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Home >> Jeep >> 2012 >> Grand Cherokee Laredo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 38 (Heated Seat Module (HSM) - Electrical Diagnostics) >> DTC Troubleshooting >> B1E9B-13-Rear Left Heater Control Circuit - Circuit Open >> Set Condition:

Set Condition:

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.

The Heated Seat Module (HSM) detects current below 0.5 of an amp on the (P177) Left Rear Seat Heater Control circuit for more than two seconds with the output turned on.