# Check control panel wiring pin out

Checked with plug disconnected from unit.

##### Pin number

##### Wire colors

##### Signal / light

##### Test for : / Notes

1 | Violet / Gray | Terminal R | Battery voltage
2 | Brown / Yellow | Dash "check" light | Connect to ground to turn on light
3 |  |  | Japan market 5 series overheat warning
4 | Green / White | Terminal 15 | Battery voltage with ignition on
5 | Blue / White | Oxygen sensor | Ground with ignition on
6 |  | Airbag warning lamp | Power
7 |  | Airbag warning lamp | Ground
8 | Brown / Violet | Fasten seat belt light | Ground with ignition on.
9 | Brown | Ground supply | Ground
10 | Not used |  |
11 | Gray / White | Tail lights, right | Battery voltage with parking lights on
12 | Gray / Yellow | Tail lights , left | Battery voltage with parking lights on
13 | Gray / Blue | Bulb tester | 4.7 Ohms measured to ground
14 | Not used |  |
15 | Red / White | Terminal 30 | Battery voltage, full time
16 | Blue / Violet | Static oil level sender | Approx. 0 Ohms to ground
17 | Brown / Red | Washer fluid | Approx. 0 Ohms to ground
18 | Brown / Blue | Coolant level | Approx. 0 Ohms to ground
19 | Not used |  |
20 | White | Dynamic oil level | Oil level ok 1 k-Ohm to ground, level low, 0 Ohms
21 | Yellow | Low beams input | Battery voltage with low beam lights on
22 | Yellow / Black | Low beam indicator | 0 Ohms to ground
23 | Violet / White | Fuse monitor | Battery voltage with ignition in terminal R
24 | Green / Black | Stop light indicator | 4.7 Ohms measured to ground
25 | Green / Red | Brake lights on | Battery voltage with brakes on
26 | Gray / Violet | License plate light indicator | 4.7 Ohms measured to ground.

E30 M3 Repair Manual V2.7. Copyright ©1999-2001 Koala Motorsport & Brett Anderson