Automotive light circuit diagrams

Automatic Headlight Brightness Switch
December 13, 2010

Driving the highway with your high-beam headlights can really increase your visibility, but can he a blinding hazard for other drivers. This simple circuit can be wired into your headlight switch to provide automatic switching... [more]

Headlights Timer
November 8, 2010

This device is a simple timer, allowing to keep on the headlights of your vehicle for about 1min. and 30sec., e.g. when accessing some dark place, without the necessity of coming back to switch-off the... [more]

Automobile Interior Lights Fader
September 26, 2010

The circuit is based around the LM324 low power opamp which draws around 3mA of current, so it won't bother the battery if left connected for extended periods. [more]

Car-Bulb Flasher
September 26, 2010

This astonishingly simple circuit allows one or two powerful 12V 21W car bulbs to be driven in flashing mode by means of a power MosFet. Devices of this kind are particularly suited for road, traffic... [more]

circuit from:http://www.extremecircuits.net/2009/07/car-bulb-flasher.html

Fog Lamp Sensor Circuit
September 26, 2010

For several years now, a rear fog lamp has been mandatory for trailers and caravans in order to improve visibility under foggy conditions. When this fog lamp is switched on, the fog lamp of the... [more]

circuit from:http://www.extremecircuits.net/2010/05/fog-lamp-sensor-circuit.html

Fog Lamp Switch Circuit
September 26, 2010

In most countries it is now mandatory or at least recommended to have a rear fog light on a trailer with the additional requirement that, when the trailer is coupled to the car, the rear... [more]

circuit from:http://www.extremecircuits.net/2010/05/fog-lamp-switch-circuit.html

Simple Headlight Reminders
September 26, 2010

These two headlight reminder circuits are easy to install and operate on the KISS (Keep It Simple Stupid) principle. The simple circuit involves adding just a 12V piezo buzzer between the lights circuit and a... [more]

circuit from:http://www.extremecircuits.net/2010/05/simple-headlight-reminders.html

LED Bike Light Circuit Project
September 26, 2010

LED Bike Light Circuit Project [more]

circuit from:http://www.extremecircuits.net/2010/05/led-bike-light-circuit-project.html

Motor Bike Headlight Controller Circuit
September 26, 2010

This circuit automatically turns a motor cycle's headlight on and off, independently of both the light and ignition switches, provided the battery is fully charged. The first stage uses the 22O resistor and ZD1 to... [more]

circuit from:http://www.extremecircuits.net/2010/01/motor-bike-headlight-controller-circuit.html

Car Headlights Timer Circuit Schematic
September 26, 2010

This device is a simple timer, allowing to keep on the headlights of your vehicle for about 1min. and 30sec., e.g. when accessing some dark place, without the necessity of coming back to switch-off the... [more]

circuit from:http://www.extremecircuits.net/2010/01/car-headlights-timer-circuit-schematic.html