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350Z

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Question
I was wondering if it would be legal to swap my vq35de motor out of my 350z and replace it with a ls5.3 vortec motor
Check the rules for emissions testing in your locale - they vary widely, especially if you are in a large metropolitan area with "Clean Air" standards and enforcement. California, with its California Air Resources Board, is especially strict. Most regions...
Question
Replaced a clutch slave cylinder now having trouble bleeding it
Hi, thanks for writing in. In order to bleed a slave cylinder properly, it should be bench bleed just like a master cylinder. The best way to do this is to secure the slave cylinder into a voice connect plastic...
Question
My automatic shifter will vibrate hard when I'm going over 80 and my car also would shake a bit
Hi there. Not sure what roads you can travel over 80mph but several things may cause this issue. One possibility is having broken or sagging transmission/engine mounts. Another possibility is a driveline vibration caused by worn CV joints and/or U-joints....
Question
transmission wont push back on clutch slave cylinder
Hello, The slave cylinder is meant to be bench bled just as a master cylinder is. If this is not done it can cause air to remain in the slave cylinder. This will allow the slave cylinder to fully compress...
Question
Engine does not idle
The fuel should not make any difference, unless the station's tanks are contaminated with water. If that were the case, you would probably experience problems while you were moving. If your engine is shutting off when you try to idle,...
Question
Sounds like the timing belt is about to fail - 2004 Nissan 350Z
Hi and thanks for contacting YourMechanic. The 2004 350Z will have a timing chain. The noise you are hearing is the chain guides that are rubbing the chain. The guide materials are worn off and the guides need replacing. While...
Question
Oxygen sensor problem
Hi There, Yes, your oxygen sensor (among many other things) will absolutely cause the check engine light to come on. The oxygen sensors which are part of your emissions system read exhaust gases to determine whether or not the appropriate...
Question
Engine won't accelerate past 1000 RPM's
Your car is designed to limit the throttle opening when it detects a major failure in one of its systems. What has failed would not be known since the lights you have on could have been caused by hundreds of...
Question
Should i buy the car for 4k and get a engine swap
Hi there. Modern car engine swaps are not as simple as in years past. Among some of the common issues include transmission compatibility, ECU and ignition system troubles and other electrical gremlins. If you have a professional performance shop complete...
Question
The car starts to stall when I accelerate at high speed.
I would first check to see if the PCM has set any diagnostic trouble codes, including pending codes. Codes can be downloaded and evaluated by YourMechanic in the context of a Check Engine Light diagnostic. The camshaft and crankshaft position...
Question
Car runs fine, however the other day, I shut it off and went to start back up and it would not turn over or crank.
When you say you've got nothing, it makes me think the engine is not turning at all. If that is the case, you are looking at a battery or charging system problem. I don't recommend trying to jump the car,...
Question
Bad misfiring issue - 2004 Nissan 350Z
Engine misfires can be caused by a list of problems, but there are a few suspects that occur more than others. Generally, misfires are caused by either a spark or fuel issue or in cases, a combination of both. Spark...
Question
My car doesn't turn on.
I'm going to presume that you mean that your car cranks, but the engine does not start. An engine needs fuel, compression and ignition in order to run and these things have to occur at the right time. If one...
Question
my engine in my Nissan 350z is making a ratteling noise. The thing is the check engine light does not turn on. Then it goes away b
Hello, thank you for writing in. Tracking the rattling noise will have to start by observation. Take a good look at the engine while it runs and try to get a better idea of where exactly in the engine it...
Question
Why would I have a P0014 code in my 2008 Nissan 350Z
Hello. When you get this code it is because the computer is seeing that the valve timing is off. Most of the time this is a timing solenoid issue. It can also be caused by low engine oil, a sensor...
Question
Goes rich fuel? Not sure what to do
Hi there: Anytime you have major engine repairs completed on newer vehicles, it's vital to reprogram the ECU to allow the computer to recognize the changes made and reduce the potential of error codes appearing (and the rich engine situation...
Question
So basically, when the car is idling, the clutch makes a kind of rattling noises and when you pull off in third gear.
The noise you are hearing is the release bearing rattling on the clutch pressure plate fingers. It may be that the release bearing needs replaced or the clutch needs to be adjusted. It is not a major problem unless it...
Question
oil is leaking from my car. I need to get a new oil pan and gasket. I bought a new oil sensor due to the pressur reading 120psi. H
Hi there. You can request a quote to have your oil pan and gasket replaced for your 2004 Nissan by clicking this link. In order to provide cost estimates, we need to gather additional information about your car and location...
Question
My car won't start after replacing the clutch.
Check the harness to the crankshaft position sensor as it is has a fused wire completing the circuit. When unplugging the sensor, the engine should not start at all. The only thing that can cause the engine to start with...
Question
Car shakes, rpm needle drops to 400rpms and slow acceleration
Hello, There are a number of reasons that may cause the check engine light to come on and the engine to shake. Shaking or vibration may be caused by many different things such as faulty spark plugs, poor fuel pressure...

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