Can An Old Air Filter Cause Check Engine Light

According to CarMD's 2021 Vehicle Health Alphabetize (the nearly comprehensive database of check-engine light related problems), the average repair toll for check-engine light related repair in 2020 was $378.77—a fairly meaning clamper of modify. If the dreaded check engine low-cal should pop up on your dashboard, have a look at some of the nearly common issues that could require resolution.

1. CATALYTIC CONVERTER

Catalytic converters are part of a vehicle's emissions organisation, and work to reduce pollutants and waste hazards like carbon dioxide through a redox reaction. About catalytic converters can terminal for a vehicle's entire working lifespan, simply unrepaired problems such as faulty spark plugs tin crusade them to neglect. Repairs tin be quite costly, so it's best to follow your vehicle manufacturer'southward recommended service schedule.

Boilerplate REPAIR Toll: $1,383

2. OXYGEN SENSOR

Oxygen sensor replacement is 2nd on the list of most mutual check engine light repairs, particularly in vehicles which are over twenty years old. The sensor itself operates as part of the exhaust organisation, and detects oxygen in the exhaust that has not combusted. Well-nigh oxygen sensors need replacement afterwards around 60,000 miles of apply.

AVERAGE REPAIR Cost: $243

3. IGNITION Roll AND SPARK PLUGS

Ignition whorl and spark plug replacement are the most common check engine light repairs for vehicles around x years old. The spark plugs are a vital role of the ignition process, and use electrical charge from the roll to ignite the air/fuel mixture within the cylinders. Misfiring, rough idling, and decreased fuel economy are some of the signs that your spark plugs may need to exist replaced.

Average REPAIR Cost: $389

4. MASS AIR FLOW (MAF) SENSOR

A mass air menstruation (MAF) sensor helps maintain the proper air-to-fuel ratio inside the ignition bedroom. Sensor failure is fairly common, and is typically indicated past severe decreases in engine operation—including stalls, hesitations, and hard starts. Information technology's not uncommon for MAF sensors to be contaminated with silicone from the factory.

K&Due north® has done extensive inquiry on the relationship between MAF sensors and air filter operation, which can be viewed here.

AVERAGE REPAIR COST: $336

v. FUEL CAP

This one might exist crusade for a chuckle or two, but a loose or faulty fuel cap tin—and often does—crusade a check engine calorie-free to announced. Thankfully, it's usually a quick and inexpensive prepare.

Boilerplate REPAIR Cost: $25

Vehicle fuel cap — Did your cheque engine light come on? Check your fuel cap first.

half dozen. IGNITION Scroll

If you just need to replace the ignition curlicue—not in conjunction with the spark plugs—the repair is a bit less expensive.

AVERAGE REPAIR COST: $215

7. EVAP PURGE Control VALVE

The evaporative emissions purge (EVAP) control valve is electrically operated, and prevents fuel vapors from escaping into the atmosphere (reducing dangerous emissions). Bug tin arise if the valve gets stuck either open or closed. Along with a bank check engine light, decreased gas mileage is one indicator that the EVAP valve is not operating equally information technology should.

AVERAGE REPAIR Cost: $142

viii. FUEL INJECTORS

The fuel injector processes signals from your vehicle's ECU. There is one injector for each cylinder, and the ECU instructs the injectors to spray gasoline from the injectors into the combustion chambers—which results in ignition. Fuel injectors tin can go chock-full or sticky, particularly in vehicles that sit down at idle for long periods. You may notice reduced gas mileage if one of your fuel injectors begins to malfunction. If the valve becomes stuck closed, fuel delivery tin completely fail; if it'south stuck open, it may leak.

A expert quality fuel filter tin help protect fuel injectors from bottleneck and sticking. Grand&Northward fuel filters are durable and efficient, and help provide clean, consistently high menstruum to your engine. Look for yours here.

Average REPAIR Price: $448

9. THERMOSTAT

A vehicle thermostat measures engine temperature (the normal temperature range is betwixt 195-220 degrees Fahrenheit). To regulate coolant flow betwixt the radiator and the engine, a valve opens or closes. If the thermostat malfunctions, you may observe that the vehicle overheats quickly, or that the gauge on the dashboard shows a much lower temperature reading than normal. This repair isn't one to avert—running an engine too hot can result in serious harm.

AVERAGE REPAIR COST: $236

x. EVAP PURGE SOLENOID

Replacing the solenoid alone typically costs effectually $151.33.

AVERAGE REPAIR COST: $149

KEEP YOUR VEHICLE RUNNING SMOOTHLY & Aid Prevent ENGINE Damage

At that place are many other issues that tin cause a check engine light to appear, and many of them are relatively inexpensive fixes, including loose fuel caps, A/C compressor clutch relays, EEC fuses, dirty ground wires, and more.

While thankfully non in the top 10 list, the almost expensive cheque engine light related repair is engine replacement—clocking in at a whopping $vii,050 on boilerplate. Regular vehicle maintenance—including regular oil changes and air filter services—tin can help prevent premature engine wear-and-tear, and can potentially salve you thousands downwardly the road.

For over l years, K&N has been manufacturing meridian-quality protection parts to aid keep millions of vehicles on the route. Check out K&N functioning products to assist keep your engine running smoothly by installing premium Yard&N filtration products.