That is very importance manual for BMW mechanics. Engine connectors descriptions E12 and E28. Hans Vaalund. E12 fusebox connector. Wire colors. Pin. Wire color. Signal. BK. black …
Pin Wire color Signal
TD BK/BL Ignition module pulse
15 GR Wire harness con, ignition voltage
30 R Battery voltage, unfused
31 BR Ground
50 BK/Y Starter solenoid voltage
87 R/W Injector/ECU supply voltage
87b GR/v Power to fuel pumps.

Tags : bmw e12, starter solenoid, wire colors, pin wire, color signal, v power, e28, wire harness, battery voltage, fusebox, solenoid, supply voltage, ecu, bk, bl
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