Control Unit Pin Assignment
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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