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Manual Boost Controller Basics

The boost controller is an integral part of your turbocharged vehicle. Without it, your vehicle or turbo kit may run unchecked or fail to build...
Acura RSX start-and-stall diagnosis showing immobilizer, fuel pressure, throttle body and injector tests

Why Does My Acura RSX Start and Then Immediately Stall?

If your Acura RSX starts and then immediately stalls, check the immobilizer, fuel pressure, throttle body, vacuum system, sensor data and idle learning before replacing parts.

Nuts and Bolts – How To Read Bolt Grades

Most car guys will remove, install and replace bolts many times and never look at bolt grades. After all, if it's not broke why...

FAQ : Honda S2000 ECU Pinout

The Honda S2000 has long been one of the ultimate import roadsters available in the US, since it's inception in 2000. What many Honda and...

Turbo Kit Tech 101 – Turbocharger Basics

One of the best ways to increase horsepower in your naturally aspirated vehicle is to install a turbo kit. Although turbocharging your car or...

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...
Automotive PCM pull-up and pull-down circuit diagrams showing open and grounded sensor voltage readings

Automotive Pull-Up and Pull-Down Circuits Explained

An automotive pull-up circuit uses a resistor to hold a module input near a known voltage when no sensor, switch or transistor...
Ford Mustang P0117

Ford Mustang P0117 Trouble Code – Test your ECT Sensor

Problems with your Ford engine coolant temperature sensor, or your ECT can lead to the Ford Mustang P0117 trouble code. This condition will cause...