What kind of air filter does a 2012 Honda Civic take?
A 2012 Honda Civic uses two replaceable filters: a rectangular panel-style engine air filter (air cleaner element) in the under‑hood air box, and a rectangular pleated cabin air (pollen/dust) filter behind the glove box. Most non‑Si 1.8L models share the same panel-type engine filter, while the 2.4L Si uses a different, larger panel. Always verify by trim or VIN to ensure the exact fit.
Contents
The two filters your 2012 Civic uses
Honda equips the 2012 Civic with separate filters for engine breathing and cabin air quality. Understanding which is which helps you order the right part and plan maintenance.
- Engine air filter (air cleaner element): A flat, rectangular panel in the engine bay that filters intake air to protect the engine.
- Cabin air filter (pollen/dust filter): A flat, rectangular microfilter behind the glove box that cleans the air entering the HVAC system.
Both are simple to replace with basic tools. The engine filter supports performance and fuel economy, while the cabin filter improves interior air quality and HVAC efficiency.
Fitment differences by trim
The exact engine air filter element varies by engine and trim. The cabin filter is common across the lineup, but the engine filter differs mainly for the performance-oriented Si. Use the notes below as a guide and confirm with your VIN or a reputable parts catalog.
- 1.8L models (LX, EX, EX-L, HF, many Natural Gas variants): Use a standard rectangular panel engine air filter specific to the 1.8L intake box.
- Si (2.4L): Uses a different, larger rectangular panel engine filter unique to the Si’s intake housing.
- Hybrid: Uses a rectangular panel engine filter designed for the Hybrid’s intake; do not assume it matches the 1.8L or Si.
- Cabin filter (all trims, including Si, Hybrid, HF, Natural Gas): Uses the same style rectangular pleated microfilter located behind the glove box.
Because the housings differ between engines, a quick VIN or trim check prevents ordering the wrong engine air element. Cabin filters are broadly interchangeable across trims as long as they’re listed for the 2012 Civic.
How to confirm the exact part quickly
If you’re buying online or at a parts counter, these steps will help you pinpoint the right filter without guesswork.
- Check your owner’s manual for the component names: “Air Cleaner Element” (engine) and “Dust and Pollen Filter” (cabin) and the replacement procedures.
- Use your VIN on Honda’s official parts site (Honda eStore) or a reputable catalog (e.g., dealer site, RockAuto, major retailers) to pull the precise part number for your trim.
- Open the air box or glove box to visually confirm the filter shape matches what you plan to buy (rectangular panel for both).
- When in doubt between 1.8L and Si parts, reference your engine type (1.8L vs 2.4L) on the under‑hood emissions label.
Following these steps avoids returns and ensures you get the correct element the first time.
Popular options and what to look for
Both OEM and aftermarket filters can meet Honda’s specifications. Choose based on driving conditions, desired filtration, and budget.
- OEM Honda: Direct-fit, quiet operation, and reliable filtration; ideal for maintenance minder intervals.
- Premium paper (WIX, Denso, Mahle, Mann): High-quality cellulose or blended media with excellent fit and efficiency.
- Carbon/charcoal cabin filters: Reduce odors and some gases in addition to dust and pollen; good for urban traffic.
- HEPA-grade cabin filters: Higher particulate capture (fine dust, allergens); useful for sensitive occupants.
- Reusable performance panel filters: Serviceable options that drop into the stock air box; maintain regularly to protect MAF and intake tract.
For most drivers, an OEM or reputable paper engine filter and a carbon cabin filter strike a good balance of performance, protection, and value.
Replacement intervals and tips
Honda’s Maintenance Minder will call out air filter service, but you can also use time/mileage and driving conditions to guide replacement.
- Engine air filter: Typically every 30,000 miles (48,000 km) under normal conditions; inspect sooner if driving in dust, pollen, or construction zones.
- Cabin air filter: Every 15,000–30,000 miles (24,000–48,000 km) or annually; sooner if airflow weakens or odors develop.
- Signs you need service: Reduced engine performance or fuel economy (engine filter), weak HVAC airflow or persistent odors (cabin filter).
- DIY notes: The engine filter box opens with clips/screws; the cabin filter slides out after dropping the glove box stops.
Regular inspection and timely replacement keep your engine breathing efficiently and your cabin air clean, often improving comfort and MPG.
Summary
Your 2012 Honda Civic uses a rectangular panel-style engine air filter and a rectangular pleated cabin air filter. Most 1.8L trims share the same engine panel, while the 2.4L Si and Hybrid use different engine elements. The cabin filter is common across trims. Verify fitment by VIN or trim before purchase, and follow Honda’s Maintenance Minder or the suggested intervals to keep performance and air quality in top shape.
What size is the cabin air filter on a 2012 Honda Civic?
2012 Honda Civic 1.8L L4 Gas Cabin Air Filter
| Cabin Filter Location | Glove Box |
|---|---|
| Length | 9.188 in (233 mm) |
| Width | 8.813 in (224 mm) |
| Height | 0.875 in (22 mm) |
| Material Used | Polyurethane |
Where is the engine air filter on a 2012 Honda Civic?
Three. Now it is a bit of a tight squeeze. But you are going to be able to just lift this up till it hits the top cal. And then you can feed out the engine air filter. Like that.
How many air filters does a 2012 Honda Civic have?
two
There are two primary air filters in your 2012 Honda Civic. The engine air filter is located in the engine bay and is used to filter out unhealthy and perilous particles that may cause damage to your vehicle’s engine.
What oil filter do I need for my 2012 Honda Civic?
The most common oil filter number for a 2012 Honda Civic is 15400-PLM-A02. This is the genuine Honda original equipment filter. Other compatible filters include those from brands like Carquest, Purolator, and Mobil 1.
Here’s a more detailed breakdown:
- 15400-PLM-A02: This is the genuine Honda part number for the oil filter.
- PurolatorBOSS PBL14610: This is a high-mileage filter that can last up to 20,000 miles.
- Carquest R84356: This is a standard filter designed to meet original equipment specifications.
- Mobil 1 M1-110A: This is a synthetic oil filter designed for extended performance.
- Purolator ONE PL14610: This is a high-mileage filter that can last up to 15,000 miles.
