1993 J30t Starter Grinding Noise

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Listof7
Posts: 31
Joined: Sun Jan 27, 2008 2:03 am
Car: 1987 300ZX

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My 93 J30t starts great most of the time, but...

On occasion it won't start and I hear a GRINDING noise. Usually rolling the car back 6"- 18" will correct the problem.

Sometimes all that's needed is to put it into neutral and it starts right up.

OK, now the weird part> If I run the heater it's guaranteed that the next time I try to start the car, I'll get the grind. Now, on RARE occasions it grinds even without previous heater use.

I replaced the fuel pressure regulator hoses, recently, but I had this problem prior to that, I only mention the hoses because when I'd run the heater before I did the hoses, it seemed to pump gas fumes into the car, so there may be a (slight) chance of a connection...

(I suspect the bendix)

Anyone had this problem or a solution?


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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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Ive heard a few missing teeth on the Flywheel can cause the grinding noise.How it could be related to the heater is a mystery to me.

brandonjustice93J30
Posts: 388
Joined: Thu Mar 02, 2006 6:42 am
Car: 1993 Infiniti J30

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Listof7 wrote:
On occasion it won't start and I hear a GRINDING noise. Usually rolling the car back 6"- 18" will correct the problem.
first off...I'm always thought rolling backwards or even forwards in an automatic will do nothing...you shouldnt even be able to roll backwards unless you're in neutral, otherwise I'd think there would be transmission issues.

Mine has the same issue, a shop told me that it's one or a combinbation of two things....starter solenoid not engaging or missing teeth on the flywheel like yoda said. Either one isnt cheap so I've dealt with mine until it completely fails.

driverdriver
Posts: 3397
Joined: Fri Aug 01, 2003 10:36 am
Car: NICO's longtime resident Canuck!!!
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You need a new flywheel and you might as well change the starter when you get it replaced. Same location.


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