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Home >> Jeep >> 2020 >> Gladiator Altitude, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> 3.6L - DTCS U110C To U1504 >> DTC Troubleshooting >> U1403-Implausible Fuel Level Signal Received >> Possible Causes
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Possible Causes

Possible Causes
FUEL LEVEL SENSOR WIRING ISSUE
FUEL LEVEL SENSOR
BODY CONTROL MODULE (BCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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