about three miles, then came back on. What else can I do to keep that blinking check engine light off?

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Sonata NF (2006-10) :: Random Misfire Code P0300 - Check Engine Light Flashing

I know it is a random cylinder misfire code however I started my car in the morning and it was fine I moved it and put it back in my driveway. I started it up later and waited for it to heat up i came back outside 10 min later and my check engine light was flashing and my car was shaking like crazy you could tell the engine was misfiring like crazy. I had under a quarter of a tank but not empty yet. I shut it off and turned it back on and it was still doing it. I drove the mile to the gas station the way it was.

Under partial throttle it was revving to 4500 and over 5, had to let of throttle to make the car shift up a gear. I filled up and started the car again performed fine after that however the check engine light was solid now and still on. I went to my local mechanic and he read that code P0300. I changed my spark plugs that day and they were crap the original spark plugs I have 65,xxx on my car now. Car is smooth now. I cleared check engine when i saw him first and it did not come back on all day even before i changed the spark plugs later that night. Why my light was flashing and why my car was acting like that till i filled up?

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Elantra XD (2001-06) :: Check Engine Light Will Pop On Occasionally And Code Reads Random Misfire

2004 Elantra AT ... 6 months ago top of the radiator cracked caused it to overheat and blow the head gasket and warp the head. Repaired that and compression is fine now. It ran great for 4 months but now it randomly stalls. at or near idle. Seems to do it more at operating temp rather then cold. Occasionally the check engine light will pop on and the code reads (random misfire). It acts just like it has been shut off. But immediately restarts.

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Ignition - Civic - Honda - Misfire :: 1996 - Check Engine Light Is On / Code P1382

The check engine light is on in my 1996 Honda Civic. The code for it is P1382, which is supposed to be either a misfire or the ignition control system. It runs fine most of the time, but intermittently cuts out while I am driving sometimes. I have replaced the spark plugs and fuel filter and the check engine light actually went off after replacing the fuel filter, but came back on the second time I drove the car. The distributer was replaced not quite a year ago with a reman distributor.

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Ford - F150 :: Check Engine Light Started Flashing / Cylinder 4 Misfire Code

1997 Ford F150 - 133K Miles - 6cyl - 4.2L. This is a truck that gets less than 2K/year put on it. Has had "issues" with worn bearings and holding oil pressure for a few years now. Yesterday, the check engine light started flashing (as opposed to solidly lit) and the code came back as a cylinder #4 misfire (only the one code). The truck was clearly not firing on all cylinders and at idle, ran terribly (couldn't be driven). I just did a compression test on all the cylinders and all measured around 140-145psi except the #4 which read almost 170psi. I rechecked this a few times as well as a couple of the others and am now sure of the results. What could cause this one cylinder to have a higher compression ? Is whatever is causing this increase in the compression, also be the cause of them misfire ?? I'm stumped here and quite frankly, expected the compression on the #4 cylinder to be really low as opposed to the others.

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Ford - Ranger :: 1997 - Check Engine Light On With P302 Computer Code / Misfire On Cylinder 2

1997 Ford Ranger with 190K miles has check engine light on with P302 computer code, meaning misfire on cylinder 2. Engine runs rough at idle only once it warms up, which only takes a minute. It is usually fine while driving, but it's a lot easier to feel a misfire at lower RPMs than at higher ones. Added fuel injector cleaner to gas for a couple tanks, no change. My mechanic has checked spark plugs, fuel injector, o2 sensor, and everything is ok. Dry compression test shows good compression. He thinks it may be a valve sticking, which means a valve job: expensive. Is there anything else that can be done? Why is there no misfire when it is first started?

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Golf/GTI VI :: Check Engine Light Has Been On - Car Sputter And Misfire

So, my check engine light has been on for months. I knew that I needed a new oxygen sensor (block 1-pre-cat), so I replaced it today after the car began to sputter and misfire. Well, I thought that would fix the problem, but it hasn't. Some of the hesitation is gone, but the sputtering is still very bad. I'm going to replace the spark plugs tomorrow and see if that works. I was also told to clean out the catalytic converter, but I don't know how to take it off. It wouldn't hurt to just bang out all the debris. Any DIY on taking off a catalytic converter for a 2000 VW Golf GTI 1.8T?

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Subaru - Legacy :: Sputter And Check Engine Light Will Blink On At 60 Mph Or Above Sometimes

My car will drive fine, then @ 60 mph or above sometimes it will sputter and the check engine light will blink on. I brought it to my mechanic and plugged it in. Miss-fire on some spark plugs. They replaced all spark plugs and wires. The car is sill doing the same thing. My mechanic plugged it in again and now just a miss fire on #2 plug. (even after new wires and plug) Only seems to happen once the car is warmed up. If left sitting for 15 hrs the check engine light goes off completely. Only to come on again, after driven 25 or more miles. What could be wrong?

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Civic - Honda :: Check Engine Light Blink Then Stops After Start Up

So I drive a 2001 civic 5-speed and recently my check engine light doesn't go off right away after I start my car. It'll blink for a good 5-10 seconds then stops. Thought it might be the oil, changed it didn't do anything. What it can be?

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Phaeton :: Check Engine Light Blink A Couple Of Times And Then Steady On?

Today I got the engine light blink a couple of times and then steady on. Parked the car, waited a few minutes, start again just the engine light on (not blinking anymore).

I scanned the car and got this

VCDS-Lite Version: Release 1.2
Tuesday, 06 August 2013, 13:48:09:11637

Chassis Type: 3D - B5 VW Phaeton
Scan: 01,02,03,05,06,07,08,09,11,15,16,17,18,19,23,27,34 ,35,36,37,38,42,46,48,49,52,55,56,57,61,62,65,68,6 9,72,76,77

-------------------------------------------------------------------------------
Address 01: Engine Labels: None
Controller: 07C 906 018 C

[Code] .....

I have a hard time believing that all coil packs went bad. My wife told me that when she was driving the car she could hear a clicking noise coming from the trunk so I think this could the fuel pump not giving enough fuel but I was hoping to get an error for it.

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