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Sean Posted on Oct 09, 2016

91 Saturn SL starts then stalls unplug number 1 injector and it runs

  • oilyspill
    oilyspill Oct 09, 2016

    How did you know to unplug fuel injector on numder 1 cylinder?
    Do you think the number one injector is faulty? Have you tried switching that injector to another cylinder, to see if problem follows the injector, itself?

  • Sean Oct 09, 2016

    I got lucky. I have not swapped the injectors. I'm thinking I can test the resistance 2-4 ohms from what I've seen online. But if it is a short to ground I'm not sure where to chase it down too? I need a wiring diagram

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5 Related Answers

Anonymous

  • 1 Answer
  • Posted on Nov 27, 2008

SOURCE: 99 Saturn SL 1 stall on startup

I'm not sure what I did, but after I had cleaned out the throttle body (I'm sure thats not what did it, since it was pretty clean to begin with) and took it for a drive it was jerking alot and the check engine light had come on, I took another look and seen I had not plugged back in a sensor thing (I assume thats what it was LOL) which after plugging back in fixed the check engine light and the jerking. As for the stall out on start up thats gone and replaced with a new problem. When I start the car now it roars to life and the rpm thingy jumps up to 3000 and slowly works its way back down to 1500 which is higher than it ran before I fiddled with the throttle body. I'm assuming I bumped something while putting it back together. also when i put it in park or slow down alot it jumps way up as well. So no more startup problems now I have a gas guzzling problem LOL. Is this going to hurt my car any or am I simply burning up more gas than needed and nothing more?

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Anonymous

  • 37 Answers
  • Posted on Feb 08, 2009

SOURCE: 91 honda civic dx. Starts, runs for a few seconds then stalls

Try pounding on the gas tank with a rubber mallet or similar tool. (careful not to dent the tank) Try starting it. If it runs, replace the fuel pump (it's nfg). I've diagnosed numerous fuel pumps this way. Remember the pump needs to be replaced, if you drive it, you don't know when it'll fail for good. Hope this helps. Please post the results.

Anonymous

  • 124 Answers
  • Posted on Mar 11, 2009

SOURCE: 2000 Saturn SL1 started stalling after rear brakes replaced.

check and see where he jacked the car up. he could have smashed the fuel lines

Anonymous

  • 186 Answers
  • Posted on May 11, 2009

SOURCE: solution for 1998 saturn sl

Hello DTC P0341 & P0133 very common saturn Codes.You need to check condition of Plugs & wires,If not New Replace All Plugs & Wires,also I would replace the #1#4 Coil for the P0341.For the P0133 Reaplce your front O2 sensor with an OEM sensor,not an aftermarket.

Anonymous

  • 186 Answers
  • Posted on May 12, 2009

SOURCE: will not start after it stalls untill about 5-10 minutes

Your problem is most likey your intake gasket.They have a problems on the SOHC engines where the intake gasket shifts & starts leaking vacuum at the #1 intake runner causing a missfire on Cylinder #1.While the engine is Idling buy some throttle plate cleaner & spray throttle cleaner down at the #1 Intake runner where the intake meets the head.If engine stalls or runs rougher that's your problem.I have replaced dozens of those gaskets for tha reason!! They have a beter design gasket through saturn parts.It has a coating on it to prevent reoccurance.Also you should check you Coolant Temp Sensor,if it's ceramic it's most likely bad.Replacement is brass from saturn.Good Luck

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Related Questions:

1helpful
1answer

I need a wiring diagram for a 91 Saturn SL. DOHC? Injection and sensors. I unplug #1 injector it runs I plug it in it dies.

I would ohm check the injectors with a multi meter. If the #1 injector is significantly different than the other three than you found the problem. The other possibility is the dark green wire is shorted to ground. All the injectors are supplied power by the pink with black wire. Each injector is then controlled by the pcm. If the dark green wire is not shorted to ground than a noid light would be needed to see if the PCM driver for that injector has failed allowing the injector to stay permanently on and essentially flooding the engine until it stalls.

I’m happy to assist further over the phone at https://www.6ya.com/expert/jeremy_d728a59f986299fa

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Saturn sl 1992 no fuel to injectors

1(test pump fuel
2)fuel line test by sucking .3)air sucked up 4) no fuel in tank air leak in line 5) line obstructed vacuum lock in tank 6) fuel pump defective.
God bless you
0helpful
1answer

I have a 1998 saturn SL2 with a LL1.9LL4 engine, want to switch out with a 1998 saturn SW2SW wagon with a 16 valve twin cam will this work? SL2 engine blown, SW2SW ****** is going!

If you are replacing a DOHC 1998 engine with another DOHC 1998 engine yes it will work. Saturn only made two engines from 91-99 and they all had the same block, difference some were SOHC and others were DOHC. The number "1" after SL or SC or SW means SOHC while the number "2" after SC or SL or SW means a DOHC.

Note if one is an auto and the other manual you are going to have to swap the flywheel/ring gear stuff over.
0helpful
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1999 SATURN SL RECENTLY STARTED STALLING INTERMITTENTLY. IT STALLS AFTER DRIVING SHORT DISTANCES. AT FIRST IT WAS ONCE DURING A REGULAR DRIVING DAY. STALLS ON REGULAR ROADS AND THRUWAY DRIVING. IF YOU...

did your mechaniic check the fuel injectors, it very possibly could be 1 of them acting up, also have your mechanic to give your vehicle a fuel pressure test, this will tell if the pressure is within the specs for the year and engine size that you have. also have him to check the coil, or coils, 1 of them could be heating up, and breaking down, and after cooled for a while, they have been known to work again, untill they heat up again. also have him to check the fuel pump relay to see if it is getting bad, he might have to tempoarily replace it with another one just to see if it is acting up.
0helpful
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I have a 2001 Saturn SL1. It has problems starting, you have to have the gas pedal to the floor and crank it a couple times, and it will start but smokes and gas milage is terrible. Check engine light came...

Hello: The number one injector could be stuck open. to check you will have to remove fuel rail with injectors attached, energize fuel pump with key off and see if #1 injector drips/sprays fuel. YOU COULD ALSO SWAP #1 AND #2 injector and see if the misfire goes to #2 cylinder.
0helpful
1answer

QUESTION: I have a 97 Saturn SL 2 179,000 miles

You need to change your ECTS and it's connector if it has gunk and corrosion in it. Change the ECTS to the brass tipped one and get rid of the plastic tipped one in the car.

Also change your Thermostat which is located inside the lower radiator hose on the engine block. Sounds like your car is running itself rich because it thinks it is cold and flooding itself (hence the full throttle which is a "clear flood mode" and shuts off the injectors while starting).
0helpful
1answer

93 Saturn SL was running a little rough, would

sounds like you have some bad injectors. if your smelling fuel it sound like one of them are stuck open. that would cause it to run rough. i think the injectors are like 35 each i would put them in and run a fuel system cleaner and put a new fuel filter when you do all that.. if you do it yourself it should run you about 180 to 200. Its not that hard to do. If a shop was to do it it could cost up to 500
0helpful
1answer

2000 Saturn SL1 started stalling after rear brakes replaced.

check and see where he jacked the car up. he could have smashed the fuel lines
0helpful
2answers

Will not start after it stalls untill about 5-10 minutes

spray carb cleaner on the intake manifold near cylinder 1... common problem is the intake manifold gasket leaks vacuum causing a misfire...the not starting could be due to a faulty crank sensor
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