| 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.
Oil Specification 1. The HFC-134a system requires synthetic (PAG) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed. 2. Compressor (PAG) oil varies according to compressor model. Be sure to use oil specified for the model of compressor.
Inspection 1. Ignition "ON" 2. Using the scan tool. 3. Emit intensive light toward photo sensor using a lamp, and check the output voltage change. 4. The voltage will rise with higher intensive light and reduce with lower intensive light.