Honda Civic / Del Sol (1992 - 2000) EG/EH/EJ/EK/EM1 Discussion

Help with A/C while driving

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Old Jul 16, 2010 | 07:49 AM
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Default Help with A/C while driving

the car is a 92 Civic sedan, motor is a D15B7. My problem is that if i turn my A/C on on a hot day, once i get to a stop light it tends to drop RPM's once i press the clutch 80% of the time it will die. What things could cause this so I am able to narrow it down. I tried to search but nothing came up with any good info.
One thing i did was recently change the Distributor cause it gave me a Code 9, but it was doing it with the old dizzy as well but not nearly as much as now. Any help would be great!
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Old Jul 16, 2010 | 08:29 AM
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Default Re: Help with A/C while driving

You might check the IAC, could be dirty enough to cause it to stall with the extra load the a/c is putting on the engine. Also, is your timing set properly?
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Old Jul 16, 2010 | 08:54 AM
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Default Re: Help with A/C while driving

Originally Posted by rickkane
You might check the IAC, could be dirty enough to cause it to stall with the extra load the a/c is putting on the engine. Also, is your timing set properly?
I agree with both points. If those are fine, check:
-the plugs and wires
-whether the PCV valve is clogged
-whether the idle screw is adjusted to spec.

Also, is the A/C working properly? Any CEL codes?


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Old Jul 16, 2010 | 06:48 PM
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Default Re: Help with A/C while driving

Well this has been a known issue with the car since i bought it last year, but since I replaced the dizzy it happens only when Hot. The timing is set to the middle as possible on the crank pulley. plugs were replaced 2 months ago, I can try the wires. No cel's, and yes the a/c is working as good as it could since i converted it r134. and i adjusted the Idle to a higher point when it first started getting hot and with the old dizzy and it solved the problem of the stalling, again till I put on this new Dizzy
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Old Jul 16, 2010 | 10:28 PM
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Default Re: Help with A/C while driving

Originally Posted by Gumbey75
Well this has been a known issue with the car since i bought it last year, but since I replaced the dizzy it happens only when Hot. The timing is set to the middle as possible on the crank pulley. plugs were replaced 2 months ago, I can try the wires. No cel's, and yes the a/c is working as good as it could since i converted it r134. and i adjusted the Idle to a higher point when it first started getting hot and with the old dizzy and it solved the problem of the stalling, again till I put on this new Dizzy
Have you timed it with a timing light? Cause if you're just going on visual with where the old distributor lined up then it could be off. The new distributor isn't necessarily going to be exactly the same as the old one.
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Old Jul 19, 2010 | 09:41 PM
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Default Re: Help with A/C while driving

ill recheck the timing cause all of a sudden it threw a code 8. so im assuming the timing is off causing it to do this. or atleast i hope.
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Old Jul 20, 2010 | 05:19 AM
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Default Re: Help with A/C while driving

Code 8 indicates a problem in the TDC sensor ciricuit. Measure the resistance of the sensor inside the distributor and check the two wires for an open or short.
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Old Jul 20, 2010 | 05:26 AM
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Default Re: Help with A/C while driving

Lining the Dizzy up in the middle isn't setting the timing, it doesn't always line up in the middle. Use a timing light and check your TDC sensor circuit like RonJ@HT said and your problem will go away.
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Old Jul 20, 2010 | 08:46 AM
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Default Re: Help with A/C while driving

yea i will check it in a little bit, hopefully it isn't the sensor cause its a new dizzy. just to make sure the TDC sensor wires are orange/blue and white/blue and should measure 350-700 ohms correct? and i measure this by hooking a lead on the orange/blue and the other lead on white/blue correct?
sorry no manual here.
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