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The 318ti OBD-II engine...
10-19-2006 06:48 PM
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04-24-2024 06:40 PM
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Old 05-15-2010, 08:16 PM   #1
bamaland
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Default weird starting problem..

ok so to some it up.. im stumped lol.
on occasion i'll jump in and start the car just fine.. but other times it'll crank try to idle but die out. it throws a CEL but i havent been able to pull it, reason why... once i start it and rev it past 2.5k-3k the cel goes away and engine stays running..

i know im due for a oil change and almost for a tune up but i dont think either of those would throw a CEL and kill my car like that right?
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Old 05-15-2010, 08:18 PM   #2
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Sounds like a cam position sensor.
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Old 05-15-2010, 08:37 PM   #3
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why cant you pull the code? engine doesnt need to be running to scan the car.
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Old 05-15-2010, 10:07 PM   #4
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+1
had that a year ago...

Quote:
Originally Posted by cooljess76 View Post
Sounds like a cam position sensor.
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Old 05-15-2010, 11:07 PM   #5
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why cant you pull the code? engine doesnt need to be running to scan the car.
because it only happens every few days (3-4) and i dont own a scanner.
like i said soon as i drive it when it happens it goes away soon as i hit 2.5k-3k rpms

cel goes away and all. i went to my buds to pull it with his snap-on scanner and it doesnt pull up squat, and ill be damned if i sits waiting days at his house for it to do it again lol

any tuts on how to change it out with a new one?
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Old 05-16-2010, 12:02 AM   #6
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Well before you go throwing parts at it, try to verify that it is in fact the problem. Next time it does it, get out and wiggle the wire. You might also pull the sensor out and see if it's caked with grease. If it's what I think it is, it's just a magnetic pulse generator like the speed sensor and ABS sensors. It's just a magnet with two tiny wires attached to it, nothing really much to go wrong with them except maybe getting dirty or the wires becoming loose. I could be wrong though. IDK, when in doubt, pop it out and hose it off with brake cleaner, that's what I do with everything
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Old 05-16-2010, 12:05 AM   #7
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Originally Posted by cooljess76 View Post
Well before you go throwing parts at it, try to verify that it is in fact the problem. Next time it does it, get out and wiggle the wire. You might also pull the sensor out and see if it's caked with grease. If it's what I think it is, it's just a magnetic pulse generator like the speed sensor and ABS sensors. It's just a magnet with two tiny wires attached to it, nothing really much to go wrong with them except maybe getting dirty or the wires becoming loose. I could be wrong though. IDK, when in doubt, pop it out and hose it off with brake cleaner, that's what I do with everything
dont think its a magnet but i cant say for sure either, hell yea im going to clean it first lol its $120+tax for a new one!
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