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Home >> Jeep >> 2021 >> Grand Cherokee SRT >> Repair and Diagnosis >> Engine Performance >> System >> 6.4L - DTCS P1621 To P2317 >> DTC Troubleshooting >> P2066-Fuel Level Sensor 2 Performance >> Set Condition
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Set Condition

The Powertrain Control Module (PCM) detects no change in Fuel Level Sensor 2 circuit voltage after a significant amount of fuel should have been consumed based on a calculated value and the vehicle operating conditions.