SRS Control Unit Terminal Identification
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 1993 BMW M5, 1993 BMW 740iL, 1993 BMW 740i, 1993 BMW 535i, and 1993 BMW 525iT. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
SRS control unit terminal identification information for 500, and 700 series is not available from manufacturer.
SRS CONTROL UNIT 20-PIN ORANGE HARNESS CONNECTOR TERMINAL ID (300 SERIES)
| Terminal |
Color |
Description |
| 1 |
Brown/Green |
Not Used In U.S. |
| 2 |
N/A |
Not Used |
| 3 |
Red/White |
To Left Front Crash Sensor |
| 4 |
Brown/Green |
To Contact Ring/Air Bag |
| 5 |
White/Blue |
To Right Front Crash Sensor |
| 6 |
Red/White |
To Left Front Crash Sensor |
| 7 |
Red/Blue |
To Right Front Crash Sensor |
| 8 |
Black |
Not Used In U.S. |
| 9 |
Blue/Green |
Not Used In U.S. |
| 10 |
Blue |
Not Used In U.S. |
| 11 |
White/Violet |
Diagnostic Bus Line |
| 12 |
Blue/Green |
To Contact Ring/Air Bag |
| 13 |
N/A |
Not Used |
| 14 |
Yellow/Blue |
To Right Front Crash Sensor |
| 15 |
Green |
Not Used In U.S. |
| 16 |
Black/Yellow |
Start Signal From Ignition Switch |
| 17 |
White |
To Left Front Crash Sensor |
| 18 |
Violet/Green |
Ignition Voltage From Ignition Switch |
| 19 |
White/Yellow |
Diagnostic Bus Line |
| 20 |
Blue/Black |
Internal Ground For Air Bag Warning Light |