Automotive schematics

Build a reliable vehicle headlight timer with this simple circuit, offering up to 1 minute and 30 seconds of automatic operation. This innovative design utilizes a 12V charging system and a key components like a 100µF capacitor and a 4.7K resistor to deliver precise timing. Unlock automation and enhance your vehicle’s safety with this easy-to-assemble schematic.... [read more]

Revolutionize your motorcycle’s lighting system with this innovative circuit, designed for effortless automatic headlight control. This robust schematic utilizes a 220-ohm resistor to manage just 2mA while the battery charges, and transitions to full headlight activation when voltage surpasses 7.0V. Build this smart solution and unlock ultimate convenience!... [read more]

Build a powerful and reliable LED bike light circuit using a 30Vpp dynamo and BD911 transistors. Design your own innovative LED lighting system for your bicycle with this detailed schematic and learn to control flashing front and rear lights with an astable multivibrator.... [read more]

Build a smart headlight reminder circuit with a brief burst of sound when doors are opened, eliminating annoying continuous buzzing and optimizing your vehicle's safety system.... [read more]

Implement a smart rear fog light circuit for your trailer, ensuring compliance with regulations and maximizing visibility. This 12V system, featuring a 21W lamp and a 1.75A coil, seamlessly switches your towing car’s fog light off, allowing your trailer’s light to shine brightly. Build your safety solution today!... [read more]

Implement rear fog lamp functionality with this innovative circuit diagram, designed for seamless integration with your 7-way connector. Eliminate distracting reflections and enhance visibility during foggy conditions, utilizing a powerful optocoupler to automatically switch off your vehicle’s fog light.... [read more]

Create intense flashing alerts with this simple circuit, driving two 12V 21W car bulbs in flashing mode using a power MOSFET. Ideal for road, traffic, and yard alerts – unleash powerful illumination where mains power is unavailable.... [read more]

Build a captivating car interior lighting system using an LM324 opamp to create a slow fade effect. This circuit generates a 700Hz triangle wave and a 5-second ramp, controlling an IRFZ44 MOSFET for adjustable brightness. Perfect for restoring classic car ambiance with precise fade times, easily customizable with a 75K resistor.... [read more]

Empower your camping adventures with this simple circuit, monitoring 12V car or 6V motorcycle battery status. Easily check battery health and ensure a smoothly powered trip with this essential voltage monitoring system.... [read more]

Build a smart battery monitoring circuit and instantly assess your vehicle’s power with this innovative design. Utilizing LEDs and precise components, this circuit provides real-time voltage readings, ensuring optimal performance and preventing potential issues. Discover the perfect balance for your dynamo or alternator, and maintain peak efficiency with this straightforward yet powerful build.... [read more]

Protect your caravan adventures with this smart i-TRIXX circuit, providing a vital early warning when your battery’s energy dips too low, ensuring you never face a stranded start.... [read more]

Build your own smart windshield wiper activation circuit and elevate your automotive project with this simple yet ingenious design. This project utilizes readily available components to automatically extend windshield wiper operation after cleaning, eliminating streaks and ensuring a pristine view.... [read more]

Enhance your riding safety with this innovative circuit, providing a crucial audible reminder to deactivate your flashing indicators. This ingenious design delivers a delayed beep, allowing you to maintain full focus on the road ahead – a game-changer for bikers and scooter riders seeking greater awareness and control.... [read more]

Build your own radar detector with this innovative circuit utilizing a 1458 dual op-amp. Fine-tune your detection capabilities and unlock advanced signal processing for remarkable results.... [read more]

Build a powerful vehicle headlight timer circuit with precise timing control, enabling effortless access to dark locations for up to 1 minute and 30 seconds, thanks to a simple and reliable 1-minute delay.... [read more]

Build a smart parking system with this innovative circuit. Trigger alerts with LEDs, indicating distances from 6cm to 20cm. This circuit, utilizing an infra-red level detector, provides visual feedback for precise parking assistance, adaptable for various applications.... [read more]

Drive your vehicle safely with this innovative speed limit indicator, utilizing a precise circuit to alert you when you’ve reached your target speed – a crucial tool for enhanced driving and peace of mind.... [read more]

Build a powerful voltage measurement circuit using the versatile LM3914 IC, effortlessly measuring from 8V to 12V with precision and stability, perfect for innovative projects and automotive experimentation.... [read more]

Build a smart automatic headlight system to drive with confidence. This innovative circuit seamlessly switches between high and low beams, preventing blinding other drivers and enhancing your visibility on the road. This project uses a phototransistor and relays to create a safe and effective system.... [read more]

Build a dynamic charge monitor for your 12 volt lead acid battery using a quad LM339 comparator. This innovative circuit displays battery health with four LEDs, each representing a 25% charge change, and calibrate to 12.7 volts for full charge or 11.7 volts for a dead battery.... [read more]