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2020
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Grand Cherokee Trackhawk
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Repair and Diagnosis
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Engine Performance
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System
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6.2L - DTCS P0300 To P05DA
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DTC Troubleshooting
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P0463-Fuel Level Sensor 1 Circuit High
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Set Condition
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Set Condition
The Fuel Level Sensor signal voltage is above approximately 4.9 volts, or below approximately 0.2 volts for more than 3.2 seconds.