The Renault fault code is a diagnostic error commonly encountered in modern Renault vehicles, including models like the Master, Espace, and Megane. Depending on which vehicle subsystem triggers it—most often the Anti-lock Braking System (ABS), Climate Control, or Engine Management—it can signal different underlying electrical or sensor issues. Common Definitions for DF104
Because Renault uses a proprietary diagnostic system, the specific meaning of DF104 varies by control module:
: A critical message that may prevent the engine from starting or cause the handbrake to malfunction. renault df104 new
The "new" occurrences of this code in later models are frequently linked to the increased complexity of interconnected electronic modules:
: Often accompanied by "SERVICE" or "STOP" lights. The Renault fault code is a diagnostic error
: Often defined as an "Electrical fault inside combined sensor" or a fault related to the steering wheel angle sensor initialisation.
: Can indicate an issue with "Thermoplunger relay number 2" or a fault in the cooling fan circuits (Fan 1 or Fan 2). The "new" occurrences of this code in later
When DF104 is present, drivers typically see a combination of warning lights and messages on the trip computer: