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Home >> Jeep >> 2012 >> Wrangler Unlimited Sahara, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> 3.6L - DTCS P0456 To P0643 >> Diagnosis And Testing >> P0463-Fuel Level Sensor 1 Circuit High >> Set Condition:

Set Condition:

The fuel level sensor signal voltage at the Powertrain Control Module (PCM) goes above the maximum acceptable value. One Trip Fault. Three good trips to turn off the MIL.