89 249sx Will not start.. Turns over..

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Acecool
Posts: 1348
Joined: Fri Sep 08, 2006 3:38 pm
Car: 1989 Nissan 240SX Hatch Pig KA24E 126k

Post

Ok, I will try here :-)

My car turns over, sometimes starts (if it does, it will not go over 2500 RPM and will not IDLE)

But, I cleaned the fuel injector plugs of the corrosion and had it running for over 2 minutes, revving and idling normally.. So I left it running and walked around the car.. I noticed NO smoke, no oddities or whatever coming out of exhaust or wherever..

Does anyone have a phone number I can call or so to help me with this?

All repair shops charge like 80 bucks to diagnose, and do not apply that to repair cost.. I am a student and Veteran of the Airforce so I do not have much to spend at the moment :-(

I am going to check the fuel filter out real quick though..

Josh
Modified by Acecool at 10:53 AM 9/11/2006


chifarmer
Posts: 19
Joined: Thu Jan 12, 2006 4:42 pm
Car: 1989 240sx

Post

Since you had corrosion on the injector plugs, have you check others espcially the TPS and MAFS?

Do you have a FSM? If not there is an on-line version here. Both have diagnositc flow charts.

Acecool
Posts: 1348
Joined: Fri Sep 08, 2006 3:38 pm
Car: 1989 Nissan 240SX Hatch Pig KA24E 126k

Post

YeahI have the Nissan 240SX 1989 Service Manual..

It suggested maybe the fuel injectors were clogged, but I had it running for a good 2 or more minutes, should I take them out and check them?=

How would I know if they are clogged or not?

Thanks,Josh

Acecool
Posts: 1348
Joined: Fri Sep 08, 2006 3:38 pm
Car: 1989 Nissan 240SX Hatch Pig KA24E 126k

Post

SOLVED..

I played with the MAF I think it is (Mass AirFlow sensor plug ontop of the stock air filter unit) and it fired RIGHT UP.

Have a rough idle that goes to 500 / 600, but it clears up after a few seconds...

I still need to reattach the "staples" for each of the injector clips and 2 others which I cleaned out.

I am posting this as a resolution for those of you that encounter the same problem..

ALSO... I had it running where it would stall if I went under 1k rpm, and it would rev limit and bounce off of 2500 rpm...

Keywords: rev 2500 stall bog injector fuel spark plug

:-)

Thank you to everyone for allyour help, I am sure I will stay a member and communicate with everyone about other random stuff :-)


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