FixVault

No Response From PSM (Programmable Special Module): Notes

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

For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .

Possible Causes 
GROUND CIRCUIT OPEN
FUSED B(+) CIRCUIT OPEN OR SHORTED
CAN B BUS CIRCUITS OPEN
PROGRAMMABLE SPECIAL MODULE