Car Fuses Relays and Wiring Repair | Electrical DIY Guide

Fuel Pump Relay – Function – Failure – Testing Procedures

06/09/2025

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

Automotive Fuses: Know How They Work and Why They Blow

10/10/2024

Automotive fuses, protect the circuits in your vehicle, from excessive current flow. So, if an electrical item in your vehicle stops working, the first thing to do is, check the automotive fuses. Engineers size automotive […]

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

05/07/2024

THE COOLING FAN RELAY ESSENTIALLY FUNCTIONS AS, THE ON/ OFF SWITCH FOR THE ENGINE’S COOLING FANS. And, is therefore an important electrical component, of the engine’s cooling system. As a result, most cooling fans use […]

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

01/22/2024

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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