F 150 4WD Pickup V8-5.4L VIN V Flex Fuel (2006)
B6
Normal Operation
The compass sensor module receives voltage from the central junction box (CJB) through circuit 294 (WH/LB) and is grounded through circuit 875
(BK/LB). The compass sensor module communicates vehicle direction to the instrument cluster to be displayed in the message center. The compass
sensor module uses circuit 702 (WH/BK) and circuit 703 (WH/OG) to communicate to the instrument cluster.
Possible Causes
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fuse
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circuit 294 (WH/LB) open
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circuit 702 (WH/BK) open or short to ground
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circuit 703 (WH/OG) open or short to ground
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circuit 875 (BK/LB) open
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compass sensor module
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instrument cluster
Test C: The Compass Is Inaccurate
PINPOINT TEST C: THE COMPASS IS INACCURATE
C1-C2
Normal Operation
The compass sensor module communicates vehicle direction to the instrument cluster to be displayed in the message center.
Possible Causes