Buick - Terraza :: 2005 - Check Engine Light With Low EGR Flow Code

I am having a hard time getting the low EGR flow check engine code to clear. The EGR valve and tube from the exhaust manifold were replaced, the wiring harness verified, the passage channel between the EGR valve and the intake manifold cleaned out...but the check engine light remains... what to try next?

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Buick - Terraza :: 2005 - Check Engine Light With Low EGR Flow Code

I was going to look into getting a replacement EGR valve from AutoZone, which I did. After installing the valve and on my way to reset the check engine light, it went away and has not come back.

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Mazda3 :: 2009 - Check Engine Light / PO101 Error Code For Mass Air Flow

My check engine light keeps coming on sporadically and giving me a PO101 error code...then I'll reset it after making sure my MPG hasn't dipped a significant amount (which is my "concrete" way of gauging if it's performance is impaired) and it'll come on 1-600 miles later. There's no consistency in environment or conditions that are triggering this sensor, at least it's not obvious to me. I finally looked under the hood at the filter and it's a little dirty, but not nearly dark enough for it to be the problem.

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Prius (2004-09) :: Check Engine Light Throwing Code P1121 For Coolant Flow Valve

My check engine light was throwing the code P1121 for the coolant flow valve. Toyota replaced it under a warranty enhancement (I have 134k on it), and since then my mpgs have gone from 46 to 50.

My AC is working much better now, too. My theory is that the valve can be in a semi-failure mode for a long time before throwing a code. Now that My coolant is flowing the way that it should, heat is being dissipated more efficiently.

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Passat (B5) :: Check Engine Light On / Code 16486 - Mass Air Flow Sensor Circuit Low Input

I cleaned my k&n air filter on my 02 passat 1.8 turbo let it dry oiled it very lightly, and 50 miles later I get a check engine light on, pulled the code 16486 and it says Mass or Volume Air Flow Circ Low Input. Cleared the code put a frame in until I can get it filter. Why that would throw me that code, k&n oil gumming up my sensor??

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Ford - Explorer :: Intermittent Check Engine Light - P0193 Code

My 2007 Explorer (XLT, V6 4.0L, 4WD, 175k miles) has been experiencing a check engine light, intermittently, for the past few months. I took it to AutoZone to read the code and they gave me a printout for P0193. For awhile, the light would go off after I filled the tank with gas (usually the next day) and would come again as the level in the tank decreased (typically around 1/4 of a tank). Then about two months ago, the behavior seemed erratic and I could no longer predict when it would appear. During the past couple of weeks I only recall seeing the CEL once (briefly); it's mostly been off. Saturday night I was out driving and it came on again.

About two hours later, my vehicle "conked out" on me. It started hesitating (it's been a very long time since I've run out of gas, but that's what it reminded me of). Fortunately, there was no traffic and I was able to get it off the road but didn't have enough momentum to get it into a defined parking space before it quit. I sat there for awhile pondering my options (not too many since it was the middle of the night and I don't have road service). After about 10 mins or so, I decided to see if I could get it started. It did start and I was able to drive it home (< 10 miles). It's been sitting in the driveway since because I'm afraid of getting stranded if I drive it again. BTW, I was low on gas when it died -- about 50 miles to E (was headed to the gas station when it happened, but took it home instead).

After everything I've read the past few days, I'm expecting that I need to replace at least the fuel filter, the fuel rail pressure sensor and the intake gaskets for the manifold. I am not a mechanic, don't have diagnostic tools, my funds are really limited right now and I'm pretty much on my own to figure this out.

Q1: For those who may have some knowledge about this particular issue, does the intermittent nature of the CEL give any clues to which part(s) might be malfunctioning?

Q2: I found a replacement FRPS made by Bosch on Amazon, significantly cheaper -- is this brand ok or should i stick to Motorcraft?

Q3: Any advice on the manifold gasket replacements (is one brand better than another)?

Q4: Do I really need the special tool to replace the fuel filter?

The questions above are no longer relevant. I'm in the process of "locating" the sensor. I have the air hose and throttle body off. Now I'm looking at the EGR valve. It looks like I will have to disconnect the it from the large pipe beneath it. Will I also need to remove the two smaller bolts that mount it to the manifold cover, or can I remove the cover & valve together? It looks like those little buggers are going to be challenging since they are facing the back of the engine compartment. This is rather slow-going for me, but there's no turning back now.

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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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Ford - Explorer :: Check Engine Light Code P0913 - Hesitates Like Not Getting Fuel

2004 Sports Trac Got a check engine light: a code P0913. The truck , once in a while, hesitates like it not getting fuel. Is this a fuel pump problem or something else?

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Ford - Explorer :: 2001 - Reset And Clear Check Engine Light

2001 explorer sport, need to reset and clear check engine light I know the problem a small pinhole in exhaust that opens up and i fill it in How do i reset check engine light...

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Ford - Explorer :: 1996 - Check Engine Light Code P0340 - Camshaft Position Sensor

1996 Ford Explorer on a small island with no mechanics. Vehicle does less than 100 miles per year, never over 20 mph. The check engine light came on and the code reader says it's a problem with the Camshaft Position Sensor. The vehicle runs fine, just as it did before the check engine light came on. I'm tempted to put some electrical tape over the check engine light and keep driving.

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Camry :: Check Engine Code P0401 - Insufficient EGR Flow

I just got a Check Engine light on yesterday. I went to Autozone and got an OBD-II Trouble Code: P0401, Insufficient EGR Flow Insufficient. The Autozone guy showed me an EGR valve for $164 and said it maybe blocked or something. I also checked with a friend who says that as long as the engine is not overheating it should be okay for driving for now.

So the far the car runs just fine, I haven't experienced any issues out of normal. Does the code mean the value need to be replaced?

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Ford 6.7L Power Stroke Diesel :: Check Engine Light On - EGR Cooler Had No Flow

I found out today that the 2012 6.7 that I have purchased used with 30, 500 Miles on it a month ago has been in previously for warranty work. It appears that the previous owner took it in with a check engine light and after diagnostics found that the EGR cooler had "no Flow". Ford replaced the EGR cooler core under warranty before I bought it. (It now has 31, 950 on it). Normally I would think, GREAT, something I don't have to worry about doing. But being new to the diesel world, I was just wondering if this is something I should be concerned with. Anything else I should be keeping an eye on etc.... Also is this abnormal to occur with such low mileage?

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Prius (2001-03) :: Check Engine Light, Code P0000 Came On

I just recently purchased a 2001 Prius with 92,000 miles on it and the check engine like comes on frequently. I have a scangauge and I scan for codes and it comes up P0000. I clear the codes the light goes off and everything seems to be ok. I'm not even sure where to start "looking" for something to be wrong.

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Passat (B5) :: V6 - Check Engine Light / Incorrect Flow

I know that the air injection system is supposed to kick on during a cold start, which it does, but i get the check engine code that it has "incorrect flow"...... What could this be?!

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Chevrolet - Blazer :: 2001 - Check Engine Light Comes On With A P0410 Code

My Check engine Light comes on with a P0410 Code. It used to come on every 6 months and I would get it cleared. Now it is coming on about every month. I can't find much about it. Is this something I should get fixed right away. where is it located?

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Santa FE SM (2001-06) :: Check Engine Light On And Car Stalled Once - Code P0320

Check engine light on, car stalled once. Pulling code p0320 "Engine Speed Input Circuit Malfunction." Tachometer works intermittently. Where do I start?

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Elantra XD (2001-06) :: Check Engine Light Came On While Driving - P0341 Code

I own an 04 Hyundai Elantra with around 196,000 miles on it, and have run across a problem I haven't had to deal with before. A few days ago, my check engine light came on while driving. I didn't really notice much, but when I started it again it began idling roughly. I got it home and pulled the code, which was P0341 (camshaft position sensor). This isn't the first sensor I've had go on the car (I replaced an oxygen sensor and throttle position sensor a couple years ago), however I ran into two problems:

1. How likely is it that it's the sensor that's bad as opposed to something like the timing belt or VVT adjustment?

2. Since the sensor isn't horribly expensive, I decided to try replacing it, but I can't get any socket to fit on the bolt that secures it. I've heard it's a 10mm, but nothing seems to fit snugly. Maybe there's just so much crud and corrosion that it's ruined the head. I tried using an extraction socket, but no luck.

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Santa FE SM (2001-06) :: Check Engine Light Fault Code P0320

Recently got check engine light fault code p0320

2005 3.5 with 172k miles

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Elantra XD (2001-06) :: 2004 - Check Engine Light On / Code P2626

I just got this very nice Elantra 04 with 64k on it. Yesterday suddenly I got the check engine light on. Today I went to Auto zone and they have checked my car and it showed code P2626. But there are more than a few suggestions about what could be. I don't know what to do. See the attachment below.

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