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Home >> Lincoln >> 2006 >> LS V8-3.9L VIN A >> Repair and Diagnosis >> Body and Frame >> Body Control Systems >> Testing and Inspection >> Component Tests and General Diagnostics >> Front Electronic Module (FEM) >> Pinpoint Tests
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Pinpoint Tests

PINPOINT TEST A: NO COMMUNICATION WITH THE FRONT ELECTRONIC MODULE (FEM)


A1:






A1-A2:






Normal Operation
The FEM controls the RH exterior mirrors, the power adjustable pedals, both interior and exterior lighting active anti-theft functions, and the brake shift interlock. Power is supplied through the central junction box (CJB) circuits 29-DK20 (OG/GN), 29-DK22 (OG/WH) and grounded through circuits 31-DK20 (BK/RD), 31-DK20A (BK/RD), 31-DK20B (BK/RD), 31-DK20C (BK/RD), and 31-DK20D (BK/RD).

Possible Causes
- fuse(s)
- circuit 29-DK20 (OG/GN) open or short to ground
- circuit 29S-DK22 (OG/WH) open or short to ground
- circuit 31-DK20 (BK/RD) open
- circuit 31-DK20A (BK/RD) open
- circuit 31-DK20B (BK/RD) open
- circuit 31-DK20C (BK/RD) open
- circuit 31-DK20D (BK/RD) open
- FEM