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Relay

Relay

Fuel Pump Relay - Function, Failure and testing procedures.
Automotive Relays

Fuel Pump Relay – Function, Failure and testing procedures.

03/19/2022

So, the fuel pump relay, is activated whenever, the ignition is turned on. Consequently, the primary function of the fuel pump relay, is to maintain a consistent voltage supply, to the fuel pump. Therefore, when switched […]

Engine Cooling Fan - Is your cooling fan working - How to test it.
Cooling Heating

Engine Cooling Fan – Is your cooling fan working – How to test it.

01/12/2022

Your engine cooling fan, only runs when needed, to help cool the engine. So, a engine cooling fan, relay or control circuit failure is bad news. Because, it can allow the engine to overheat. The […]

Electric Fuel Pumps - How Do They Work - How Can They Fail
Automotive Fuel Pump

Electric Fuel Pumps – How Do They Work – How Can They Fail

09/12/2021

Electric fuel pumps are fairly simple, but rely on many other systems to function properly. The Electric fuel pump is responsible for delivering pressurized fuel, from the fuel tank to the engine. When the ignition […]

Cooling Fan Relay - What Does It Do - Failure Symptoms - Basic Testing
Automotive Relays

Cooling Fan Relay – What Does It Do – Failure Symptoms – Basic Testing

09/03/2021

Circuits that have a high current draw, usually use a cooling fan relay. Most cooling fans use electric motors, that have a moderate to high current draw. As a result, using a cooling fan relay, […]

Electric Cooling Fan - What Can Stop It From Working Properly And Why
Cooling Heating

Electric Cooling Fan – What can stop it from working properly and why.

08/23/2021

If your engine is overheating, or shows signs of running hotter than normal; you may have a problem with your electric cooling fan. Electric cooling fans are used, to move air through the radiator; when […]

Fuel Pumps - Deliver Fuel From The Fuel Tank To The Engine
Automotive Fuel Pump

Fuel Pump Related No Start Problems – What Should You Check

07/29/2021

The fuel pump runs continuously with your engine, delivering high-pressure fuel to the fuel rail and injectors. The fuel pump keeps cool by staying submerged in fuel or else it would overheat. If you make […]

Automatic Shutdown (ASD) Relay - Function - Failure - Testing
Automotive Relays

Automatic Shutdown (ASD) Relay – Function – Failure – Testing

07/19/2021

The function of the automatic shutdown (ASD) relay is, to shut off power to major systems. When the key is turned off, as a safety feature. So, when the automatic shutdown (ASD) relay is on; […]

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