P2066

Fuel Level Sensor 2 Performance

NHTSA 11006977 ↗ NHTSA 11006980 ↗ NHTSA 11007660 ↗

Fuel Level Sensor 2 Performance (applies only to DJ/D2 vehicles)

NHTSA 10136929 ↗ NHTSA 10139641 ↗ NHTSA 10139738 ↗

Fuel Level Sensor 2 Performance

NHTSA 10129033 ↗ NHTSA 10159902 ↗

JEEP

Flash: Powertrain Control Module (PCM) Updates **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):** ● **P0300 - Multiple Cylinder Misfire - In Active or Stored status set during cold start catalyst hea…

JEEP

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P0300 - Multiple Cylinder Misfire - In Active or Stored status set during cold start catalyst heating…

GENESIS

Certain 2025MY GV80 and GV80 Coupe (JX1) vehicles equipped with the 3.5T-GDI Lambda III engine may NOT experience a warning lamp illumination of DTC P0461/P2066 when the calculated fuel consumption and the fuel consumption calculated from the fuel level sensor signal is over its threshold value. Follow the service procedure outl…

GENESIS

Certain 2025MY GV80 and GV80 Coupe (JX1) vehicles equipped with the 3.5T-GDI Lambda III engine may NOT experience a warning lamp illumination of DTC P0461/P2066 when the calculated fuel consumption and the fuel consumption calculated from the fuel level sensor signal is over its threshold value.