Working on car diagnostics? This mini oxygen sensor signal simulator lets you test or simulate a 4-wire O2 sensor signal – super handy for mechanics, tuners, or DIYers troubleshooting check engine ...

A defective parking sensor can be expensive if you don’t notice it in time and get it repaired. Following the engineer’s ironclad rule “Do it yourself,” here is a small circuit that you can use to ...

A friend asked me to repair a DIY magnetic sensors tester. It was designed to test AS5040 sensors assembled on a PCB. The tester used an ATmega168 microcontroller to control the sensor and a 20x2 ...

We may receive a commission on purchases made from links. Modern cars are designed to be more efficient and eco-friendly than ever. Automakers build vehicles with a wealth of advanced features to not ...