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Accord sucking up gas

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Old Mar 10, 2008 | 09:40 AM
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jonnyfive
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Default Accord sucking up gas

Hey guys..
I have an accord v6 with approx 107,xxx on the clock. Ive been noticing it sucking alot of gas...for being a honda. What is the normal RMPs going 70 mph? Im at 3k. Other v-6's Ive driven go to about 2350 to 2.5k at 70. Am i not firing on all cylinders? The air filter isnt obstructed,tho its due for a change soon. The front 3 wires have a red looking residue on them(oil?) And the front 3 plugs have a minute ammount of oil on them, along with a black ring around the white port of the plug under where the wire makes connection. Most all of them have some black on the part that sparks.Not TOTALLY black, but black on the outsides and still a little white on the center. Could this be the cause of high rpms(if they indeed are high)?
Also, in a related, or unrelated sign, on cold days upon starting my vehicle, there is a knocking from the engine. Common, or no? After it runs, it dissappears.
Thanks so much for reading, and (hopefully :P) commenting.
Jon
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Old Mar 10, 2008 | 05:36 PM
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Default V6 Accord

Jon, 3K RPM's is too high for 70mph in a 3.0L V6 Accord. My 2000 V6 Accord runs between 2500-2600 RPMs at 70mph. My gas mileage is about 29 mpg on the freeway (70-75 mph). My combined mileage is about 26.5mpg.

First - I would check your distributor cap. Then I would check your timing. When did you last have your timing belt changed? Is the car running very sluggage?

Doug
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Old Mar 11, 2008 | 06:07 AM
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See, I purchased the car at 95k.. Its at almost 110k now. I have no clue if he changed the belt. Further more, there is no easy way(from what I can see) to check the belt. I plan to do a tuneup sunday. new plugs, wires, fuel, air filter, distributor cap and rotor button..>Anything else? Im about to move into a new house, so money is tight and unfortunatlly a new timing belt costs 300-500... I dont have the tools or know how to do it. Is there any easy way to check the timing, and what to look for if it is bad?
Being a V6 accord, i would expect the tires to squeel from a dead stop WOT, but it almost hesitates on the takeoff... So im confused. I know cadillacs, not hondas...Total opposites.
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Old Mar 11, 2008 | 06:06 PM
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Jon,

Before panicking on the timing belt change - it is worth your while to try to research to see if the timing belt has been changed. Did you run a CarFax prior to buying the car at 95K miles? If you did - it may indicate where (and when) the previous owner had the car serviced. If so - you could contact that Honda service center - and see if they had performed a timing belt/water pump service on that car. Does your AC and PowerSteering belts look new, or do they look like they've been hanging in there for 107K miles? That is sometimes a good indicator of having the original timing belt since Honda would recommend the changing of those belts with the Timing Belt and Water pump service.

I'm assuming your Accord is generation 6 (98-02) or newer? Is that correct? If so - then the recommended Timing Belt change is 105K miles. You have only gone slightly over that. Yet, I recommend taking it easy on the car to be on the safe side until you find out the timing belt history, or elect to have it replaced.

Doug
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Old Mar 12, 2008 | 06:25 AM
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Originally Posted by dougster01
Jon,

Before panicking on the timing belt change - it is worth your while to try to research to see if the timing belt has been changed. Did you run a CarFax prior to buying the car at 95K miles? If you did - it may indicate where (and when) the previous owner had the car serviced. If so - you could contact that Honda service center - and see if they had performed a timing belt/water pump service on that car. Does your AC and PowerSteering belts look new, or do they look like they've been hanging in there for 107K miles? That is sometimes a good indicator of having the original timing belt since Honda would recommend the changing of those belts with the Timing Belt and Water pump service.

I'm assuming your Accord is generation 6 (98-02) or newer? Is that correct? If so - then the recommended Timing Belt change is 105K miles. You have only gone slightly over that. Yet, I recommend taking it easy on the car to be on the safe side until you find out the timing belt history, or elect to have it replaced.

Doug
Thanks Doug. The guy I bought it from does his work himself, so carfaxing it is unnecessary. The belts are new. And i do not have this guys number anymore... The AC doesnt have a belt on it because he said the pully siezed on it. However when I tried to turn it manually, it turned, but not super easy. Not sure if it sould turn easy.
My car is a Gen 5 V6, 1996. Im getting replacement plugs,wires,distributor cap/rotor,fuel filter,air filter, and probably getting the ATF drained and filled. I will see if this fixes my high RPMs and shaking motor. When I mean shaking motor, its not a motor mount. It just idles rough, making me think its from the firing of the sparkplugs/cylinders.
But back to the timing belt... No real easy way huh?
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Old Mar 12, 2008 | 08:54 AM
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Default V6 Accord

Jim, Take a look and see how difficult it is to remove your upper Timing Belt cover.... It you can remove that, then you can get a good look at your timing belt. You will immediatlely be able to tell if the previous owner replaced it, or if it actually has 107K miles on it.

Good luck!

Doug
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