The AutoPi Blog
Build a Raspberry Pi Touchscreen Car Computer (Step-by-Step)
Assemble a Pi-based carputer with touchscreen, power, mounting and software setup. Parts list, wiring tips and configuration for a reliable in-car sys...
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CAN Bus Errors: Causes, Diagnostics & Fixes (2025)
Identify bus-off, stuff, form and CRC errors. Wiring checks, termination tips and analyzer workflows for quicker diagnosis.
What Is RFID? Tags, Readers & Fleet Use Cases
How RFID works and practical applications in fleet, asset tracking and access control - with hardware options and setup tips.
Key Fobs Explained: Tech, Security & Troubleshooting
How key fobs work, common failures, battery tips and future tech like UWB - plus when to re-sync or replace your fob.
J2534 Pass-Thru Explained: ECU Reprogramming & DTC Reading
What J2534 is, supported workflows, required hardware and the basic steps to read DTCs and reflash ECUs safely.
IoT + CAN Bus: Building Modern Vehicle Data Systems
From edge capture to cloud dashboards - how IoT and CAN/CAN-FD power real-time vehicle analytics and control with AutoPi components.
Keyless Entry Explained: Key Fobs, RFID/BLE & Security Risks
How keyless systems work, pros/cons and how to mitigate relay attacks - components, signals and security best practices.