Category: Cars

Toyota MR2 pop-up headlights delay delete mod

Stock pop-up headlights unit on Toyota MR2 SW20 (85964-20020) delays retraction of the headlights by 3 seconds. This delay can be shortened with a simple modification of the pop-up headlights unit. I’m using this mod on my MR2 for more than 3 years without any problems or glitches, so I…

Nissan 180SX/240SX S13 Digital Speedometer Schematics

This speedometer got into my hands when my friend asked me if I could try to repair it. I’ve started with visual inspection and didn’t find any visible issue, so I started searching for some forum posts that could have some helpful information. Most of the posts that I’ve found…

Temperature and pressure gauge sensors characteristics

I’m working on custom car gauges for measuring car coolant temperature and oil temperature and pressure. To save some cash I decided to try to use cheap automotive sensors from China, specifically sensors from Banggood.com. The issue with these sensors is the lack of datasheets and/or characteristics specifications, so I…