July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Overhead Map Reading Lamp Connector End View

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

OVERHEAD MAP/READING LAMP - 3 WAY

Courtesy of DAIMLERCHRYSLER CORP.
CAV	CIRCUIT	FUNCTION
A	A908 18RD	FUSED B(+)
B	Z327 20BK/WT	GROUND
C	M20 20YL/LB	COURTESY LAMP LOAD SHED