Cabin filter <em>Nissan Almera Classic</em>: how to choose and replace it yourself

Nissan Almera Classic is one of the most popular foreign cars on the Russian market, known for its reliability and unpretentiousness. However, even such a durable car requires regular maintenance, and replacement cabin filter - one of those procedures that many owners undeservedly ignore. Meanwhile, a dirty filter not only worsens the air quality in the cabin, but can also cause glass fogging, unpleasant odors, and even problems with the ventilation system.

In this article we will look at everything you need to know about the cabin filter for Almera Classic: from signs of wear And replacement frequency to step by step instructions for installing a new filter. You will also learn how to choose between original filter And analogues, what tools will be needed for the job and how to avoid common mistakes when replacing. We will pay special attention to the nuances associated with different years of production. Almera Classic (2006–2018) and body modifications.

Why do you need a cabin filter and what will happen if you don’t change it?

The cabin filter is a barrier that protects passengers from dust, pollen, exhaust fumes, bacteria and even small insects. B Nissan Almera Classic it is located in the ventilation system and purifies the air entering the cabin through the air intakes. Over time, the filter becomes clogged and its capacity decreases, which leads to a number of problems:

• 🌫️ Deterioration of the microclimate: the interior becomes stuffy, and there is a smell of mold or dampness, especially when the heater or air conditioner is turned on.
• 💨 Reduced heating/cooling efficiency: A clogged filter restricts air flow, causing climate control to work less well.
• 🚗 Fogging of windows: poor air circulation leads to condensation on the windshield and side windows, which is dangerous in rainy weather.
• 🦠 Bacteria reproduction: The moist environment of a dirty filter is an ideal breeding ground for fungi and germs that can cause allergies or respiratory problems.

Owners Almera Classic With a mileage of more than 100,000 km, they are often faced with the fact that a dirty filter leads to failure of the stove fan due to increased load. This is fraught with expensive repairs, since replacing the blower motor will cost 5–7 thousand rubles (excluding labor). Regularly replacing the filter will help avoid such problems.

⚠️ Attention: If you notice that when the ventilation is turned on at maximum speed, the air flows weakly, and a whistle is heard from the deflectors - this is a sure sign that the filter requires urgent replacement. In some cases, ignoring the problem can lead to overheating of the heater resistor.

Signs of wear: when is it time to change the filter?

The manufacturer recommends changing the cabin filter at Nissan Almera Classic every 15,000–20,000 km or once a year. However, in Russian realities, especially in large cities with high levels of air pollution, it is better to reduce this interval to 10,000–12,000 km. There are also a number of symptoms that indicate the need for replacement:

• 🌬️ Weak air flow from the deflectors even at maximum fan speed.
• 👃 Persistent unpleasant odor in the cabin, which is not cleaned even after cleaning the air conditioner.
• 🌫️ Dust on the dashboard immediately after turning on the airflow, as if someone had shaken it off the filter.
• 💦 Frequent fogging of windows, especially in wet weather.
• 🦟 The appearance of insects in the air ducts (sometimes you can hear them when the fan is running).

If you operate the vehicle in conditions high dust content (for example, you often drive on dirt roads) or suffer from pollen allergies, the filter should be changed more often - every 8,000–10,000 km. The same applies to cars that are often stuck in traffic jams: exhaust gases quickly clog the filter element.

You can check the condition of the filter visually. To do this, you do not need to disassemble the entire panel - just remove the filter cover (read about how to do this in the section on replacement) and inspect the element. If it is gray or black, with visible layers of dust and debris, it's time to change it. A light or slightly dirty filter can last several thousand kilometers.

Choosing a cabin filter: original vs analogues

When selecting a filter for Nissan Almera Classic Owners have two main options: original filter from Nissan or analogues from third party manufacturers. Each of them has its pros and cons. Let's take a closer look at them.

Genuine Nissan filters

Original cabin filter for Almera Classic has an article number 27277-BM400 (for models 2006–2012) and 27277-BM40A (for restyled versions 2013–2018). Its main advantages:

• ✅ Guaranteed quality: The filter fits exactly in size and has the optimal material density.
• ✅ Good filtration: traps up to 95% of dust and allergens.
• ✅ Long service life: with proper operation, it lasts at least 15,000 km.

However, the original filter is more expensive than analogues - about 1,200–1,500 rubles. In addition, in some regions it may not be available and you will have to wait for delivery.

Analogues from third-party manufacturers

There are many analogues on the market that are not inferior to the original in quality, but are cheaper. Among the most popular brands:

• 🔹 Mann-Filter (CU 22011) - German quality, price ~800 rubles.
• 🔹 Bosch (1 987 429 655) - a reliable filter with a carbon layer, price ~900 rubles.
• 🔹 Fram (CF10134) - a good budget option, price ~500 rubles.
• 🔹 Mahle (LA 923) - high-quality filter with antibacterial impregnation, price ~1,000 rubles.
• 🔹 TSN (9.7.841) - Russian brand, optimal price/quality ratio (~400 rubles).

When choosing an analogue, pay attention to:

• 📏 Dimensions: the filter must fit exactly into the seat (240x200x25 mm for most versions Almera Classic).
• 🔬 Filtration type: regular (retains dust) or coal (additionally absorbs odors).
• 🏷️ Availability of certificates: Quality filters are marked as conforming to standards (eg ISO 9001).

Manufacturer	Article	Type	Price (RUB)	Features
Nissan (original)	27277-BM400	Regular	1 200–1 500	Perfect fit, long service life
Mann-Filter	CU 22011	Regular/charcoal	700–900	High quality, charcoal version is more effective against odors
Bosch	1 987 429 655	Coal	800–1 000	Good protection against exhaust gases, antibacterial impregnation
Fram	CF10134	Regular	400–600	Budget option, suitable for urban use
TSN	9.7.841	Regular	350–500	Optimal for budget-conscious owners, good quality

Advice: If you often drive on dusty roads or in a metropolis with poor ecology, choose carbon filter. It costs more, but copes better with toxic exhaust and unpleasant odors. For normal use, a simple dust filter is also suitable.

Step-by-step instructions for replacing the cabin filter

Replacing the cabin filter in Nissan Almera Classic - a procedure that even a beginner can handle. In most cases, no special tools are required, and the work itself takes no more than 15–20 minutes. Below are detailed instructions taking into account the nuances for different years of manufacture.

Required tools and materials

• 🔧 New cabin filter (matching the article number).
• 🔨 Flat head screwdriver (to pry off the lid).
• 🧴 Air Duct Cleaner (optional if you want to disinfect the system).
• 📸 Flashlight (for better illumination of the seat).

Cabin filter location

B Nissan Almera Classic cabin filter is located behind the glove compartment (glove box) on the passenger side. To access it, you must:

1. Open the glove compartment and remove all items from it.
2. Press the side latches of the glove compartment (they are located on the sides inside the box) and lower it down.
3. Behind the glove compartment you will see a plastic filter cover - you need to remove it.

Make sure the engine is off and the ignition key is removed|

Open the glove compartment and empty it of its contents|

Prepare a new filter and tools|

Wear gloves if using cleaner|-->

Replacement process

Now let's start replacing:

1. Remove the filter cover: It is secured with two plastic latches. Gently pry it up with a screwdriver or your fingers and pull it towards you.
2. Remove the old filter: It can be pressed by the seal - just pull it down. Be careful: dust and debris may fall out of the filter.
3. Clean the seat: Remove dust and leaves using a vacuum cleaner or damp cloth. If desired, treat the air ducts with a special cleaner (for example, Liqui Moly Klima-Anlagen-Reiniger).
4. Install a new filter: follow the arrow marked on its body (it should point down, in the direction of air flow).
5. Close the lid and return the glove compartment to its place by snapping it into place.

Important! On some versions Almera Classic (for example, 2015–2018) the filter may be attached a little differently - a screw is used instead of latches. In this case, you will need a Phillips screwdriver. Also note installation direction: If the filter is installed incorrectly, it will not perform its function.

What to do if the filter does not fit into the seat?

If the new filter does not fit, check:

1. Correct article number - perhaps you bought a filter for a different modification.

2. The presence of a seal - sometimes it interferes with installation and needs to be slightly bent.

3. Deformation of the filter housing - if it is bent, straighten it before installation.

If the problem persists, try another brand or contact your retailer for a replacement.

⚠️ Attention: After replacing the filter, turn on the fan at maximum speed for 2-3 minutes. This will help remove any remaining dust from the ducts and check for whistling noises (which may indicate improper installation).

Common replacement mistakes and how to avoid them

Even such a simple procedure as replacing the cabin filter can be performed incorrectly if some nuances are not taken into account. Here are the most common mistakes and how to prevent them:

• 🔄 Installing the filter on the wrong side: There is an arrow on the filter housing indicating the direction of air flow. If you put it “back to front”, the filtration efficiency will decrease by 30–40%.
• 🧹 Ignoring footprint cleaning: If you do not remove debris before installing a new filter, it will quickly become clogged. Use a vacuum cleaner or compressed air.
• 🔧 Forcibly removing the cover: Plastic latches are fragile and easy to break. Pry up the cover carefully, without jerking.
• 🚫 Buying a filter without checking the article number: Even if the filter looks similar, it may not be the right size. Always check the catalogue.
• 💨 Forgetting to check the fan operation: After replacement, turn on the blower at full power to make sure that the air flows freely.

Another typical problem is buying a fake filter. Low-quality fakes (especially those under the Mann or Bosch brands) can crumble after a few thousand kilometers. To avoid this, buy filters from trusted stores or authorized dealers. Pay attention to:

• 🏷️ Packaging quality: with original filters it is always neat, with holograms and protective stickers.
• 📄 Availability of certificates: The quality standard must be stated on the box (eg ISO/TS 16949).
• 👀 Filter appearance: Fakes often have crooked seams, uneven edges or too thin material.

How to extend the life of your cabin filter

The cabin filter is a consumable, but its resource can be increased if you follow a few simple recommendations. This is especially true for owners Nissan Almera Classicwho operate the car in difficult conditions (dusty roads, metropolis, frequent traffic jams).

• 🌿 Ventilate the interior regularly: After driving, open the doors for 5-10 minutes to allow moisture and odors to escape.
• 🚗 Use air recirculation in traffic jams or dusty places - this will reduce the load on the filter.
• 💨 Clean your air ducts once every 6 months using special sprays (for example, Liqui Moly Klima-Frisch).
• 🌡️ Monitor the humidity in the cabin: If the rugs are wet, dry them to prevent mildew.
• 🔄 Shake out the filter periodically (if it is not coal): this is a temporary measure, but it will help extend its life by 1–2 thousand km.

If you often drive off-road, install prefilter (mesh on the air intake). It traps large dust particles and leaves, preventing them from entering the main filter. Such nets are inexpensive (about 300 rubles) and are attached with double-sided tape.

Also note antifreeze quality in the heating system. If it is old or diluted, it can lead to corrosion of the stove radiator, and replacing it will cost 10–15 thousand rubles. Check the antifreeze level regularly and change it every 60,000 km.

Comparison with other Nissan models: what are the same and what are the differences

Cabin filters in many models Nissan They have a similar design, but there are differences that are worth knowing about. For example, in Nissan Almera Classic the filter is located behind the glove compartment, as in Nissan Note or Nissan Tiida. However, in Nissan Qashqai or Nissan X-Trail it may be under the hood, next to the windshield.

Model	Filter location	Original article number	Replacement features
Nissan Almera Classic	Behind the glove compartment	27277-BM400	Easy replacement, no tools required
Nissan Note	Behind the glove compartment	27277-4M000	Likewise Almera Classic, but the glove compartment is removed differently
Nissan Qashqai (J10)	Under the hood, on the right	27277-4M00A	Requires removal of wiper and plastic trim
Nissan Tiida	Behind the glove compartment	27277-BM40A	Filter mounting may vary depending on year
Nissan X-Trail (T31)	Under the hood, left	27277-4M01A	More difficult to replace, requires removal of the hood seal

If you own several models Nissan, you can save money by buying filters in bulk. For example, filters for Almera Classic And Tiida often interchangeable (but check the part numbers!). And here are the filters from Qashqai or X-Trail will not fit due to different sizes.

Interesting fact: In some versions Nissan Almera Classic (for example, for the Southeast Asian market), the cabin filter may not be present from the factory. In this case, you can install it yourself by purchasing a suitable filter and seat (item no. 27276-BM400).

FAQ: Answers to frequently asked questions

Is it possible to drive without a cabin filter?

Technically yes, but it is highly undesirable. Without a filter, unfiltered air containing dust, exhaust gases and allergens will enter the cabin. In addition, dirt will accumulate in the air ducts, which can cause the fan to break or the windows to fog up. If the filter becomes unusable, it is better to replace it as soon as possible.

Which filter is better: regular or carbon?

A carbon filter is better at removing unpleasant odors and toxic gases (such as traffic fumes), but is more expensive and can clog faster. A conventional filter is cheaper and lasts longer in moderately dusty conditions. The choice depends on your priorities: if smells bother you, take a coal one; if saving is important, take a regular one.

Is it possible to clean the cabin filter instead of replacing it?

It is useless to clean ordinary dust filters - their fibers become clogged with small particles that cannot be removed. Carbon filters can theoretically be washed with water and dried, but their efficiency will then decrease by 50–70%. It’s better not to save money and install a new filter.

Why does the cabin smell damp after replacing the filter?

This is a sign that moisture has accumulated in the ventilation system and bacteria are multiplying. To eliminate the odor, treat the air ducts with an antiseptic (for example, Step Up SU-9301) and dry the interior by turning on the airflow to maximum power with the windows open.

Where to buy a cabin filter for Nissan Almera Classic inexpensive?

The lowest prices are usually in online stores (for example, Exist.ru, Autodoc.ru, Kolesa-darom.ru). You can also look at local auto parts stores - they sometimes have specials. Focus on prices starting from 400 rubles for analogues and from 1,200 for the original.