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#11
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In article <1134073751.733803.143300 (AT) z14g2000cwz (DOT) googlegroups.com>, rwessley (AT) gmail (DOT) com wrote: Not sure what the detergent is named. The garage I have used for the last several years of oil changes on this vehicle had a service bulliten posted for Toyota owners citing Toyota's recommendations. I've never owned a Toyota, Subaru or Mazda that's consumed oil so quickly. I've own several with double the mileage of this vehicle that still are not burning oil. Is it possible that a bad PCV valve could contribute to oil consumption. I'm not sure if that is the case, maybe I should attempt that before I take it into the dealership. If it is like mine, the oil consumption is not due to worn rings or valve guides/seals, but rather from oil being transferred from under the valve cover to the intake manifold because of a problem in the crankcase ventilation system (in my case, clogged baffles in the valve covers). While some oil consumption is normal (even necessary), I have owned a number of Toyotas (all four cylinders) with higher mileage than my current V6 that had the problem, and all of them used less than a quart between oil changes (3,000-5,000 miles). Merritt |
#12
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On Thu, 08 Dec 2005 17:23:35 GMT, "C. E. White" cewhite3 (AT) mindspring (DOT) com> wrote: "Scott in Florida" <JustAsk (AT) Florida (DOT) com> wrote in message news:ntlgp19f6g376odn4ru512jnmsue3936ce (AT) 4ax (DOT) com... Good grief...why do people buy expensive automobiles and not take care of them? A better question is, why do people pay "expensive automobile" prices for mediocre cars? Ed Beats me why anyone buys a Ford or GM or Crapsler car... -- Scott in Florida |
#13
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Thank you all for your replies. I am a bit concerned because I haven't kept reciepts from all oil changes, but have had them done regularly at 3,000 mile intervals. Currently the car is burning 1 quart of oil for every 1,600 miles and only has ~63,000 miles on the engine. Thank you for all the help. I intend to take the car into the dealership within the next 3 weeks. |
#14
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#15
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Does anyone know a way to figure out if it's gelling or sludging without taking off valve cover? I have a 2000 Sienna. Oil has been changed regularly (within 5K) except the first couple of changes when I was following manual. The manual recommended 7.5K and I changed around 6K at the dealer for the first few. Thanks! You can look inside the oil filler cap and see how clean the underside is. |
#16
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Does anyone know a way to figure out if it's gelling or sludging without taking off valve cover? I have a 2000 Sienna. Oil has been changed regularly (within 5K) except the first couple of changes when I was following manual. The manual recommended 7.5K and I changed around 6K at the dealer for the first few. Thanks! You can look inside the oil filler cap and see how clean the underside is. If it is coated with gunk as opposed to an oily film, then further investigation (read remove the valve covers) is necessary. -- |
#17
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You can look inside the oil filler cap and see how clean the underside is. |
#18
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Does anyone know a way to figure out if it's gelling or sludging without taking off valve cover? I have a 2000 Sienna. Oil has been changed regularly (within 5K) except the first couple of changes when I was following manual. The manual recommended 7.5K and I changed around 6K at the dealer for the first few. Thanks! You can look inside the oil filler cap and see how clean the underside is. If it is coated with gunk as opposed to an oily film, then further investigation (read remove the valve covers) is necessary. -- Thanks, Ray. That's the reason I was asking: it seems to be coated with something (dark brown stuff) instead of shinning. The coating can not be easily removed (say wiped off). I thought there might be some other problems associated with it, such as burning oil, smoke, running erratically, etc. My Sienna has none of these other problems. |
#19
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Does anyone know a way to figure out if it's gelling or sludging without taking off valve cover? I have a 2000 Sienna. Oil has been changed regularly (within 5K) except the first couple of changes when I was following manual. The manual recommended 7.5K and I changed around 6K at the dealer for the first few. Thanks! You can look inside the oil filler cap and see how clean the underside is. If it is coated with gunk as opposed to an oily film, then further investigation (read remove the valve covers) is necessary. -- Thanks, Ray. That's the reason I was asking: it seems to be coated with something (dark brown stuff) instead of shinning. The coating can not be easily removed (say wiped off). I thought there might be some other problems associated with it, such as burning oil, smoke, running erratically, etc. My Sienna has none of these other problems. I wouldn't worry about the dark brown stuff and concentrate more on making sure it is not burning oil or smoking. |
#20
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Does anyone know a way to figure out if it's gelling or sludging without taking off valve cover? I have a 2000 Sienna. Oil has been changed regularly (within 5K) except the first couple of changes when I was following manual. The manual recommended 7.5K and I changed around 6K at the dealer for the first few. Thanks! You can look inside the oil filler cap and see how clean the underside is. If it is coated with gunk as opposed to an oily film, then further investigation (read remove the valve covers) is necessary. -- Thanks, Ray. That's the reason I was asking: it seems to be coated with something (dark brown stuff) instead of shinning. The coating can not be easily removed (say wiped off). I thought there might be some other problems associated with it, such as burning oil, smoke, running erratically, etc. My Sienna has none of these other problems. I wouldn't worry about the dark brown stuff and concentrate more on making sure it is not burning oil or smoking. Thanks! That makes me feel much better. You're welcome! |
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