Misc Index

Coil-On-Plug (COP) ignition systems are becoming the standard ignition system on most makes. Knowing how they work and especially how to test them has become a must for... [read more]

This mass air flow (MAF) sensor belongs to an 2002 Ford Ranger. The hot wire has a fly stuck to it, and the Air Temperature Resistor is fuzzed up with dirt. This dirty MAF... [read more]

A fuel injector Noid light will help you to troubleshoot a misfire or a no-start condition or a bad fuel injector and is one of those MUST HAVE tools to diagnose the... [read more]

Crankshaft Position (CKP) sensors and Camshaft Positions (CMP) sensors used on cars and trucks today come in all sorts of different shapes, sizes and configurations. All... [read more]

The purpose of this case study is to show you how to test the ignition system in a NO-START condition. You should be able to see that: These tests do not require... [read more]

A digital multimeter is one of the most important diagnostic tools that you'll need to troubleshoot and diagnose any of the many electrical and electronic components in you... [read more]

Doing a tune-up on your car (or pick up or mini-van) can be ‘as easy as pie‘ or turn into a nightmare that'll have you taking your vehicle to the shop (to spend... [read more]

This tutorial will help you to diagnose the Vane Air Flow (VAF) Sensor on the 1988, 1989, 1990, 1991, and 1992 2.2L Mazda 626 (with or without turbo). NOTE: This tutorial... [read more]

I've had so many folks come up to me and say: "I think the alternator is bad on my car because I disconnected the battery negative (-) terminal with the engine running... [read more]

It used to be that the metal fuel lines where connected to each other with rubber fuel hoses and hose clamps... boy have times changed! Now, they use a type of fitting... [read more]