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Possible Causes

WARNING: This page is about a different car, the 2011 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
(A106) FUSED B(+) CIRCUIT OPEN OR SHORTED
(Z912) GROUND CIRCUIT OPEN
(D52) AND (D51) CAN C BUS CIRCUITS OPEN
PASSIVE ENTRY MODULE (PEM)
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