J30 Starts fine cold, but after its warm, won't start again.

General discussion forum for J30 and M30 owners!
unicornj30
Posts: 1
Joined: Thu Feb 18, 2010 2:11 pm
Car: Infiniti J30

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I have a 93 J30, I love it. It will start perfectly warm, but once it warms up and drives, you shut it off, and it wont start again till its all the way cooled off, and I mean all the way cooled off. I need help, its seems like the engine is getting a lil too hot, but its not overheating. Six months after this started the check engine light came on, code reads open fuel injector circuit. I have replaced fuel injector wire harness, replaced thermostat and radiator thinking it was getting hot. I found bad injector, when I pull the plug it engine doesnt change so it must be bad. About to replace, please help. is there a sensor I can pull that might not let the engine start while hot, or is the injector flooding and wont start till it clears. Thanks anyone who can help.


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yodawill2000
Posts: 3888
Joined: Thu Mar 24, 2005 4:10 pm
Car: 94 Infiniti J30
Location: Grand Prairie TEXAS

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Welcome to Nico !!When you say it wont start do you mean it cranks over but never fires ??

If so how long do you have to wait till it will will start ??If you have a injector leaking after shut off it could fill a cylinder and cause hydrolock which will destroy the Valve's and Piston Rod.Smell your oil dipstick and see if it smells like gas.If so you need to address this quickly !!!


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