Town Car V8-4.6L VIN V Flex Fuel (2006)
D3-D5
Normal Operation
The compass sensor module receives voltage from the central junction box (CJB) through circuit 640 (RD/YE) and is grounded through circuit 676
(PK/OG). The compass sensor module communicates the vehicle direction to the instrument cluster, using circuits 702 (WH/BK) and 703 (WH/OG)
which is displayed in the message center.
Possible Causes
-
fuse
-
circuit 640 (RD/YE) open
-
circuit 676 (PK/OG) open
-
circuit 702 (WH/BK) open or short to ground
-
circuit 703 (WH/OG) open or short to ground
-
compass sensor module
-
instrument cluster
Test E: The Compass Is Inaccurate
PINPOINT TEST E: THE COMPASS IS INACCURATE
