Troubleshooting Fault Code DF137 on Renault Clio 1.5 dCi The is an explicit diagnostic code indicating a fuel rail pressure regulation function malfunction . On the popular Renault Clio 1.5 dCi engine (K9K), this fault frequently triggers dashboard warning lamps like the "glow plug/electronic fault coil" (often called the "glow plug zigzag" or "la pile"), check engine, or a flashing red "STOP" light.
If the injectors pass the test, the pressure regulator might be sticking. Sometimes, removing the regulator and flushing it out with carb cleaner and compressed air can restore its function. If this fails, the regulator must be replaced. Get a Tailored Diagnostic Plan
Intermittent starting or a complete failure to start. df137 renault clio 15 dci link
The on a Renault Clio 1.5 dCi specifically indicates a Rail Pressure Regulation Function error . This critical code appears when the engine control unit (ECU) detects that fuel pressure in the common rail is either above the maximum limit or below the minimum required threshold. Technical Breakdown of DF137
: The car may enter "Limp Mode" (reduced power), stall while driving, or fail to start entirely. Conditions Troubleshooting Fault Code DF137 on Renault Clio 1
At the garage, the mechanic, a specialist named Pierre, plugged in the diagnostic scanner.
Renault Clio hatchback (2013-2019) - MPG, running costs & CO2 - Carbuyer Sometimes, removing the regulator and flushing it out
But the true culprit was found in the fuel filter. When the mechanic poured the old diesel into a clean tray, it shimmered. Tiny, brass-colored metal particles glinted in the light—the "glitter of death" from a disintegrating high-pressure pump. The pump was chewing itself apart, sending shrapnel through the entire common rail system. The Resurrection
: Often triggered during heavy acceleration, high revs, or when driving uphill. Most Frequent Causes Fuel Pressure Regulator (IMV)