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Subject: "car wont start....electrical problem.... please help!!!!" Previous topic | Next topic
jasonleeMar-04-04 01:46 PM
Member since Jul 09th 2003
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#69950, "car wont start....electrical problem.... please help!!!!"




          

ok, heres the deal... it turns over, i get spark, but the fuel pump relay and the MFI relay arent getting power to switch them on.

if i use a jumper over the pins at the relays to make the connection, they both work, and the car starts for a second but dies.

i have a 97 eclipse engine wiring harness and ecu out of a car that had anit theft, with a first gen engine, in a 96 doge avenger that did not have anti theft......

could the problem be due to my car not being wired for the anti theft??


  

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Replies to this topic
RE: car wont start....electrical problem.... please help!!!!, turbo8u, Mar-04-04 01:54 PM, #1
RE: car wont start....electrical problem.... please help!!!!, jasonlee, Mar-04-04 02:02 PM, #2
      RE: car wont start....electrical problem.... please help!!!!, turbo8u, Mar-04-04 02:06 PM, #3
           RE: car wont start....electrical problem.... please help!!!!, 96eclipse2nr, Mar-04-04 02:12 PM, #4
           RE: car wont start....electrical problem.... please help!!!!, jasonlee, Mar-04-04 03:44 PM, #5
                RE: car wont start....electrical problem.... please help!!!!, jasonlee, Mar-05-04 05:04 AM, #6

turbo8uMar-04-04 01:54 PM
Member since Jun 15th 2003
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#69951, "RE: car wont start....electrical problem.... please help!!!!"
In response to Reply # 0




          

if it was wired up for the anti theft, it wouldnt have started at all. does it just crank and crank? this is a 4g63 i presume (after that awd swap) so i cant help you much emoji
_________
96 talon esi-t
san clemente, ca


as needles of ice
are the ill winds' talons
the coldest of shadows
they seep unto the bone

  

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jasonleeMar-04-04 02:02 PM
Member since Jul 09th 2003
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#69952, "RE: car wont start....electrical problem.... please help!!!!"
In response to Reply # 1




          

yes... it is the 4g63.. everything for the AWD is done... but it just wont start...

it cranks... and i have spark, but the injectors arent pulsing and the fuel pump wont pump......

but if i jump the relays they do work... but it starts then dies right away

  

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turbo8uMar-04-04 02:06 PM
Member since Jun 15th 2003
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#69953, "RE: car wont start....electrical problem.... please help!!!!"
In response to Reply # 2




          

Originally posted by jasonlee
yes... it is the 4g63.. everything for the AWD is done... but it just wont start... it cranks... and i have spark, but the injectors arent pulsing and the fuel pump wont pump...... but if i jump the relays they do work... but it starts then dies right away


damn dude, i seriously dont know jack shit about the 4g6 so my wild guess is yes, you might need to figure out that alarm situation. does the car cut power to the mfi relay and fuel pump when the alarm is activated?

getting fuel pressure? how do you know you're getting spark?



_________
96 talon esi-t
san clemente, ca


as needles of ice
are the ill winds' talons
the coldest of shadows
they seep unto the bone

  

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96eclipse2nrMar-04-04 02:12 PM
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#69954, "RE: car wont start....electrical problem.... please help!!!!"
In response to Reply # 3
Mar-04-04 02:13 PM by 96eclipse2nr

          

NM, didnt read carefully

-----------------------------------------
2011 Nissan Xterra Pro-4x

2007 Kawasaki Ninja 650R

1996 Mitsubishi Eclipse RS-NX 75 shot, AEM CAI, P&P t/b and intake mani-SOLD

1964 Buick Electra 225-all original, all power options, 325hp, 445ft/lbs tq

  

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jasonleeMar-04-04 03:44 PM
Member since Jul 09th 2003
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#69962, "RE: car wont start....electrical problem.... please help!!!!"
In response to Reply # 3




          

well, i took a plug out, and grounded it.. sparks were good...

both relays have power, but on the side that goes to the ecu.. thats the ground side.... its not getting a ground...

i tapped into that wire, and grounded it, and the relay works then, but the fuel pump runs continously, and the car will only start then die that way...

also no lights on the dash light up when i turn on the car.. like oil, check engine, and srs... like how they normaly turn on for a few seconds then shut off... i dont get anything


  

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jasonleeMar-05-04 05:04 AM
Member since Jul 09th 2003
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#69976, "RE: car wont start....electrical problem.... please help!!!!"
In response to Reply # 5




          

well, figured that problem out....now i have to go talk in the turbo forum and figure out some stuff in there...

still no guages work except my tach. boost dont show, fuel pressure, coolant or anything

but it will start and run.... with a high idle. i have a vacum leak i have to work out i think

  

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