Df054 Renault Fault Code

Apply pressure/vacuum to sensor and observe linear change. If stuck or erratic, sensor is bad.

The ECU compares this signal against:

The Exhaust Gas Recirculation (EGR) system isn't seeing the expected flow, often triggered by a sensor or wiring fault. Common Symptoms Limp Mode: df054 renault fault code

The severity of symptoms depends on whether the fault is intermittent or permanent. Apply pressure/vacuum to sensor and observe linear change