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Home >> Genesis >> 2021 >> G90 5.0 Ultimate, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 33 (Engine Control System Diagnosis - 3.3L (7 Of 9)) >> DTC P2068-00: Fuel Level Sensor 'B' Circuit High >> Component Inspection >> Check FLS resistance

Check FLS resistance

WARNING: This page is about a different variant/trim than selected.
  1. IG "OFF" and Disconnect Fuel Sender & Fuel Pump Motor connector and Fuel Sub Sender connector.
  2. Remove these senders from fuel tank and measure the resistance of Fuel senders while lifting the floats up and down.
  3. Does the resistance of the sender change when the fuel level float is lifted up and down?

    YES 

    • Fault is intermittent such as Float was stuck by something. Thoroughly check that any foreign material interrupts float moment. Erase DTC and drive the vehicle to satisfy the enable condition then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

    • Substitute with a known - good Fuel Sub Sender and check for proper operation. If the problem is corrected, replace Fuel Sub Sender and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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