No Response From FDCM (Final Drive Control Module): Notes

WARNING: This page is about a different car, the 2009 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: FDCM CAN C BUS, Fused B+, Fused Run Relay Output & Ground Circuit Schematic

Courtesy of CHRYSLER LLC

For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .

Possible Causes
(A926) (A909) (A927) FUSED B(+) CIRCUIT OPEN OR SHORTED
(Z901) (Z902) (Z913) GROUND CIRCUIT OPEN
(F921) FUSED RUN RELAY OUTPUT CIRCUIT OPEN OR SHORTED
(D65) CAN C BUS (+) CIRCUIT OPEN
(D64) CAN C BUS (-) CIRCUIT OPEN
FINAL DRIVE CONTROL MODULE