Vehicle ventilation and air conditioning system Nissan Murano The first generation (Z50 body) plays a critical role in the comfort of the driver and passengers. Over time cabin filter accumulates dust, pollen and small particles of dirt, which leads to a decrease in blowing performance and the appearance of unpleasant odors.
Many crossover owners ignore the need to regularly replace consumables, believing that air filtration occurs on its own. In fact, a clogged element creates excess resistance to air flow, causing the heater motor to work harder and consume more electricity.
Model replacement process Murano Z50 has its own design features that distinguish it from newer generations. If you want to save on car service costs and ensure the quality of the installed part, you need to know the exact location of the compartment and the nuances of access to it.
Why is it important to regularly replace the filter on your Nissan Murano Z50?
The efficiency of the climate system directly depends on the condition of the purification element. In urban operating conditions, especially in dusty areas or when driving on dirt roads, the resource of a standard filter is depleted faster than the period stated by the manufacturer.
clogged air conditioner filter It not only stops retaining dirt, it begins to become a source of secondary pollution itself. Accumulated moisture in the pores of paper or padding polyester creates an ideal environment for the growth of bacteria and mold. This can lead to a persistent damp odor that is difficult to eliminate by simply cleaning the evaporator.
In addition, the reduced throughput of the element forces the stove fan to operate at maximum speed even at minimum speed. This leads to accelerated wear of the heater motor bearings and increased noise levels in the cabin. In some cases, a strong vacuum can even cause whistling sounds when the climate control operates.
Keeping the air clean is critical to maintaining the health of passengers' respiratory tracts. Usage carbon filters helps block not only mechanical particles, but also harmful gases, exhaust products and odors from cars passing nearby.
Selecting the right consumables
Before starting work, you need to decide on the type and brand of the part you plan to install. There is a huge selection of offers on the auto parts market, from original spare parts Nissan to high-quality analogues from leading filter manufacturers.
The original filter has an article number that can be found in catalogs, but its cost is often overpriced compared to analogues. Quality replacements from brands like Mann, Mahle or Fram can offer more effective cleaning at a lower cost.
- 🌿 A regular paper filter is a basic option that traps large dust and insects.
- 🍃 Carbon filter - contains a layer of activated carbon that neutralizes odors and gases.
- ⚡ Anti-allergenic filter - often has additional impregnation or an electrostatic layer.
Pay attention to the installation direction. Many modern filters have arrows indicating air flow. If you install the element backwards, cleaning efficiency will decrease dramatically and flow resistance will increase.
Tools and preparation for work
To perform the replacement, you do not need a complex set of specialized tools. The process is quite simple and even a novice motorist with minimal experience in servicing his car can do it. Nissan Murano.
You will need a set of screwdrivers, preferably Phillips-head, to remove the retaining screws. It is also recommended to have a plastic spatula or card with you to carefully pry up plastic decorative elements without the risk of leaving scratches on the panel.
☑️ Preparation for replacement
Before starting work, it is advisable to open the hood and disconnect the negative terminal of the battery, although this is not always necessary to access the filter. However, if you plan to work near electrical equipment, this precaution will be useful.
Clear the area around the glove box of foreign objects. Make sure you have enough wiggle room to avoid damaging the glove box release mechanisms or any wiring that may be running nearby.
Step-by-step instructions for replacing the filter
Access to cabin filter on Murano Z50 carried out through the glove box (glove compartment). The design of the box fastening allows it to be easily dismantled without resorting to complete removal of the instrument panel. You need to open the lid and check if there are any obstructions inside to remove.
At the bottom of the glove box, on both sides, there are stoppers that keep it in the closed or open position. They must be carefully pressed or turned to release the drawer from the latches. Sometimes it is necessary to press slightly inward on the walls of the box to move them from the stops.
Once the latches are released, the glove box can be lowered all the way down. This will open access to the rear wall of the compartment, where the filter housing cover is located. It is usually closed with latches or secured with screws.
Carefully unclip the cover and remove the old element. Pay attention to its condition - if it is heavily soiled or has traces of mold, this confirms the need for regular replacement. Insert the new filter, strictly observing the direction of air flow indicated on the frame.
Difficulties with glove box latches
Sometimes plastic clips on Murano Z50 may be stuck or brittle. Do not use excessive force to avoid breaking them. If the latch does not budge, try shaking the box slightly or heating the plastic with a hairdryer (carefully!).
After installing the new element, return the cover to its place and snap it into place. Lift the glove box up until the latches click. Make sure it opens and closes smoothly without jamming.
Before inserting the new filter, blow out the filter housing with compressed air or a rag to remove any accumulated dust or leaves that may have gotten inside when removing the old element.
- Original Nissan
- High-quality analogue (Mann/Mahle)
- Budget Chinese equivalent
- I haven't changed it for a long time
Common mistakes and how to avoid them
One of the most common mistakes is incorrect filter orientation. There is often a marking on the filter housing Air Flow or arrow. If you install the part the other way around, air will pass through the layer with less efficiency, and in some cases the filter may simply fall out of its seat.
Some owners try to install a larger filter to make it fit more tightly. This is unacceptable, as it may block the air channel or damage the plastic housing of the heating unit. Use only filters that are sized for the body Z50.
⚠️ Warning: Do not attempt to insert the filter if it does not fit freely. Most likely, you chose the wrong side or deformed the case. Violence will cause the plastic to crack and the system to become unsealed.
It is also important not to forget to check the presence of the rubber sealing gasket. If it comes off the old filter, it must be transferred to the new one, otherwise the air will pass by the filter, bypassing the cleaning, and an uncleaned stream will enter the cabin.
Comparison table of popular filter models
For clarity, below is a table with the characteristics of the most popular filter options available for Nissan Murano. This will help you make an informed purchasing choice.
| Brand | Article (example) | Type | Efficiency |
|---|---|---|---|
| Nissan (Original) | 27891-AL10A | Paper | Average |
| Mann-Filter | CU 25012 | Coal | High |
| Mahle | LAK 563 | Coal | High |
| Fram | CF 11104 | Paper | Average |
The choice depends on your priorities: if maximum odor protection is important to you, it’s worth overpaying for the charcoal option from Mann or Mahle. If your budget is limited, the original filter will provide basic dust filtration.
⚠️ Attention: Be careful when purchasing original parts in the market. There are many fakes that look like the original, but do not provide the claimed air filtration efficiency.
Maintenance and replacement frequency
Manufacturer Nissan recommends changing the cabin filter every 15,000 kilometers or once a year, whichever comes first. However, actual operating conditions often dictate more frequent intervals.
If you often drive around the city with traffic jams, where there is a lot of exhaust gases, or live in a dusty region, you should check and replace every 7,000 - 10,000 kilometers. It is important to visually inspect the filter every time you change the engine oil in order to notice critical contamination in time.
Regular replacement not only improves air quality, but also extends the life of your air conditioning system. A clean filter ensures optimal refrigerant flow through the evaporator, preventing icing and compressor overheating.
Ignoring this simple maintenance could result in costly climate control system repairs down the road. A simple filter replacement procedure saves you money and nerves, ensuring a pleasant microclimate in the cabin of your car. Murano Z50.
How often should you change the filter on your Nissan Murano Z50?
The recommended replacement interval is 15,000 km or once a year. However, when operating in conditions of heavy dust or frequent city traffic jams, it is better to reduce the interval to 7,000–10,000 km.
Can I use a regular filter instead of a carbon filter?
Yes, you can. A regular paper filter retains dust and mechanical impurities well. However, it is not able to neutralize exhaust odors and foreign odors from the outside, unlike the coal version.
Where is the cabin air filter located on the Nissan Murano Z50?
The filter is located behind the glove box (glove compartment) on the passenger side. To access it, you need to remove or lower the glove box by unfastening the side latches.
What should I do if there is a smell after replacement?
If the smell does not go away after replacement, the air conditioner evaporator may be dirty or there may be mold in the system. In this case, it is recommended to dry clean the evaporator or use special antibacterial aerosols for the air conditioning system.
Do I need to disconnect the battery when replacing it?
No, you do not need to disconnect the battery to replace the cabin air filter on your Nissan Murano Z50. The work is carried out mechanically in the glove box area and does not affect the electrical circuit.