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Old 02-16-2003, 12:46 PM   #1 (permalink)
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throttlebody woes

Well I finally got a break in the crappy weather yesterday... if just temporarily, so I decided to go ahead and take out my throttle body and clean it. So I read my Haynes manual and started disconnecting hoses and electrical connectors and then unbolted it. I had it just about off except for the two bottom hoses (water-bypass hoses) when I realized I had bought the wrong cleaner... as I read the instructions it said do not use on fuel injected cars...guess I wasn't paying attention when I bought it... was only looking for something safe to use with oxygen sensors and catalytic convertors. I also realized the throttlebody gasket was shot. crap. Then it started to drizzle so I quickly put everything back together for another time. Anyways some tips/things I noticed....
-the throttlebody can look clean on the outside or front of the butterfly valve and be filthy on the inside
-remove the air cleaner hose/resonator completely, it will just continue to get in your way
-always read labels carefully
-always buy gaskets for whatever you plan to do... they are cheap and easily replaced
-i found it useful to leave my strut bar on, it didn't interfere with anything and it gave me something to lean on/hold onto when leaning over the engine bay or loosening nuts and bolts.
-i used a pair of needle nose pliers to remove the stubborn hoses, I would use one side to pry between the hose and pipe and run it past the pipe to break the seal I guess or whatever...it worked for me
-label everything properly... take a white piant pen and make a little mark on each hose/connection about five minutes before you start then go back with a sharpie and label everything
-try to remove the two bottom hoses (water bypass valves) first...i tried to remove them last and i couldn't

that's about it. i'm sure some of it is just common sense, but i'm still learning . i also noticed that the inside of the intake manifold was also extremely filthy... it was kinda oily, where as the buildup on the throttlebody was solid. How can I clean that out? Thanks for the help and i hope these points help.

ryan
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Old 02-17-2003, 04:04 PM   #2 (permalink)
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can anyone recommend a good cleaner?
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Old 02-19-2003, 12:33 AM   #3 (permalink)
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wd40. just keep it off sensors though. actually keep anything off sensors
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Old 02-19-2003, 01:22 AM   #4 (permalink)
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What type of air filter are your using? Do you oil your air filter?
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Old 02-19-2003, 08:11 AM   #5 (permalink)
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Thanks.... and no I don't have a high flow filter.

I'll probably take the throttlebody out again this weekend and clean it, assuming I can get the 2 bypass hoses off the bottom.

ryan
has anyone taken off thei intake manifold before to clean it?
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