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Toyota Celica ECU Pinouts ST205 GT4

Before the Subaru WRX and the Mitsubishi Evolution became the AWD turbocharged monsters, the Toyota Celica represented what Japan had to offer in the...

How To Fuel Pressure Regulator Troubleshooting

Whether your car is modified or not, fuel problems can be a headache to handle. Although there are many cases when your fuel pump...

How To Test a Nissan Altima Ignition Coil

When your Altima ignition coil starts to go bad you are going to have issues starting your Nissan. It can also contribute to inconsistent...

DTC P0135 – How To Service Your 02 Sensors

The P0135 Check engine light is a OBDII Trouble code informing you that there is a problem with one of your oxygen sensors. Your vehicle's...

Differences between the 1G and 2G DSM

The DSM is the acronym that stands for Diamond Star Motors, the partnership between Mitsubishi, Eagle and Chrysler. Most import enthusiasts have come to...

FAQ : Is My Exhaust Legal?

Easily one of the most asked questions of any automotive enthusiast, "Is my exhaust legal?" is one posed to many shop owners and smog...
Shielded sensor wiring blocks electrical noise from corrupting sensitive signals. Learn how to diagnose damaged shielding and repair it correctly.

How Shielded Automotive Sensor Wiring Works—and How to Repair It

Shielded automotive sensor wire protects small electrical signals from interference created by ignition coils, fuel injectors, alternators, starter cables, relays and electric...
Synthetic vs Conventional Oil: Which Wins?

Synthetic vs Conventional Oil: Which Wins?

Synthetic vs conventional oil affects engine protection, change intervals, and cost. Learn which oil fits a daily driver, tow rig, or performance build.