93 GS300 rough running, stumbles when accelerating after water sprayed on engine

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11-20-12, 08:01 PM

#16

TRENTIMUS

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300 per tank .i typoed lol ghats awesome I'm only getting 265 miles per tank.that was before the mis started

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11-21-12, 03:44 PM

#17

TRENTIMUS

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I got NGK platinum plugs I got Magnecor wires already did the distributor cap and rotor and get ting it done tonight wish me luck. thanks for the a tips

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11-21-12, 09:43 PM

#18

2GSC300

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Good deal. Knock it out

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11-21-12, 09:44 PM

#19

TRENTIMUS

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FIXED!!

plugs, wires viola!

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11-21-12, 09:45 PM

#20

TRENTIMUS

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Two plugs, ceramic cracked severe burns all the way through the spark plug boot!!

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11-21-12, 09:49 PM

#21

2GSC300

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Good job!! Hopefully, i tshould have made a difference.

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12-02-12, 06:30 AM

#22

DLCs

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Same happened here... Checked, cleaned out and cleaned off plugs... Problem FIXED...

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12-02-12, 08:09 AM

#23

TRENTIMUS

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Well all is fixed

325 miles per tank ,no miss, and a very happy lexus owner.just a note Denso platinum plugs, and magnecore wires.very smooth performance.

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12-02-12, 08:11 AM

#24

TRENTIMUS

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Thanx to all, much love to all fellow lexus lovers

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12-03-12, 02:10 AM

#25

2GSC300

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Hope you didn't forget to replace the oil oring on the distributor too

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12-03-12, 11:30 AM

#26

Diemellz

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Has anyone GS ever shut off when u come to a complete stop "red light"?

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12-05-12, 01:43 PM

#27

AlpineAuto

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Yea spark plugs are a b****, my buddies evo used to have all kinds of problems with them.

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09-02-14, 07:34 PM

#28

KRANKY

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I had this same problem, tried everything and it turned out it was the Idle Control Valve. Took it out and gave it a good clean which fixed it a little but eventually replaced with a new 1 and now car runs better than ever.