Automotive expertise from NAPA Auto Parts
Searching for check engine light info? Check out all the check engine light related articles here on the NAPA Know How blog. We’ve got Know How for all!
The Air Charge / Manifold Temperature sensor is used by the computer to measure air density for fuel mixture control. The computer uses this information to trim the air/fuel ratio … Continue Reading What does an Air Charge / Manifold Temperature Sensor do?
The BARO sensor reads the barometric pressure. The PCM uses this information to make adjustments to fuel trim and engine timing. The engine requirements are quite different when driving in … Continue Reading What does a Barometric Pressure Sensor do for your engine?
Cars speak their own language. Here are five car alerts you should look out for to know when your car has a problem.
Most modern EFI engines have a Mass Air Flow (MAF) sensor located in the air intake of the engine. This is the device that measures how much air is coming … Continue Reading How to Clean Your MAF Sensor For Better Performance
If you have crankshaft sensor issues, you probably won’t be going far. Here’s a closer look at how the CKP sensor works — and how it fails.
You’ve changed your oil, but your dashboard hasn’t yet gotten with the program. Here’s a look at how to reset an oil change light.
A crankshaft position sensor is part of your car’s fuel injection and ignition system. Here’s how to diagnose a faulty one before it stops your engine.
Vehicle warning or indicator lights are not new but what these lamps are telling us has changed along with vehicle technology. The following list is by no means comprehensive, and … Continue Reading Common Vehicle Warning Lights Guide
Do you have check engine lights sprouting on your dashboard like spring flowers? We’ve got you covered.
As a driver, there’s no greater frustration than seeing your check engine light on for no obvious reason — or after you’ve already repaired what you thought was the issue. The real problem is that the check engine light is so ambiguous. Here are five of the most common problems that can illuminate your check engine light…