| Circuit Diagram |

| Rear Curtain Unit Connector |

| PIN NO. | Connector | PIN NO. | Connector |
| 1 | B+ | 8 | IG2 |
| 2 | - | 9 | Inhibitor “R” switch |
| 3 | Power GND | 10 | Rear curtain switch |
| 4 | Power B+ | 11 | Vehicle speed sensor |
| 5 | - | 12 | Inhibitor “P” switch |
| 6 | Motor UP | 13 | - |
| 7 | Signal GND | 14 | Motor DOWN |
Description You can up & down rear curtain automatically by pressing the rear curtain switch. Rear curtain protect passenger from a direct ray of light by covering rear glass.
Inspection Connect the battery voltage and check the rear curtain motor rotation. If the motor does not operate properly, substitute with a known-good rear curtain motor and check for proper operation.
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the rear bumper. (Refer to Body - "Rear Bumper") 3. Remove the BSD unit (A) after loosening the mounting screws. Take care not to separate the bracket from rear bumper when removing the BSD sensor.
Description To sense the cars exactly in the next lane with the radar, the direction of the sensor and the direction of the vehicle have to align. This is BSD unit alignment. If this alignment is not performed as below illustration, the degradation of detection performance and the cause of false alarms.