Renault Df455 !link! Jun 2026

This code is stored in the engine control unit's memory when it detects a discrepancy in the fuel level circuit. The ECU constantly monitors the fuel tank's contents, and if it receives an implausible signal, a malfunction, or no signal at all from the fuel level sensor, it will illuminate the check engine light and log the DF455 code as a safeguard .

If the wiring tests clean but the resistance values are out of spec, remove the fuel pump locking ring. You can choose to replace just the fuel level sensor clip-on unit or change the entire fuel pump module assembly if the internal filters are dirty. renault df455

Depending on whether the fault is electronic or physical, you may notice a combination of the following symptoms: This code is stored in the engine control

The fuel gauge on the dashboard remains at "Empty" even after refueling. You can choose to replace just the fuel

Accompanied by the check injection message. Primary Causes of the DF455 Code