Relays can also be used to implement Boolean logic. See How Boolean Logic Works for more information. For more on relays and related topics, check out the links on the next page. Frequently Asked Questions What types of relays are there? There are several types of relays, including electromag...
How Relays Work What are amps, watts, volts and ohms? More Great Links Introduction to Electricity- illustrated DC Circuits and Components Smart Continuity Tester Autoweb: Owning and Maintaining Your Vehicle GM Goodwrench Videos 1…34 Advertisement...
Step 1 Expectthe more common electrical system problemto affect the lights. When interior lights start flickering or just don't want to work at all, your first step is to check fuses and relays. If that checks out, look for a loose wire connector. Don't forget to check the ignition swi...
Checking Fuses The most foolproof way to check a fuse is to pull it out of its receptacle and hook up acontinuity testerto both blades of the fuse. But if you do this while the fuse is plugged in, you could get continuity through a path other than the fuse (for instance, both sides...
Check the fuse first. Refer to your owner's manual for the location of the fuse panel (usually located under the dash on the driver side, on the driver�s side kick panel, or on a side panel in the center console. Locate the numbered fuse that corresponds to the power window circuit...
The technologies used to implement those gates, however, have changed dramatically over the years. The very first electronic gates were created using relays. These gates were slow and bulky. Vacuum tubes replaced relays. Tubes were much faster but they were just as bulky, and they were also ...
Semiconductor switches for smart fuses are much smaller than relays, saving valuable space and weight in a vehicle and reducing the PCB area required. They provide useful features to improve their performance and ruggedness, such as limiting the inrush current at start-up and handli...
Somewhere on this car, there’s a failure within the fuses, relays, ignition system, fuel supply, or compression. A quick and dirty method of finding issues is using an OBD2 scanner to check the vehicle for codes, but if it’s clear, there’s some work ahead. Let’s figure this out...
the fuse is blown and needs to be replaced. With glass fuses place the red test lead tip on the silver-colored end caps to check them. Double-check your ground connection if all the fuses read "0" volts to ground. If there is no power to one fuse but all the others are functional...
- Using Allen keys, open the Plastic Cover and you will see the setup below with all the main relays and some fuses here. To check the S.A.S.Relay, remove it & check for continuity between 30 and 87a, it should be 0 Ohm. Now apply 12V to 85 and 86, 30 and 87 (not 87a) ...