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

help finding tach wire

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Old May 7, 2006 | 07:04 PM
  #1  
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From: austin, tx
Default help finding tach wire

i have 98 dx coupe and i installed a 00 cluster but the tach doesnt work, i think its because i chopped all the odb2 ecu plugs out and i converted it to odb1

does anyone know what socket number on the ecu odb1 that is for tach? i had an aftermarket tach in there but took it out because i didnt need it it was wired to the dizzy, now im boosted w/ b18b and i need a tach any help with getting my stock tach to work would be realllyy helpful

i tried wiring it to the blue wire that is on the firewall by itself but it didnt work
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Old May 7, 2006 | 08:00 PM
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From: Tokyo, Japan
Default

wat did you connect your rpm signal wire too on the aftermarket tach
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Old May 9, 2006 | 02:59 AM
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Default Re: (eg six)

to a wire that went to the distributor, i wired my factory tach to that but it act irrotic and randomly goes up and down when it wants to
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Old May 9, 2006 | 04:17 AM
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at the jetties fishin'
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Default Re: (b_serious)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by b_serious &raquo;</TD></TR><TR><TD CLASS="quote">to a wire that went to the distributor, i wired my factory tach to that but it act irrotic and randomly goes up and down when it wants to</TD></TR></TABLE>

ah yes! a wire that went to the distributor....sounds like a plan to me. I'll hook all my lights to a wire that goes to the battery and it should work like a charm too.


dude, come on, either give better info or go buy the haynes manual and look through the diagrams yourself.
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Old May 9, 2006 | 07:34 PM
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From: austin, tx
Default Re: (stackz)

to the wire that the aftermarket tach was connected to.. smart guy..
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Old May 10, 2006 | 04:10 AM
  #6  
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at the jetties fishin'
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From: james island, sc
Default Re: (b_serious)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by b_serious &raquo;</TD></TR><TR><TD CLASS="quote">to the wire that the aftermarket tach was connected to.. smart guy..</TD></TR></TABLE>

which is?????

I'm assuming you mean the blue wire but then you might have tried other wires that we dont know of...

did the aftermarket tach work properly when you had it spliced in after the obd conversion??
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Old May 10, 2006 | 04:46 PM
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Default Re: (stackz)

it was taken out before the odb1 conversion so i don't know
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Old May 10, 2006 | 04:49 PM
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Default Re: (b_serious)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by b_serious &raquo;</TD></TR><TR><TD CLASS="quote">to a wire that went to the distributor, i wired my factory tach to that but it act irrotic and randomly goes up and down when it wants to</TD></TR></TABLE>
Check the tach ground, make sure its got a good grounding point
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Old May 11, 2006 | 05:25 AM
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Default Re: (yellowrexsi)

same as distributor ground?
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Old May 11, 2006 | 07:30 AM
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Default

which ECU are you using?
which distributor?
which wire harness?
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Old May 11, 2006 | 10:49 AM
  #11  
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Default Re: (b_serious)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by b_serious &raquo;</TD></TR><TR><TD CLASS="quote">same as distributor ground?</TD></TR></TABLE>
try grounding it to the chassis. You might be getting interference
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Old May 11, 2006 | 02:04 PM
  #12  
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From: austin, tx
Default Re: (yellowrexsi)

using a 0db1 pr4 ecu and the stock odb2 ls dizzy, also the stock odb2 wireharness
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Old May 11, 2006 | 04:26 PM
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stock OBD2b wire harness?
or OBD2a wire harness?
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