No Response From Pcm (Powertrain 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: PCM CAN C BUS, Fused B+, Fused Ignition Switch Output & Ground Circuit Schematic

Courtesy of CHRYSLER LLC

For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .

Possible Causes
(A209) FUSED B(+) CIRCUIT OPEN OR SHORTED
(Z130) (Z816) GROUND CIRCUIT OPEN
(F26) (F942) FUSED IGNITION SW OUTPUT CIRCUIT OPEN OR SHORTED
(D65) CAN C BUS (+) CIRCUIT OPEN
(D64) CAN C BUS (-) CIRCUIT OPEN
POWERTRAIN CONTROL MODULE