Bmw M20 Wiring Diagram. These are official BMW wiring diagrams from BMW North America. 193 WIRING DIAGRAMS I have included the following popular E30 and M30 modelyears.
ATS 7058 BBS Cast RZ320 BBS Forged RG003 OEM BMW 15 Euroweaves Alumetall DW Silver-line and Turbo-line Fondmetal 2300 HB King 271526 MSW 1968 D OZ Racing 52705 BW 1 and Ronal R 15. MegaSquirt installation on BMW M20 and M30 engines using the factory crank trigger Updated 3312020 Check out our out of the box plug play solution for 87-92 BMW E30 325i ready to plug into your factory harness. 1983 e30_83pdf 10867285 bytes e30_83zip 7171106 bytes.
Now this is the messy part of the swap.
The process is as simple as laying the harness out on a table with a diagram in front of you and eliminating anything that is not necessary. 1984 e30_84pdf 16982190 bytes e30_84zip 12197014 bytes. The bmw wiring diagram system is supplied on a dvd. These are official BMW wiring diagrams from BMW North America.