BMW E30 Guide

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BMW E30 (1982 to 1993)

E30 race car.jpg

RPM

Use the Black wire in the C101 plug feeding from the ECU to the instrument cluster. The wire is located towards the passenger door side of the instrument cluster.

RaceCapture/Pro timer configuration

  • Timer Mode: RPM
  • Timer Speed: Medium
  • Pulse Per Revolution: 3

Engine Temperature

Tap the brown and green wire on the back of the instrument cluster and run to an analog input of the Race Capture Pro. The wire is located towards the passenger door side of the instrument cluster.

Map values in RCP:

  • 2.65v = 85
  • 2.55v = 120
  • 2.06 = 195
  • 1.83 = 220
  • 0.80 = 310

Fuel Level

Tap the brown and purple wire on the back of the instrument cluster and run to an analog input of the Race Capture Pro. The wire is located on the driver's door side of the instrument cluster.

Map values in RCP:

  • 4.3v = 0 (empty)
  • 2.28v = 50 (half)
  • 0.55v = 100 (full)

Oil Pressure

Recommend a dedicated 10 bar / 145 PSI 0.5-4.5v pressure sensor. Pressure Sensor