Quantity   Component name
1 × crystal 8 to 16 MHz
2 × cap 22 pF
1 × resistor 47 OHM
1 × OBD2 plug https://www.ebay.co.uk/sch/i.html?_osacat=0&_odkw=lcd+16x2&_from=R40&_trksid=p2334524.m570.l1313.TR1.TRC0.A0.H0.Xobd2+plug.TRS0&_nkw=obd2+plug&_sacat=0
1 × MCP2515 module https://www.ebay.co.uk/sch/i.html?_from=R40&_trksid=p2047675.m570.l1313.TR1.TRC0.A0.H0.Xmcp2515.TRS0&_nkw=mcp2515&_sacat=0
1 × PIC16F876A Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollers
1 × TFT 1.8" , 128x160 pixels, ST7735 driver, SPI
1 × 7805 TO220 5V regulator