The Headlamp and Panel Dimmer Switch is the controlling
component for the interior dimming function. This switch uses an internal
rheostat to allow the customer to set the dimming to a desired setting.
Power is available to the Headlamp and Panel Dimmer Switch at all times
from the PK LMPS fuse #9 through CKT 240 (ORN).
Once the switch is turned to either the Park Lamp or Headlamp function, parade
dimming is capable through CKT 1382 (PPL/WHT) to the illumination
lamps of the following components:
• | Transfer Case Switch Transfer Case Controls. |
Power is also available for controlled dimming through the rheostat
to the ILLUM fuse #14 through CKT 44 (DK GRN)
when in one of the lighting functions. From the ILLUM fuse power is sent through
CKT 8 (GRY) to the following components:
• | Headlamp and Panel Dimmer Switch. |
• | Liftgate Release Switch |
• | Window Wiper/Washer Switch, Rear |
• | Automatic Transfer Case Controls |
• | Automatic Transfer Case Select Switch |
| Ground for the above components is G200, through CKT 150 (BLK). |
• | Front and Rear, Auxiliary HVAC Control Switch Lamps |
• | Rear AC Selector Switch |
| Ground for the HVAC Controls is G400, through CKT 150 (BLK) |
| Ground for the Instrument Cluster runs through CKT 451 (BLK/WHT)
to both ground G103 and G104. |