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What is this sensor? 1990 Civic LX

Old Jun 15, 2006 | 09:48 PM
  #1  
chriskatana's Avatar
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Default What is this sensor? 1990 Civic LX

What is this sensor, thought it was the map sensor, but not sure,
Car runs like *** with it plugged in, and runs fine without, but throws a CEL.



Thanks for the help.

Chris
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Last edited by chriskatana; Mar 10, 2011 at 03:47 PM.
Old Jun 15, 2006 | 11:26 PM
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Default RE: What is this sensor? 1990 Civic LX

idle air control valve. bout 180 bucks.
had mine off bout 3 or 4 times to clean it.
water runs thru it.
idle may not keep it rate if you turn on the ac.
has other symptoms also.
haynes has troubleshooting techniques for it.
 
Old Jun 16, 2006 | 06:28 AM
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Default RE: What is this sensor? 1990 Civic LX

OK, next question.

How do I get it off? It looks like it it rivetted on there.

Thanks,
Chris


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Last edited by chriskatana; Mar 10, 2011 at 03:47 PM.
Old Jun 16, 2006 | 08:52 AM
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Default RE: What is this sensor? 1990 Civic LX

think i responded to the wrong sensor. the black one that is disconnected is the throttle angle sensor. do not know much about it.

and yes, like mine, there are those one way bolts holding it on.

with it plugged in, is the engine light on so you can get a code?
the code will lead you to the throttle angle sensor.
think you have to take the throttle body off and drill the one way bolts out.
don;t think that it is sold separately. i had the code for it one time, and a local repair shop told me that just go around back and get an old throttle body and i could have the sensor. decide to just drive with it on, the car was running ok, and the light went off after a few months. and i never looked back, so to speak.

hope this helps
 
Old Jun 16, 2006 | 11:28 AM
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Default RE: What is this sensor? 1990 Civic LX

no, there is no CEL with the sensor plugged in, it ildes very low and VERY RICH, to the point the it blows black smoke.
thre is a Vacuum line just behind there, think a little seafoam would clear that up?


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Last edited by chriskatana; Mar 10, 2011 at 03:47 PM.
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