A multimeter is more than just a tool in an automotive workshop. It's your eyes into a vehicle's electrical system! 🔍 But do you really know what every symbol on that rotary dial means? 🤔 From checking battery voltage to diagnosing faulty sensors, testing fuses, checking wiring continuity and measuring electrical signals, understanding your multimeter can save you hours of guesswork. ⚡ KNOW YOUR MULTIMETER: 🔋 DC Voltage (V⎓): Test batteries, ECU supplies and 5V/12V circuits. 〰️ AC Voltage (V~): Measure alternating voltage. ⚡ DC/AC Current (A): Measure current flow in electrical circuits. Ω Resistance: Test resistors, coils and sensor resistance. 🔻 Diode Test: Check diodes, rectifiers and LEDs. 🔔 Continuity: Find broken wires, blown fuses and open circuits. 🔋 Capacitance: Test capacitors. 📡 Frequency/Duty Cycle: Check signals from CKP, CMP and PWM-controlled systems. 🌡️ Temperature: Measure temperature using a compatible probe. 🔧 KNOW YOUR MULTIMETER CONNECTIONS: COM – Black probe. VΩ – Voltage, resistance and related measurements. mA/µA – Low-current measurements. 10A – Higher-current measurements. 💡 Remember: Always select the correct measurement mode and input terminal. Never measure voltage with the probes connected to a current input. You can damage your meter or cause a short circuit. 🔥 A good mechanic doesn't just replace parts. A good mechanic knows how to TEST before replacing! 🎵 Let the reggae play, but let the multimeter do the talking! VincentAutoTech 🚗🔧 👇 Automotive technicians and DIY enthusiasts: Which multimeter function do you use most often? #AutomotiveEngineering #CarDiagnostics #Multimeter #AutoElectrical #VincentAutoTech - @magivibeke