how do i check ecu codes

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hungryjoseph
Posts: 1465
Joined: Tue Nov 07, 2006 2:46 pm
Car: s13 with rb25 and s13 with s14sr20

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How do i check for ecu codes on an s14 sr20det "na" ecu?


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fast_s13
Posts: 737
Joined: Sun Feb 23, 2003 2:28 pm

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i dont have my fsm on me right now but i know it flashes the check engine light on the dash

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hungryjoseph
Posts: 1465
Joined: Tue Nov 07, 2006 2:46 pm
Car: s13 with rb25 and s13 with s14sr20

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i checked the fsm but i can't find where it tells me how

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schanne
Posts: 1281
Joined: Sun Sep 24, 2006 4:39 pm
Car: 93 Hatch-Sr20

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http://www.performanceforums.c...27220

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hungryjoseph
Posts: 1465
Joined: Tue Nov 07, 2006 2:46 pm
Car: s13 with rb25 and s13 with s14sr20

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schanne wrote:http://www.performanceforums.c...27220
thanks, heres what i got

Quote »Firstly, locate the CONSULT connector. It is in the driver's side foot-well fuse compartment (the socket at the bottom on RHD cars). With the engine OFF, bridge the two pins on the top row on the right (or nearest the door is another way to put it). Now, watch the "Check Engine" light (MIL) as you start the car. There are two kinds of "flashes" and two kinds of "gaps"[/quote]what/where is the consult connector? what does he mean by bridging?

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fast_s13
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Joined: Sun Feb 23, 2003 2:28 pm

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consult connector is like a obd port..and bridging is putting a jumper wire between those two wires to connect the circuit

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hungryjoseph
Posts: 1465
Joined: Tue Nov 07, 2006 2:46 pm
Car: s13 with rb25 and s13 with s14sr20

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Ok, I did this and I got no engine light, my problem right now is that the car is idling high, like 1200 - 1300 (yes i adjusted the idler screw) and theres some popping/misfiring going on at idle

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schanne
Posts: 1281
Joined: Sun Sep 24, 2006 4:39 pm
Car: 93 Hatch-Sr20

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check and/or replace all fuses. I have a buddy in town with a sr having the same problem for a while trying to figure it out replacing wrong parts. It was a fuse....

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hungryjoseph
Posts: 1465
Joined: Tue Nov 07, 2006 2:46 pm
Car: s13 with rb25 and s13 with s14sr20

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which fuse was it? I checked every one of them because the light for my clock and the buttons around the steering wheel stopped working,. and they all seemed fine, and when you say same problem? do you mean the high idle and misfire or the ecu not giving the codes

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surfer240sx
Posts: 308
Joined: Fri Dec 01, 2006 6:46 pm
Car: 90 240sx sr20det

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it was the engine control fuses in the enging bay fuse box

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hungryjoseph
Posts: 1465
Joined: Tue Nov 07, 2006 2:46 pm
Car: s13 with rb25 and s13 with s14sr20

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that caused the high idle and misfire? or the ecu to not give codes?


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