Control Unit Pin Assignment
WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2006 BMW 530i, 2006 BMW 525i, 2006 BMW 330xi, 2006 BMW 330i, and 2006 BMW 330Ci. However, it is still accessible from the selected car via links, so may be relevant.
PIN ASSIGNMENT FOR AL: CONTROL UNIT CONNECTOR X13718, 32-PIN
| Pin | Type | Description |
|---|---|---|
| 1 | V | Supply voltage for AL control unit (terminal 30) |
| 2 | M | Earth for AL control unit (terminal 31) |
| 3 | E | Wake-up signal for AL control unit (terminal 15 wake-up) |
| 4 | - | - |
| 5 | E/A | F-CAN High signal (chassis CAN) |
| 6 | E/A | F-CAN Low signal (chassis CAN) |
| 7 | - | - |
| 8 | E/A | PT-CAN High signal (powertrain CAN) |
| 9 | E/A | PT-CAN Low signal (powertrain CAN) |
| 10 | - | - |
| 11 | A | Power supply (12 volts, switched) for the cumulative steering angle sensor |
| 12 | A | E90, E91 Earth connection for cumulative steering angle sensor |
| 13 | - | - |
| 14 | - | - |
| 15 | - | - |
| 16 | - | - |
| 17 | - | - |
| 18 | - | - |
| 19 | A | > E90, E91 > E60, E61, E63, E64 from 09/2005 ECO valve (PWM) actuation |
| 20 | A | > E90, E91 > E60, E61, E63, E64 from 09/2005 Servotronic Valve (PWM) actuation |
| 21 | A | Power supply (12 volts, switched) for the electric servomotor lock |
| 22 | A | Earth connection for electric servomotor lock |
| 23 | E | 1st voltage signal from motor-position sensor |
| 24 | E | 2nd voltage signal from motor-position sensor |
| 25 | E | Temperature signal from motor-position sensor |
| 26 | A | Power supply for motor-position sensor |
| 27 | A | Earth connection for motor-position sensor |
| 28 | - | - |
| 29 | - | - |
| 30 | - | - |
| 31 | A | > E90, E91 > E60, E61, E63, E64 from 09/2005 ECO valve voltage supply (12-volt circuit) |
| 32 | A | > E90, E91 > E60, E61, E63, E64 from 09/2005 Servotronic valve voltage supply (12-volt circuit) |
| A = Output E = Input E/A = Input and output M = Earth V = Supply For current specifications regarding pin assignment, please refer to BMW diagnosis system. |
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PIN ASSIGNMENT FOR AL: CONTROL UNIT CONNECTOR X13719, 6-PIN
| Pin | Type | Description |
|---|---|---|
| 1 | A | Actuation of electric servomotor on planetary gearbox with override function (Phase W) |
| 2 | A | Actuation of electric servomotor on planetary gearbox with override function (Phase V) |
| 3 | A | Actuation of electric servomotor on planetary gearbox with override function (Phase U) |
| 4 | - | - |
| 5 | - | - |
| 6 | - | - |
| A = Output For current specifications regarding pin assignment, please refer to BMW diagnosis system. |
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