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2022
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Grand Cherokee L Laredo, RWD
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Repair and Diagnosis
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Heating, Ventilation & A/C (HVAC)
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HVAC Control Systems
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Heating & Air Conditioning (ATC) - DTCS B1F10-11 To B2107-16
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DTC Troubleshooting
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B1F12-11-Rear Left Heater Control 2-Circuit Short To Ground
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Set Condition
Set Condition
The Comfort Rear Seat Module (CRSM) detects that the Left Rear Seat Back Heater Control circuit voltage is below 1.0 volt or the current is above 10.0 amps for more than 2 seconds.