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Home >> Jeep >> 2021 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (ATC) - DTCS B1E9C-11 To U1480-00 >> Diagnosis And Testing >> B1F12-19-Rear Left Heater Control 2-OVERCURRENT >> When Monitored

When Monitored

This diagnostic runs continuously when the following conditions are met:

Engine running.
Controller voltage between 9.0 and 16.0 volts.
Rear Left Seat Cushion Heater is turned on.

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