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Nissan 300ZX Questions

Get answers to questions about your Nissan 300ZX at RepairPal. Find solutions, diagnose problems and get back on the road.

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138
questions

headers are semi-new
concept z cats
hks cat back

Will not shift into reverse. It does drive but only stays in first when I have it in drive. Once I get to 30 mph it makes a sound. (Kind of like a rattling catalytic converter) any ideas?

I am new owner !!! However have a problem with the booster. The previous owner did disclose the problem : he had accidentally hit a speed bump and there is now a leak; and there was just not only a spark but a fire bomb out of the left muffler !! Can you fix this ? And estimated cost.
Thank you so much !!!

It will start back up again easily, idle and slowly stall out.

It turns over, its getting fuel, I've checked the coils, they are good, I've cleaned all the ground wire connections, I've replaced the starter relay assembly- no luck..I've pulled the cam tilt actuator it's operational, even swapped it with a known good one..same results,

My anti theft comes on whenever I open the door and the car is locked up. I had the master key but it was lost by a mechanic so I need to know if I have to remove the anti theft to get it going again, or if there is a way to leave it and get her running smoothly again

The headlights won't shut off till the passenger door opens and then one headlight won't even shut off how to fix it

brand new battery,

when i first start the car,untill it reaches running temp,it sputters and almost chokes when i accelerate.

I can go drive it and it will drive fine. But then it will start missing again. There is no check engine light. What could be the problem?

after engine warmed up, I drive a few blocks when I stop idle drops off and car stalls has to br re-started. I hear the IAAC valve clicking when I checked it. I also replace IAA valve. TPS at .4-.5 volts on. I have a Consult

My son thinks when his dad drove the car he didn't turn off the air-conditioning before starting and My son say's now its not starting like it was before. Thanks for your help

Checked the clutch reservoir it was empty, top it off and the clutch pedal still stuck to floor after i stepped on it, car hasnt been used for over a month. There was a problem before this ( the temperature gauges keep bouncing and im assuming its the thermometer and now the clutch. What is happening with my car and how much will it cost to get it fixed, help and thank you.

THE INSIDE OF THE HEADLIGHTS ASSEMBLY IS SHOWING SOME RUST. I WILL LIKE TO KNOW IF THERE IS A WAY OF SEPARATING THE LENS FROM THE HEADLIGHT ASSEMBLY, IN ORDER TO ELIMINATE THE RUST.

it had been sitting and i started it with out thinking now i am having a hard time starting . it i replaced the fly wheel starter and fuel filter .. i also neeed to know if there is a certain way the drive line goes on . do i need to spin it or something.

I need some help after i changed out my spark plugs on my 1990 nissan 300zx would start just fine but then dies out a little after like it was running out of gas so i canged out my fuel pump and checked the fuel filter nd it still does the same thing. Does anyone know why this is happening?

I'm hoping it's not the fuel injector but is it?

Car starts after 3 or more extended cranks, runs ruff at low speeds levels off in high speeds, will not idle & shuts off once the RPM winds down to 1500 unless I manipulate the accelerator .