GS - 1st Gen (1993-1997) Discussion about the first generation GS300

Car shuts off/on by it self randomly. What could be the problem??

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Old 05-31-04, 11:38 AM
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DroppedGS
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Default Car shuts off/on by it self randomly. What could be the problem??

I have a 94 Lexus GS300. Im having a problem my car. Its shuts off and then cuts back on by it self randomly while im riding down the street. Sometimes it shuts off and then I will have to crank it back on, but it starts right back on without a problem. What could be the problem??
Old 05-31-04, 11:29 PM
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indypwr
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sound like an electrical problem to me.........but try to confirm with yr local mechanic.
Old 05-31-04, 11:32 PM
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Wald GS
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Check your idle... It could also be a clogged air filter..
Old 06-01-04, 11:15 AM
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mmarshall
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Lightbulb Keep the tank full

If it is not an electrical or ignition problem, then you may just be letting your gas tank get too low. With a lot of fuel-injected cars, if you let it get down to a quarter-tank or lower, going around turns you can get unporting of the pick-up hole as the gas sloshes around in the tank. When this happens, the fuel pump sucks air ( or a vacuum ) and the engine can stall. Once you stop and the level settles back down again the pick-up hole is once again filled with gas and the fuel pump recharges the injectors again.
Old 06-01-04, 11:31 AM
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link13
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Do you see a Check Engine light associated with the car shutting off?
Old 06-01-04, 02:16 PM
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Jmai22
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Default Re: Keep the tank full

Originally posted by mmarshall
If it is not an electrical or ignition problem, then you may just be letting your gas tank get too low. With a lot of fuel-injected cars, if you let it get down to a quarter-tank or lower, going around turns you can get unporting of the pick-up hole as the gas sloshes around in the tank. When this happens, the fuel pump sucks air ( or a vacuum ) and the engine can stall. Once you stop and the level settles back down again the pick-up hole is once again filled with gas and the fuel pump recharges the injectors again.
i drive my car way below the line all the time, i don't think this is a problem with the first gen gs. they picked a good spot for the outlet hole.
Old 06-01-04, 06:56 PM
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DroppedGS
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Originally posted by link13
Do you see a Check Engine light associated with the car shutting off?
Yes the check engine light comes on and off... My check engine light has been on for the past week.
Old 06-01-04, 10:12 PM
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Leets
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sounds like what used to happen with my GS. Poor baby spent three days in the shop. It was the last straw that forced me to leave her. I hope you have a better outcome.
Old 06-02-04, 06:30 AM
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Maybe fuel filter? fuel pump?

Bad MAF ?
Old 06-02-04, 07:29 AM
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Wald GS
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Default Re: Re: Keep the tank full

Originally posted by Jmai22
i drive my car way below the line all the time, i don't think this is a problem with the first gen gs. they picked a good spot for the outlet hole.
But your check engine light is always on. hahah
Old 06-02-04, 01:44 PM
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Jmai22
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Default Re: Re: Re: Keep the tank full

Originally posted by LexAristo
But your check engine light is always on. hahah
its my egr valve that i haven't had time to change yet.
Old 06-02-04, 01:49 PM
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link13
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Dropped GS, it sounds similar to what my '94 does, but mine doesn't shut off. I believe that it is the EGR valve, but I am going to pull the code this weekend.
Old 04-23-06, 05:46 AM
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ilikemygs
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i have the same prob. on my gs. first electrical goes out then then the car dies. but i start it back up. and its on. anybody know anything? p.s. no engine light thats on.
Old 04-23-06, 09:14 AM
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Jmai22
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if your just losing power and your sure its not an idle problem, its more than likely a loose ground wire. check the battery
Old 04-23-06, 02:44 PM
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shoaf213
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I saw this movie ....."Christine", right?.....Crazy stuff man, at least it'll always look good


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