Test A: No Communication With the Front Electronic Module (FEM)

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

A1-A2:

A2 Continued:

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) fuse 20 (10A) and fuse 30 (5A) on circuits 29-DK20 (OG/GN), 29S-DK21 (OG/WH) and grounded through circuit 31-DK20 (BK), 31-DK20A (BK), 31-DK20B (BK), 31-DK20C (BK), and 31-DK20D (BK).


Possible Causes
- circuit 29-DK20 (OG/GN) open or short to ground
- circuit 29S-DK21 (OG/WH) open or short to ground
- circuit 31-DK20 (BK) open
- circuit 31-DK20A (BK) open
- circuit 31-DK20B (BK) open
- circuit 31-DK20C (BK) open
- circuit 31-DK20D (BK) open
- FEM