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Home >> Lincoln >> 2003 >> Aviator AWD V8-4.6L DOHC VIN H >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Information Bus >> Testing and Inspection >> Pinpoint Tests >> Driver Seat Module (DSM) >> Test T
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Test T

PINPOINT TEST T: NO COMMUNICATION WITH THE DRIVER SEAT MODULE (DSM)


Test T1:






Test T2-T4:






Test T5:






Normal Operation
The power driver seat and power outside rear view mirrors are controlled by the DSM only when the vehicle is equipped with the programmable/recall memory option. Power is supplied through central junction box (CJB) fuse 2 (10A) and battery junction box (BJB) fuse 21 (30A) on Circuits 1003 (GY/YE), 566 (DG) and grounded through circuit 1203 (BK/LB) and 1205 (BK).

Possible Causes
- CJB fuse: 2 (10A)
- BIB fuse 21 (30A)
- circuit 1003 (GY/YE) open or shorted to ground
- circuit 566 (DG) open or shorted to ground
- circuit 1203 (BK/LB) open
- circuit 1205 (BK) open
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