Honda's VTEC system is a complex variable valve system that's one of it's kind. It defined an age of Honda performance and perfected the concept of variable valvetrain. When your RSX VTEC solenoid or spool valve becomes...

The upstream Accord O2 Sensor in your 2.2 or 2.3 liter Honda is also known as the primary oxygen sensor. When the upstream or front oxygen sensor in your Honda starts to go bad, or becomes fouled it will negatively...

Your IS300 ignition coil is an external device that delivers intense voltage to the spark plugs in your 3.0 liter 2JZGE engine. When your 2JZ ignition coil starts to fail, there's a few common Lexus IS300 issues you will begin...

The S2000 knock sensor in your Honda is primarily responsible for monitoring engine knock or detonation. It's a big part of your Honda EFI system and when this one pin ceramic sensor goes bad, it's going to trigger a OBDII...

The 350Z camshaft sensor in your Nissan is also known as the CMP or camshaft position or angle sensor. This part allows your engine computer to quickly recognize and determine engine speed as well as camshaft position. If...

The S2000 MAP sensor in your Honda is there to provide real time readings on the barometric pressure if your intake manifold. This sensor takes the vacuum readings from your intake and sends this data to your S2000 ECU or...

There's two 350Z cooling fans in your Nissan roadster, both primarily set to pull or draw air through your radiator. One happens to be a primary radiator fan that's activated by your Nissan ECU, and the other...

The NHTSA and EPA have put together a proposal that looks to restrict the American love affair with motorsports. The new EPA regulations are known as the second phase of greenhouse gas (GHG) emissions and fuel efficiency standards, will also prevent...

There's more than just one Silverado O2 sensor in your Chevy truck, especially when it's an OBDII Silverado or built after 1996. Today I'll be showing you how to test the primary or upstream O2 sensor in a...

When you want to upgrade your Chevy stereo, it's going to take some wiring unless you just want to take it to a professional stereo installer. If you want to wire up your aftermarket stereo yourself, our Camaro...