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Re: Having issues with my EZ EFI [Re: Slipknot440] #1080190
09/28/11 09:49 PM
09/28/11 09:49 PM
Joined: Aug 2003
Posts: 11,179
Atco NJ
DJVCuda Offline
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Quote:

keyed directly to the ignition switch, and I'm not getting any error codes. I took pics of my computer at 1400 rpms and a few just at idle, 800 rpms (but set to 900). First 4 pics are at 1400 next for at at 800. do my numbers look normal?




My car would not run with it tied direct to the switch - run that direct to the battery and see if it runs - mine was night and day.




get an image of the " INFO " screen - it shows your interference - it will show you

Re: Having issues with my EZ EFI [Re: Slipknot440] #1080191
09/29/11 12:23 PM
09/29/11 12:23 PM
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Posts: 780
Woodinville, WA
Viol8r Offline
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Quote:

2




Notice your TPS is at 4%......??? I am guessing this is after you have driven it. This is why you are 1400rpm's. Your throttle is either not returning to neutral position for some reason.

This should not be happening. When its running at 1400, pull the throttle(at the throttle body) back to neutral position. Maybe its hanging up or your spring is failing. If its at neutral position at 1400 then you have some electrical interference. That is dead giveaway when your TPS can't hold 0%.

After looking closer, it looks like these shots are taken while the engine is cold....none the less, the TPS is still something to check. We would like to see what it is doing at temperature.

Last edited by **MS68EFI**; 09/29/11 12:49 PM.

1968 Pro-Touring Dodge Charger
*2011 Optima Ultimate Street Car Challenge Invitee
http://www.popularhotrodding.com/features/1203phr_1968_dodge_charger/index.html
Re: Having issues with my EZ EFI [Re: Viol8r] #1080192
09/29/11 04:21 PM
09/29/11 04:21 PM
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Posts: 2,255
IL
furious70 Offline
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depends on where his TPS is set against the stop. My 'idle' TPS position is 20% and WOT is 93%. I have a Ford 5.0 style TB with modified throttle cable arms on mine, not a carb style. My classic fast has parameters for both so it doesn't matter. Don't know how EZ handles it.


70 Sport Fury
68 Charger
69 Coronet
72 RR
Re: Having issues with my EZ EFI [Re: furious70] #1080193
09/29/11 06:09 PM
09/29/11 06:09 PM
Joined: Mar 2004
Posts: 3,287
Dalton, MA
Slipknot440 Offline OP
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that 1400 was me holding the pedal down so the care wouldn't stall. I pulled the fuel pump and cleaned the filters as well as the sending unit and made sure that was clean. Now if it would stop raining I could probably see if it it helped at all. Does keying it on through the ignition switch cause that much extra noise? I figured as long as it was powered directly through the battery I'd be good to go.

Re: Having issues with my EZ EFI [Re: Slipknot440] #1080194
09/29/11 07:02 PM
09/29/11 07:02 PM
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Posts: 780
Woodinville, WA
Viol8r Offline
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Yes it does. I would directly wire it to the battery with an on/off switch for now. It's an easy check.


1968 Pro-Touring Dodge Charger
*2011 Optima Ultimate Street Car Challenge Invitee
http://www.popularhotrodding.com/features/1203phr_1968_dodge_charger/index.html
Re: Having issues with my EZ EFI [Re: Viol8r] #1080195
09/30/11 07:45 AM
09/30/11 07:45 AM
Joined: Aug 2003
Posts: 11,179
Atco NJ
DJVCuda Offline
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Quote:

Yes it does. I would directly wire it to the battery with an on/off switch for now. It's an easy check.




Thats what I did and it was night and day.

FAST stated, and it was correct that all the " noise" generated from the ignition switch was causing an interference.

Pull a direct feed from the battery and see how it goes - Mine would not run right, and load up until I did that.


and post a picture of the info page - it will show how much interference there is - ( over 20 and its bad )

Re: Having issues with my EZ EFI [Re: DJVCuda] #1080196
10/02/11 09:02 PM
10/02/11 09:02 PM
Joined: Aug 2003
Posts: 11,179
Atco NJ
DJVCuda Offline
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or



which was it this weekend??

lol

Re: Having issues with my EZ EFI [Re: DJVCuda] #1080197
10/07/11 07:39 AM
10/07/11 07:39 AM
Joined: Aug 2003
Posts: 11,179
Atco NJ
DJVCuda Offline
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Quote:



or



which was it this weekend??

lol







Re: Having issues with my EZ EFI [Re: DJVCuda] #1080198
10/07/11 10:33 AM
10/07/11 10:33 AM
Joined: Mar 2004
Posts: 3,287
Dalton, MA
Slipknot440 Offline OP
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rained all weekend including monday, and tuesday. I don't have a garage until oct 31 so the car is sitting patiently waiting for a new seal for the gas tank. I pulled the sending unit and electric pump to make sure they were clean (they weren't) and found my seal to have a few little tears in which would probably explain the few drops of gas in the driveway. Hopefully I'll have time saturday to play around

Re: Having issues with my EZ EFI [Re: Slipknot440] #1080199
10/08/11 05:16 PM
10/08/11 05:16 PM
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Dalton, MA
Slipknot440 Offline OP
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How would you recommend moving the "12v switched on" wire? Just connect it to the battery with an on/off toggle switch? If that's the case would I key the car on first then hit the switch?

Re: Having issues with my EZ EFI [Re: Slipknot440] #1080200
10/08/11 09:54 PM
10/08/11 09:54 PM
Joined: Aug 2003
Posts: 11,179
Atco NJ
DJVCuda Offline
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Quote:

How would you recommend moving the "12v switched on" wire? Just connect it to the battery with an on/off toggle switch? If that's the case would I key the car on first then hit the switch?




you can run a relay from the swtich, to get away from the noise, or have a toggle switch you have to use after you key power on


rig it direct to the bat, and fire it - i bet it will be night and day and will actually run

Re: Having issues with my EZ EFI [Re: DJVCuda] #1080201
10/09/11 09:58 AM
10/09/11 09:58 AM
Joined: Oct 2011
Posts: 2
St. Louis
nihil Offline
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St. Louis
Signed up on the board just to subscribe to this thread. I've been considering EZEFI for my `68 Charger R/T with mostly stock 440 (light bore when rebuilt many years ago). Looking forward to seeing how this works out.


`68 Charger R/T `02 A4 1.8TQMS `97 Jeep TJ
Re: Having issues with my EZ EFI [Re: DJVCuda] #1080202
10/09/11 11:09 AM
10/09/11 11:09 AM
Joined: Oct 2010
Posts: 183
Eden, Texas
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Strawdawg Offline
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Quote:

Quote:

How would you recommend moving the "12v switched on" wire? Just connect it to the battery with an on/off toggle switch? If that's the case would I key the car on first then hit the switch?




you can run a relay from the swtich, to get away from the noise, or have a toggle switch you have to use after you key power on


rig it direct to the bat, and fire it - i bet it will be night and day and will actually run




everything we read, including the FAST manual, say this is imperative. Try his suggestion with a direct connection. Making it switched will be easy if this works...it has to improve the reliability no matter what.


Steve
Re: Having issues with my EZ EFI [Re: Strawdawg] #1080203
10/09/11 05:57 PM
10/09/11 05:57 PM
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Posts: 3,287
Dalton, MA
Slipknot440 Offline OP
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I'll take of this tomorrow...hopefully i'll have my new gas tank seal and will get it fired tomorrow at well

Re: Having issues with my EZ EFI [Re: Slipknot440] #1080204
10/10/11 06:02 PM
10/10/11 06:02 PM
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Posts: 3,287
Dalton, MA
Slipknot440 Offline OP
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Fired it up after having to jump start it. Took my foot off the gas to unhook the cables and it died. Tried to start it again...not happening. Jumped it again, ran it for about 5 mins with my foot on the gas (1500 rpms) seemed fine until I took my foot off the gas and it died again. Tried to start it battery was dead again. Think I may need a new battery now. Battery was only registering 13.2 volts, not it's usual 14ish

Re: Having issues with my EZ EFI [Re: Slipknot440] #1080205
10/10/11 08:31 PM
10/10/11 08:31 PM
Joined: Aug 2003
Posts: 11,179
Atco NJ
DJVCuda Offline
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are you still running it through the ignition switch?

Re: Having issues with my EZ EFI [Re: DJVCuda] #1080206
10/10/11 10:13 PM
10/10/11 10:13 PM
Joined: Mar 2004
Posts: 3,287
Dalton, MA
Slipknot440 Offline OP
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put a toggle switch like you guys suggested. I had to drive the car 75 miles with no charging a few months a go and have jump started about 10 times before I got the new wiring harness in

Re: Having issues with my EZ EFI [Re: Slipknot440] #1080207
10/11/11 07:16 AM
10/11/11 07:16 AM
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East Brunswick, NJ
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finadk Offline
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It sounds like the problem lies in the charging system not the EFI.


Scott 1956 Dodge Custom Royal Lancer (408 Stroker, 4 Wheel Disc Brakes, Rack & Pinion, 6 speed) 2002 Dodge Ram 1500 Quad Cab 1976 Corvette
Re: Having issues with my EZ EFI [Re: finadk] #1080208
10/11/11 12:08 PM
10/11/11 12:08 PM
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Posts: 780
Woodinville, WA
Viol8r Offline
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You are now dealing with a clean 12v signal from the battery and it's telling you the battery is not charged enough for the system, thus it shuts off. You have got to get that charging system figured out before you deal with the EFI system. Watch you did not foul your plugs again holding it at 1500.


1968 Pro-Touring Dodge Charger
*2011 Optima Ultimate Street Car Challenge Invitee
http://www.popularhotrodding.com/features/1203phr_1968_dodge_charger/index.html
Re: Having issues with my EZ EFI [Re: Viol8r] #1080209
10/11/11 04:09 PM
10/11/11 04:09 PM
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Posts: 3,287
Dalton, MA
Slipknot440 Offline OP
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i think i fried the battery. I had so many electrical problems that I had a whole new wiring harness installed to eliminate electrical issues.

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