{"product_id":"qdb300-5a-12-24v-ignition-coil-test-injector-tester-car-sensor-tester-oscilloscope-pwm-drive-fault-detector-stepper-motor-tester","title":"QDB300 Automotive Ignition Coil Tester with Injector and Stepper Motor","description":"\u003cdiv\u003e\n\u003cp\u003eQDB300 is a compact, multi‑function diagnostic tool designed for modern automotive troubleshooting. This handheld unit combines an oscilloscope‑style signal tester, PWM drive output for solenoids and injectors, a stepper motor tester for idle and gauge motors, and reliable signal simulation for sensors—all in one portable device. It helps technicians quickly pinpoint ignition coil faults, injector issues, and actuator problems, reducing diagnostic time and vehicle downtime. The bright TFT color screen presents waveforms and readings clearly, so you can interpret results at a glance, even in busy workshops or DIY garages. Compatible with 12V and 24V vehicle systems, it operates from a DC supply of 9–26V, making it a versatile companion for automotive work.\u003c\/p\u003e \u003cp\u003eAll electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.\u003c\/p\u003e \u003ch2\u003eMain Description\u003c\/h2\u003e\n\u003cp\u003eQDB300 brings together several core diagnostic capabilities in a single handheld instrument. Its oscilloscope‑style test signal display helps you visualize ignition coil behavior and injector response, while the PWM driver outputs controlled signals to simulate real‑world operating conditions. The built‑in multimeter covers essential electrical checks—voltage, resistance, current, capacitance, and diodes—so you can verify circuitry without grabbing multiple tools. The stepper motor tester supports idle and instrument motor testing, enabling quick identification of mechanical or electronic faults in auxiliary systems.\u003c\/p\u003e \u003ch2\u003eBenefits \u0026amp; Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficient ignition and injector testing:\u003c\/strong\u003e Use the built‑in signal display to compare coil primary\/secondary behavior and injector pulse performance, helping you confirm proper timing and energization.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreamlined diagnostics:\u003c\/strong\u003e Diagnose multiple components without switching between devices—test coils, injectors, PWM‑driven devices, and stepper motors from one interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePractical use tips:\u003c\/strong\u003e Start with a known good supply (DC 9–26V) and verify supply voltage with the multimeter before applying PWM signals. Use the 1–100 kHz frequency range and 0–100% duty cycle to model real operating conditions, and switch between 2‑wire and 3‑wire modes as needed for different coil or injector types. Keep operating temperature within 0–55°C for optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e YIQIXIN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware Version:\u003c\/strong\u003e QDB-5A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Origin:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Weight:\u003c\/strong\u003e 0.4 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Iron + Plastic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CE (External Testing Certification)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Requirements:\u003c\/strong\u003e DC 9–26V (suitable for 12V\/24V vehicle systems)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e TFT color screen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKey Functions:\u003c\/strong\u003e Automobile ignition coil test, injector solenoid\/valve test, stepper motor tester, injector tester, injector valve tester, ignition coil simulator, PWM driver and PWM signaling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePWM Output:\u003c\/strong\u003e Frequency 1–100 kHz, Duty cycle 0–100%, VPP 1.25–14.5V; supports 2‑wire and 3‑wire modes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal and Sensor Testing:\u003c\/strong\u003e Signal generation and testing for idle motors, electronic fans, flow sensors, and similar actuators; supports sensor signal simulation (e.g., air conditioner pressure, rail pressure)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultimeter Capabilities:\u003c\/strong\u003e Voltage DC 0–30V, Resistance 0–1 MΩ, Current 0–1.8 A, Capacitance 10 nF–1000 μF, Diodes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0–55°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Output:\u003c\/strong\u003e Adjustable up to 2.5 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Interface:\u003c\/strong\u003e DC input for 12V\/24V vehicle systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguage Support:\u003c\/strong\u003e English (additional languages may be available depending on region)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication Range:\u003c\/strong\u003e Ideal for automotive maintenance professionals and DIY mechanics\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePackage includes:\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNot specified in the available product data.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWarnings \/ Reminders\u003c\/h2\u003e\n\u003cp\u003eUse strictly within the specified voltage (9–26V) and operating temperature (0–55°C). Ensure proper connections and follow all safety procedures when testing live circuits. Do not expose the unit to water or moisture. For optimal results, perform tests on a stable test bench and disconnect from the vehicle when making physical connections. Refer to the user manual for connection diagrams and safety guidelines.\u003c\/p\u003e \u003ch2\u003eLanguage Support\u003c\/h2\u003e\n\u003cp\u003eLanguage support: English (additional languages may be available depending on region).\u003c\/p\u003e \u003cp\u003e\u003cem\u003eTrust statement:\u003c\/em\u003e At intercyprus.com since 2002 — trusted for quality and reliability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"InterCyprus Trading Ltd","offers":[{"title":"Default Title","offer_id":52473898959190,"sku":"1005009934886289-Default Title","price":90.29,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0530\/0604\/1274\/files\/S979823ed674744d5b69c025d9c0e8a49z.webp?v=1769797253","url":"https:\/\/www.intercyprus.com\/products\/qdb300-5a-12-24v-ignition-coil-test-injector-tester-car-sensor-tester-oscilloscope-pwm-drive-fault-detector-stepper-motor-tester","provider":"InterCyprus Trading Ltd","version":"1.0","type":"link"}