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L4-2.5L

There are many causes of hard starting but illustrative ones are a faulty engine coolant temperature switch (sensor), malfunctioning idle air control (IAC) valve, vacuum and EGR leaks, inadequate fuel delivery or pressure (clogged fuel filter, injectors), and contaminated or...

If you are using an aftermarket tensioner, that is not a Toyota OEM part, that might cause some difference in the manner of operation. Also, be sure that the belt is the correct part number and measure the belt tension...

The drums should be inspected to see if they are actually round. Another possibility is a high spot on one of the brake shoes. The mechanic who adjusts the valves (ref: your earlier question) can pinpoint the issue for you...

It is possible that you have warped brake rotors or loose suspension parts. I would recommend having your vehicle inspected by a qualified professional to determine if any free play in suspension parts or run-out in the brake rotors exists....

Without hearing the noise you may have a problem in the transaxle or axles and bearings. I recommend having a mechanic like one from YourMechanic to test and drive the vehicle to diagnose the problem for you.

Hi Ashley. Thanks for contacting us today. This is a very good question and one that often confuses car owners as to the proper way in which to handle. The solution really depends on what type of warranty or coverage...

Hi Kwa'Sean. Thanks for contacting us today. The reason you're having difficulty finding a dipstick is that there isn't one on a SPEC Nissan manual transmission. A manual transmission is not a hydraulic unit like an automatic, so replacing fluid...

If wheel bearings are installed without using a calibrated torque wrench to apply the hub axle nut to the exact required torque specification, the bearings are more or less instantly destroyed once you start driving on them. This, indeed, is...

You can attempt to drive the vehicle and see if re-learning is possibly completed. If driving the vehicle does not resolve the issue, that is the correct idle speed is not attained, check to be sure that the throttle body...

This may be likely due to low transmission fluid or potentially a faulty transmission control module. The transmission control module helps regulate fuel efficiency and power while storing information about the transmission system in its memory. A faulty transmission control...

Hello. It is definitely a good idea to use synthetic oil in your engine. Synthetic oil will work better with the design of your engine and will keep the variable valve timing system working as good as possible. Using a...

According to the 2013 Altima Owner's Manual (https://www.nissanusa.com/content/dam/nissan/pdf/techpubs/altima/2013/2013-altima-sedan-owner-manual.pdf), you can use either conventional or synthetic oil in the Altima. Just be sure to use the correct viscosity and only oil that meets Nissan's quality (certification) requirements. See page 9-6 of...

The valve cover gasket that you need is Nissan part no. 13270JA00A. The valve cover itself is part number 13264JA00A. You will need a new PCV valve for the valve cover (118106N202) and a new PCV grommet (118126N200). If the...

P0013 (https://www.yourmechanic.com/article/-p0013-obd-ii-trouble-code-b-camshaft-position-open-or-short-in-oil-control-valve-ocv-bank-1-by-jay-safford) sets if there is an open or short in the circuit to (and from) the exhaust camshaft oil control valve. That valve is an actuator or solenoid controlled electro-mechanical device. The underlying fault that caused the code to...

Hi Ashley. I'm not sure whether or not you received our first reply via email, so here is a link of what we recommended (https://www.yourmechanic.com/question/how-do-i-handle-this-car-issue-by-ashley-m). If you can't access it, here is a brief summary. Essentially, it's very difficult to...

You're not imagining it. The ignition switch is made up of two parts, the lock assembly which handles the job of locking the steering column, and the switch element which does the electrical work. The switch element is made of...

You will need to have the computer tested again for codes. If getting O2 sensor codes then the engine may have a vacuum leak causing the stall and o2 sensor codes. Have engine checked by a mechanic like one from...

Hi Kyle. Thanks for the question. It's likely that your issue is a security code trapped in the ECU. The unfortunate thing about having a locksmith attempt key or security repairs is that 90% of the time, the ECU thinks...

Depending on if you overheated the engine and it still has the cracked radiator, then you may have more than one problem. You may have a problem with the crankshaft sensor (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-crankshaft-position-sensor) if you are not getting spark. You said...

Hi There, It sounds like you are describing the symptoms of a failing throttle position sensor. The throttle position sensor (https://www.yourmechanic.com/services/throttle-position-sensor-replacement) monitors the throttle position of the throttle plate inside the throttle body in relation to your foot position on...