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RE: I need imediate help please

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RE: I need imediate help please - 5/31/2008 12:25:09 PM   
HondaPhyco


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I cant go anywhere until my car is fixed, i have no cash, all i have is an electrical tester, there seems to be the same voltage at each injector. I was sufing and found that it could possibly be the main fuel pump relay, because the pump keeps running. Could that be it? whaere is it located?

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-1996 F22 2.2L Honda Accord LX
-Street Flow Air Intake Kit
-JDM Projector lens.
20% Tints, from THE TINT SHOP!
(The number one killer of HONDA engines......leaves)
GAS-"Why pay more for less when you can pay less for more"
CAR- Ferrari :)

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RE: I need imediate help please - 5/31/2008 3:14:39 PM   
PAhonda

 

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The main fuel relay is under the driver's side dash.  It is between the steering column and the center dash.  There is an excellent web page that is down right now, showing the location of that relay.

Can you be clearer when you describe the electrical testing.  You should have 12V at each connector for the injector.  he other wire should have infinite resistance to body ground when the key is in the II position.  Tell us what you found on both of these tests.

If you measure the resistance accross the two terminals of the injector, the resistance should be between 1.5 and 2.5 ohms.  They should all be similar.

The fuel pump has no way of cutting off at a certain pressure.  It should only stay on for a couple of seconds and that is controlled by the ECU.  You should pull the three pin connector under the spare tire lid.  That will cut off power to the fuel pump, so you don't lose any more gas.  If you turn the key to the II position, the blk/yel wire in that 3 pin connector in the trunk should only have power for a couple of seconds.  If that wire has power the whole time, either the main fuel relay is bad, or the ECU is messed up.

Report back on the voltage and ground at each injector connector.  Also the resistance of each injector.  And the power at the fuel pump power connector in the back of the car.


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1995 Accord EX MT

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RE: I need imediate help please - 6/1/2008 6:07:14 PM   
HondaPhyco


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I do not have a volt mter to test the Ohms on the injectors, and cash is low, (prom)....thatnk you for helpijg me first of all.

Ok well I found the main relay, after alittle searching. Grey and red at the bottom right?
Well if i open it will i see a burned circuit board?
As for the ECU, if its messed up will the CEL be on without a code because i jumpered the connection and im not getting a code, only for the SRS light, and non for the Abs light.
I doubt there is a way to test the relay, if the relay is bad it could cause the injector to be left open because they arnt being grounded?  because i read a couple cases about bad relays and i didnt find no problems like mine, only non starts and stalling.

    



_____________________________

-1996 F22 2.2L Honda Accord LX
-Street Flow Air Intake Kit
-JDM Projector lens.
20% Tints, from THE TINT SHOP!
(The number one killer of HONDA engines......leaves)
GAS-"Why pay more for less when you can pay less for more"
CAR- Ferrari :)

(in reply to PAhonda)
Post #: 18
RE: I need imediate help please - 6/1/2008 7:07:49 PM   
nafango2


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sounds to me like the injector triggers are grounding out. follow the wires that come from the injectors. follow them all the way to the ECU. look for somewhere that the insulation could have rubbed through and its rubbing against the body or another wire with the insulation removed.

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96 Accord LX 4cyl. 4dr AT w/o vtec (F22B2)
Security System / Keyless entry

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Post #: 19
Injectors arent closing? Help me - 6/2/2008 1:00:37 PM   
HondaPhyco


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doesnt the main relay ground out the Injectors? Well in that case i removed the main relay, and took off the cover, the circuit had some brown stuff on it but it didnt look too serious, I put the relay back in and put the car on II i held it and heard and felt the relay click, should it click twice to open and close the connection? Also i did the test on the injectors and since i didnt have a Ohm meter I basically put a volt tester on it ( the one that looks like a scew driver with the light) put the car in the II position and the light didnt flash twice as its suppose to, the light stayed on and never flashed.
so is it the ECU or the Relay?
or something else?

Thank you guys and im trying my best.

< Message edited by HondaPhyco -- 6/2/2008 1:02:04 PM >


_____________________________

-1996 F22 2.2L Honda Accord LX
-Street Flow Air Intake Kit
-JDM Projector lens.
20% Tints, from THE TINT SHOP!
(The number one killer of HONDA engines......leaves)
GAS-"Why pay more for less when you can pay less for more"
CAR- Ferrari :)

(in reply to nafango2)
Post #: 20
RE: Injectors arent closing? Help me - 6/2/2008 1:22:55 PM   
PAhonda

 

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That volt tester will not flash if you are testing the red/blk wire.  The injectors always have 12V on the one plug, and it never changes.  The other side completes the circuit by switching to ground.  This side is what turns the injector on and off.

Are you testing the voltage with the electrical connector off of the injector?  If that volt tester can detect voltage by touching the wire, hook up the injectors and probe the wire that is NOT the red/blk wire.  It should flash the light on your volt tester.


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1995 Accord EX MT

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Post #: 21
RE: Injectors arent closing? Help me - 6/2/2008 5:44:14 PM   
HondaPhyco


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exactly what do you mean by probe, and you want me to connect the plugs back to the injectors?

if not: I did test it and got no voltage from the non blk/red side.


_____________________________

-1996 F22 2.2L Honda Accord LX
-Street Flow Air Intake Kit
-JDM Projector lens.
20% Tints, from THE TINT SHOP!
(The number one killer of HONDA engines......leaves)
GAS-"Why pay more for less when you can pay less for more"
CAR- Ferrari :)

(in reply to PAhonda)
Post #: 22
RE: Injectors arent closing? Help me - 6/2/2008 8:40:05 PM   
JimBlake

 

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IF you can make contact with the wires while it's plugged in, it should be like this:
Put the black wire of the meter on a good ground.
Red/black wire should have voltage all the time.
The other wire of each injector should switch quickly between voltage & none.

If you test it with the wires unplugged...
Black wire of meter on ground again.
Red/black wire should still have voltage all the time.
Now set the meter to "Continuity".  Other wire should switch quickly between continuity & NOT.


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'03 Accord & '07 Civic
'01 Saab 9³ & '05 9²x

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Post #: 23
RE: Injectors arent closing? Help me - 6/4/2008 8:20:42 PM   
HondaPhyco


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Well I did test the other wire, the non black and red side. There is no blink at start up.
so is it the relay or the ECU, that sound like the two main culprits. This test was done with the wire off the injectors. Also I was looking on Ebay for injector resisters and found a picture of thing right by the connection to the windshield wipers, the thing with hte ridges, i had no idea that had something to do with the injectors. Is that any possibliity.


_____________________________

-1996 F22 2.2L Honda Accord LX
-Street Flow Air Intake Kit
-JDM Projector lens.
20% Tints, from THE TINT SHOP!
(The number one killer of HONDA engines......leaves)
GAS-"Why pay more for less when you can pay less for more"
CAR- Ferrari :)

(in reply to JimBlake)
Post #: 24
RE: Injectors arent closing? Help me - 6/5/2008 12:05:14 AM   
PAhonda

 

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Your are not testing the grounding side of the injectors correctly.  JimBlake assumed that you had a digital volt meter.

If you can get to a radio shack, pick up a small 8 watt bulb, a simple base to screw the bulb into, some wire with aligator clips.  It can''t cost more than $5.  A digital volt meter would cost you ~$15.

You basically want to hook up the light in place of the injector.  If the light flashes when you are trying to start the car, the ECU is fine.

For an example of the bulb I''m talking about, look at the tegger site.  http://www.tegger.com/hondafaq/igniter-operation/test-hookup-bulb-on.jpg

That is a test for an ignitor, but you get the idea of what the test light looks like.  You might need to break a paperclip in half to stick in the injector connector to be able to use the alligator clips.


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1995 Accord EX MT

(in reply to HondaPhyco)
Post #: 25
RE: Injectors arent closing? Help me - 6/5/2008 6:11:43 AM   
JimBlake

 

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Yeah, I assumed you had a meter - I wasn''t paying attention to everything in earlier posts.  The ground side of the circuit has to be tested for continuity, not voltage. 

If you''re using a test lamp, hook it up BETWEEN the 2 wires for each injector.

A multi-meter is a good tool to have.


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'03 Accord & '07 Civic
'01 Saab 9³ & '05 9²x

(in reply to PAhonda)
Post #: 26
RE: Injectors arent closing? Help me - 6/7/2008 11:34:35 AM   
HondaPhyco


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okwell i did the light bulb test and the light did not flash it stayed on.

_____________________________

-1996 F22 2.2L Honda Accord LX
-Street Flow Air Intake Kit
-JDM Projector lens.
20% Tints, from THE TINT SHOP!
(The number one killer of HONDA engines......leaves)
GAS-"Why pay more for less when you can pay less for more"
CAR- Ferrari :)

(in reply to JimBlake)
Post #: 27
RE: Injectors arent closing? Help me - 6/7/2008 5:41:54 PM   
HondaPhyco


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OK before i get get this straight you guys need to let me know, is the relay ok?
OK for the testing if i plug the bulb in both sides of the injector connection and turn then, key to the on position should that tell me if the ECU is OK? remeber i cannot start the car.




_____________________________

-1996 F22 2.2L Honda Accord LX
-Street Flow Air Intake Kit
-JDM Projector lens.
20% Tints, from THE TINT SHOP!
(The number one killer of HONDA engines......leaves)
GAS-"Why pay more for less when you can pay less for more"
CAR- Ferrari :)

(in reply to HondaPhyco)
Post #: 28
RE: Injectors arent closing? Help me - 6/9/2008 5:57:22 AM   
JimBlake

 

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Put the light between the red/black wire & ground.
Key on, it should light up solid.

Then put the light between the 2 injector wires.  Key ON it should NOT light up.


< Message edited by JimBlake -- 6/9/2008 5:59:12 AM >


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'03 Accord & '07 Civic
'01 Saab 9³ & '05 9²x

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Post #: 29
RE: Injectors arent closing? Help me - 6/9/2008 12:10:06 PM   
HondaPhyco


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ok they are both giving me a light. did you see the part of the post where i said fuel pump runs non stop.

_____________________________

-1996 F22 2.2L Honda Accord LX
-Street Flow Air Intake Kit
-JDM Projector lens.
20% Tints, from THE TINT SHOP!
(The number one killer of HONDA engines......leaves)
GAS-"Why pay more for less when you can pay less for more"
CAR- Ferrari :)

(in reply to JimBlake)
Post #: 30
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