Misc Index

How To Bench Test A Ford Relay (Large Relay)

How To Bench Test A Ford Relay (Large Relay)

Bench testing the Ford 4 or 5 pin relay is not hard to do at all, and in this article I'll show you how to do it (there are two articles in site about bench testing a Ford Relay, you can find the other here: Bench Testing A Ford Relay -A...   read more >>

Bench Testing A Ford Relay (A Step-by-Step Guide)

Bench Testing A Ford Relay (A Step-by-Step Guide)

Every now and then, the need arises to bench test a Relay to find out if it's really BAD or not. This article will help you to bench test the Ford 20 amp multi-purpose Relay in a step by step fashion (there are two articles in site about bench...   read more >>

Buying A Digital Multimeter For Automotive Diagnostic Testing

Buying A Digital Multimeter For Automotive Diagnostic Testing

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 car. It used to be that a 12 Volt Automotive Test Light could test just...   read more >>

Ignition Coil Pack Testing Tips And Techniques

Ignition Coil Pack Testing Tips And Techniques

Generally speaking, the Distributor-less type can be divided into two basic categories: Coil-on-Plug. This type of setup has an individual ignition coil for each cylinder sitting right on top of the spark plug. Ignition Coil Pack type. In...   read more >>

Lisle 39900 Quick Disconnect Tool Review And Where To Buy One

Lisle 39900 Quick Disconnect Tool Review And Where To Buy One

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 called a ‘Quick Disconnect Fitting’ that sometimes is anything but...   read more >>

Testing And Troubleshooting 3 Wire COP Ignition Coils

Testing And Troubleshooting 3 Wire COP Ignition Coils

Coil on Plug 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 anyone working on this type of Direct ignition system. I'm gonna' share with you...   read more >>

How To Use A Noid Light And Where To Buy It

How To Use A Noid Light And Where To Buy It

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 majority of fuel injected vehicles on the road today. The fuel injector Noid...   read more >>

Dirty MAF Sensor Example (Fly Stuck in MAF Sensor)

Dirty MAF Sensor Example (Fly Stuck in MAF Sensor)

This MAF sensor belongs to an 02 Ford Ranger. The Hot wire has a fly stuck to it, and the Air Temperature Resistor is fuzzed up with dirt. The MAF sensor's performance was restored after cleaning. If this info really...   read more >>

1988 Volvo 740 NO START Case Study

1988 Volvo 740 NO START Case Study

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 expensive tools or testing equipment. That they are very easy to perform....   read more >>

The Basics Of Crank And Cam Sensors And How To Test Them

The Basics Of Crank And Cam Sensors And How To Test Them

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 this variety might make you think that testing them is difficult and/or...   read more >>