Okay, so, I wanna share my little DIY project from last weekend. It's all about building a car water pressure cleaner. Nothing fancy, just something to wash the muck off my ride without spending a fortune at the car wash.

It all started when I got fed up with paying for car washes every week. My car gets pretty dirty, living out in the sticks, and those automatic washes just don't cut it. So, I thought, "Why not build my own?"

First things first, gathering the parts. I raided my garage and found:

• A spare 12V water pump (used for a previous garden project, barely used).
• Some PVC pipe and fittings (various sizes, I had a bunch lying around).
• A garden hose nozzle (the adjustable kind).
• A length of flexible tubing (for connecting the pump to the nozzle).
• A 12V power adapter (from an old appliance).
• Some wire and connectors.
• A bucket (for the water, duh!).

Alright, time to get my hands dirty. The build process was pretty straightforward:

1. I started by assembling the frame. I used the PVC pipes to create a simple, lightweight frame to hold the pump and the water source. Basically, just some T-joints and elbow joints to make a square base and upright supports. Nothing pretty, just functional.
2. Next, I mounted the water pump to the frame. I used some zip ties and a bit of foam padding to keep it secure and reduce vibrations.
3. Then came the plumbing. I connected the flexible tubing to the pump's outlet and then to the garden hose nozzle. I made sure all the connections were tight to avoid leaks. I also attached a short length of PVC pipe to the pump's inlet and dropped it into the bucket.
4. Wiring time! I connected the 12V power adapter to the water pump using the wire and connectors. I made sure to double-check the polarity before plugging it in, didn't want to fry anything.

Time for the moment of truth – testing! I filled the bucket with water, plugged in the power adapter, and flipped the switch. And...success! Water sprayed out of the nozzle. At first, the pressure was a little weak, but after adjusting the nozzle and letting the pump prime, it was actually pretty decent.

Here's what I learned during the build:

• Pump selection is key. You need a pump with enough pressure to actually blast the dirt off your car. My pump was okay, but I might upgrade to a more powerful one later.
• Leak-proof connections are a must. I had a few leaks at first, but some Teflon tape fixed them right up.
• Portability matters. My setup is a little bulky. If I were to do it again, I'd try to make it more compact and easier to move around.

The final result? A decent car water pressure cleaner that cost me next to nothing (since I already had most of the parts). It's not as powerful as a professional pressure washer, but it gets the job done for basic car washing. Plus, it's kind of satisfying knowing that I built it myself.

Would I recommend this project to others? Absolutely! It's a fun and relatively easy way to save some money and get a little hands-on experience. Just be prepared to tinker and troubleshoot a bit along the way.