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2012
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Grand Cherokee Laredo, AWD
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Repair and Diagnosis
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Different car
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Section 38 (Heated Seat Module (HSM) - Electrical Diagnostics)
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DTC Troubleshooting
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B1E9B-13-Rear Left Heater Control Circuit - Circuit Open
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Possible Causes
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
(P177) LEFT REAR SEAT HEATER CONTROL CIRCUIT OPEN
(Z923) GROUND CIRCUIT OPEN
SEAT CUSHION HEATER ELEMENT OPEN
HEATED SEAT MODULE (HSM)