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Scion tC 1G Drivetrain & Power Engine and transmission discussions...

just hit 100k - what now? (maintenance questions)

Old 02-23-2011, 05:54 PM
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Default just hit 100k - what now? (maintenance questions)

Other than the following - what should I do at 100k?

oil / filter
air filter
timing belt
belt tensioner
tensioner spring
water pump
thermostat
plugs / wires
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Old 02-23-2011, 06:06 PM
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Ha I just hit 100k as well. My struts are shot from being on trd springs for 50k. Just ordered TRD struts, Braille 15 lb battery, new intake filter, and soon new NGK iridium laser spark plugs

Hmmm what else
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Old 02-23-2011, 06:16 PM
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we're not on belts, we have timing chains
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Old 02-23-2011, 06:16 PM
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and i would add transmission fluid flush and coolant flush
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Old 02-23-2011, 06:41 PM
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Is the water pump, and thermostat something that should be changed At a certain mileage or only when there is a problem
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Old 02-23-2011, 06:42 PM
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uhhh we dont have wires lol...i changed out my plugs at 65k
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Old 02-23-2011, 08:55 PM
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First get yourself some isopropal alcohol, que-tips, pipe-cleaners, all purpose cleaner (i recommend simple green), some shop rags (clean ones), fabric cleaner, all your car tools, lots of floor space, a workbench and plenty of spare time cause it's time to do a complete tear-down, clean out and rebuild!



I just kidding..
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Old 02-23-2011, 10:08 PM
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Originally Posted by jblaze4lif
Is the water pump, and thermostat something that should be changed At a certain mileage or only when there is a problem
Water pumps only need to be changed out if they fail, almost the same thing for thermostats. I wouldn't worry about either if you're not over heating or having heat issues.
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Old 02-23-2011, 10:23 PM
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if you changing the water pump and coolant, might as well replace the radiator hoses too.
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Old 02-23-2011, 10:30 PM
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Originally Posted by Dkfung88
we're not on belts, we have timing chains
So do the chains need to be changed like belts do?
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Old 02-24-2011, 01:48 AM
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Originally Posted by HKSpeed
if you changing the water pump and coolant, might as well replace the radiator hoses too.
No, hoses only need to be changed if they are severely cracked and brittle. No need wasting money.

Originally Posted by Muffin
So do the chains need to be changed like belts do?
No, the chains only need to be replaced when they break which is rare, hence why a chain driven timing system is optimal. A lot less wear.
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Old 02-24-2011, 02:02 AM
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Originally Posted by Spicy_McHaggiz
No, hoses only need to be changed if they are severely cracked and brittle. No need wasting money.



No, the chains only need to be replaced when they break which is rare, hence why a chain driven timing system is optimal. A lot less wear.
exactly =) it should last the life of your engine... usually lol
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Old 02-24-2011, 02:15 AM
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I have 6000 miles to go for my 100,000 mile mark, my self i have done every 5000 miles, Oil Change Full Synthetic, Air filter, Oil filter, spark plugs, tire rotation.
So at my 100,000 mile marker i will be doing a Trainy flush as well as the coolant and Belt.
Am i missing something
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Old 02-24-2011, 03:41 AM
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Originally Posted by MyBlackyXb
I have 6000 miles to go for my 100,000 mile mark, my self i have done every 5000 miles, Oil Change Full Synthetic, Air filter, Oil filter, spark plugs, tire rotation.
So at my 100,000 mile marker i will be doing a Trainy flush as well as the coolant and Belt.
Am i missing something
Wait, every 5000 miles you change your SPARK PLUGS? WTF? OVERKILL
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Old 02-24-2011, 12:13 PM
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Originally Posted by Spicy_McHaggiz
Wait, every 5000 miles you change your SPARK PLUGS? WTF? OVERKILL
lol how you figure its an overkill?
the way i see it, spark plugs aren't expensive and the car runs much better.
my friend its a mechanic and owns his shop and one day i ask him to change the oil for me because i had no time, i always do my own 5000 mile maintenance, unless its something major.
So he did the oil change, air filter, gas filter, oil filter and new spark plugs, so i asked him why the gas filter and sparks.
He said this, gas its not 100% clean if it was 100% clean all cars wouldn't need a gas filter, spark plugs burn up because they always sparking while the car is running there for constantly being fried at the tips, put new spark plugs and car will run better all the time.

And so that is why i have been doing it.
overkill maybe, but i do need the car to be at top shape so that it can last me another 100,000 or until the 3rd generation XB comes along
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Old 02-24-2011, 01:39 PM
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Definitely overkill. Iridium plugs last 100k changing them every 5k is a waste of time and money
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Old 02-24-2011, 03:52 PM
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Originally Posted by MyBlackyXb
lol how you figure its an overkill?
the way i see it, spark plugs aren't expensive and the car runs much better.
my friend its a mechanic and owns his shop and one day i ask him to change the oil for me because i had no time, i always do my own 5000 mile maintenance, unless its something major.
So he did the oil change, air filter, gas filter, oil filter and new spark plugs, so i asked him why the gas filter and sparks.
He said this, gas its not 100% clean if it was 100% clean all cars wouldn't need a gas filter, spark plugs burn up because they always sparking while the car is running there for constantly being fried at the tips, put new spark plugs and car will run better all the time.

And so that is why i have been doing it.
overkill maybe, but i do need the car to be at top shape so that it can last me another 100,000 or until the 3rd generation XB comes along
Our Iridium plugs are 6.99 a piece, not cheap? Plus Iridium spark plugs are a 100K mile maintenance item. Meaning around 100K miles you should change them. Your "mechanic friend" doesn't seem very reliable if he's telling you to change them so often. Heck even back in the day with copper plugs you'd only change them MAYBE once a year. Obviously not all gas is "clean", but thats why all cars have fuel filters. Fuel filters are even a 100K item or more. And the entire point of a spark plug is to spark or "fire" when the car is on. They will only fire when told to.

Your story is WAY overkill man. Save yourself money and not change them for a long time.
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Old 02-27-2011, 05:57 AM
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Dude i have a ____ ton of miles on my car and only do my plugs every 90-100k or so. Every 5k is retarded. Im quite sure your just talking ____e
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Old 02-27-2011, 05:59 AM
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This forum is ___ btw for editing our ****
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Old 02-27-2011, 05:59 AM
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Really? I cant even say g@y?
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