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

jumping rpm

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Old Jan 9, 2006 | 03:04 PM
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B-SerioUs EGg's Avatar
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Default jumping rpm

why would make the rpm need jump up and down weird.

***not the idle, just jumps around drastically***
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Old Jan 9, 2006 | 06:16 PM
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B-SerioUs EGg's Avatar
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Default Re: jumping rpm (Frosty R81)

TTT
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Old Jan 9, 2006 | 06:20 PM
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speedooo's Avatar
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Default Re: jumping rpm (Frosty R81)

check for bad connections
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Old Jan 9, 2006 | 06:21 PM
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Default

Many, Many, Many things.

What kind of car is it? Any Modifications? When does it do this? Whats the difference in the jumping? 200 Rpms? 1k? More information would be helpful.
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Old Jan 9, 2006 | 06:22 PM
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eXcelonTypeR's Avatar
 
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Default Re: jumping rpm (zildude182)

grounds. expecialy the ground on the thermostat housing, made mine jump around like crazy
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Old Jan 9, 2006 | 07:26 PM
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Default Re: jumping rpm (eXcelonTypeR)

tps sensor or map sensor gone bad ?
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Old Jan 9, 2006 | 07:39 PM
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Default Re: jumping rpm (drevinder)

vac leak?
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Old Jan 9, 2006 | 07:55 PM
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Default Re: jumping rpm (BoostedEMone)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Frosty R81 &raquo;</TD></TR><TR><TD CLASS="quote">why would make the rpm need jump up and down weird.

***not the idle, just jumps around drastically***</TD></TR></TABLE>

It helps when your clear with your questions.
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Old Jan 9, 2006 | 10:09 PM
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JDMCivicEF9's Avatar
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Default Re: jumping rpm (94_HATCH)

Hint!!! Check your distributor!
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Old Jan 10, 2006 | 09:41 AM
  #10  
B-SerioUs EGg's Avatar
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Default Re: jumping rpm (JDMCivicEF9)

1992 Civic SI Hatch

94 rebuilt B18B1

generic header, stock airbox

jumping all over the cluster. when im driving, would kill the car.
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Old Jan 10, 2006 | 02:21 PM
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From: Oklahoma City, Ok, USA
Default Re: jumping rpm (Frosty R81)

how rebuilt is it? is it rebuilt from a reliable person? bring it back to them and have them check it out...
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Old Jan 10, 2006 | 03:41 PM
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From: Fairfax
Default Re: jumping rpm (Frosty R81)

i just noticed that with mine too..there are times when i'm idle that the RPMs would start jumping around almost to 3k, definitely let me know when you find out..
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Old Jan 10, 2006 | 04:51 PM
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B-SerioUs EGg's Avatar
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Default Re: jumping rpm (tranzvision)

rebuilt by me.

i think it was a bad ground on the thermostat housing. because after i tighten that one down and a few others, its running better
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