Electromagnetic Induction
An electrical conductor that can be moved freely is placed between the N and S (magnetic) poles of a magnet as shown in the diagram. Then, a galvanometer is connected to the (more…)
Automotive System
Circuit Failures
Open Circuit
Click on the bulb mark or the underlined sentence.
An electrical device operates normally if there are no malfunctions in its circuit. The voltage at the connectors can be measured as (more…)
Electrical Tester
Names of Parts
The electrical tester can be used for measuring the current, voltage, and resistance of an electrical circuit, as well as to check the continuity of a circuit and testing diodes.
The (more…)
Relay and Fuse
Relay
If the electrical circuit for devices requiring a high amperage consists of a power source, a switch, and a light bulb that are directly connected, the switch and the wiring harness must be of (more…)
Parallel Connection & Series Connection
Description
An electric circuit can be divided into a series connection or parallel connection, depending on how the electrical devices are connected.
1. Series connection
With this method, multiple (more…)
Basic of Electrical Circuit
Voltage and current
The speed of the waterwheel changes by changing the water volume in the tank. This means that the speed of the water flowing to the waterwheel changes with the change in the water (more…)
Fundamentals of Automotive electricity
Electrical Circuit
Electrical devices are used in numerous areas of an automobile, and provide various functions.
As electricity passes through a resistor, it affects the resistor and can provide a (more…)
Clutch-shudder (Judder) Symptoms And Malfunction Causes
This symptom occurs when the clutch is engaged at take-off, shaking the vehicle in fore- and-aft direction. The shaking stops once the clutch has been completely engaged. It occurs more often when the (more…)
Automatic Aircondition Systm Inspection
Self-diagnosis System
1.Description
In the self-diagnosis system, the ECU transmits any abnormality that occurs in the indicator, sensors, and actuator to the control panel for display to notify the (more…)
Automatic Aircondition Systm TAO – Temperature Air Outlet
1.What is TAO?
In order to speedily adjust the interior temperature to the set temperature, the ECU calculates the outlet air temperature (Temperature Air Outlet, TAO) based on the temperature information (more…)