E60, E61, E63, E64 - PDC Control Unit
Installation location
On the BMW 5-Series, the PDC control unit is located under the spare wheel in the luggage compartment well. The PDC control unit is fitted in the function carrier (illustration shows E60). On the BMW 6-Series, the function carrier is in front of the battery in the luggage compartment well.
Scheme 504
| Key | Explanation | Key | Explanation |
|---|---|---|---|
| 1 | Function carrier | 2 | PDC control unit |
PDC CONTROL UNIT: E60, E61, E63, E64
Construction
The PDC control unit is connected to the rest of the vehicle electrical system by 3 plug connectors.
Pin assignment for X300, 12-pin
| Pin | Type | Description |
|---|---|---|
| 1 | V | Power supply, terminal 15 For vehicles from 03/2004: terminal 30g (active) |
| 2 | E/A | CAN high on K-CAN |
| 3 | ||
| 4 | ||
| 5 | ||
| 6 | M | Earth, terminal 31 |
| 7 | ||
| 8 | E/A | CAN low on K-CAN |
| 9 | ||
| 10 | ||
| 11 | ||
| 12 | ||
| E/A = Input and output | ||
| M = Earth | ||
| V = Supply | ||
| For current specifications regarding pin assignment, please refer to BMW diagnosis system | ||
PIN ASSIGNMENT FOR X300, 12-PIN
Pin assignment for X18013, 18-pin
| Pin | Type | Description |
|---|---|---|
| 1 | A | Earth for ultrasonic sensor, rear right |
| 2 | A | Earth for ultrasonic sensor, rear left |
| 3 | ||
| 4 | ||
| 5 | A | Power supply for ultrasonic sensor, rear middle right |
| 6 | A | Power supply for ultrasonic sensor, rear middle left |
| 7 | A | Power supply for ultrasonic sensor, rear right |
| 8 | A | Power supply for ultrasonic sensor, rear left |
| 9 | ||
| 10 | A | Earth for ultrasonic sensor, rear middle right |
| 11 | A | Earth for ultrasonic sensor, rear middle left |
| 12 | E | Signal from ultrasonic sensor, rear middle right |
| 13 | E | Signal from ultrasonic sensor, rear middle left |
| 14 | E | Signal from ultrasonic sensor, rear right |
| 15 | E | Signal from ultrasonic sensor, rear left |
| 16 | ||
| 17 | ||
| 18 | ||
| A = Output | ||
| E = Input | ||
| For current specifications regarding pin assignment, please refer to BMW diagnosis system | ||
PIN ASSIGNMENT FOR X18013, 18-PIN
Pin assignment for X18362, 18-pin
| Pin | Type | Description |
|---|---|---|
| 1 | A | Earth for ultrasonic sensor, front right |
| 2 | A | Earth for ultrasonic sensor, front left |
| 3 | ||
| 4 | ||
| 5 | A | Power supply for ultrasonic sensor, front middle right |
| 6 | A | Power supply for ultrasonic sensor, front middle left |
| 7 | A | Power supply for ultrasonic sensor, front right |
| 8 | A | Power supply for ultrasonic sensor, front left |
| 9 | ||
| 10 | A | Earth for ultrasonic sensor, front middle right |
| 11 | A | Earth for ultrasonic sensor, front middle left |
| 12 | E | Signal from ultrasonic sensor, front middle right |
| 13 | E | Signal from ultrasonic sensor, front middle left |
| 14 | E | Signal from ultrasonic sensor, front right |
| 15 | E | Signal from ultrasonic sensor, front left |
| 16 | ||
| 17 | ||
| 18 | ||
| A = Output | ||
| E = Input | ||
| For current specifications regarding pin assignment, please refer to BMW diagnosis system | ||
PIN ASSIGNMENT FOR X18362, 18-PIN
PDC incorporates the following functions
- Acoustic warnings
- Visual warnings
- Check Control