Df045 Renault Scenic | [upd]

The car may take several tries to fire up when cold. Potential Culprits

Open the hood and locate the MAP sensor. It is usually a small black plastic box bolted to the intake manifold or connected via a short rubber hose. Check the wires leading to it. If you see bare copper or brittle plastic, you’ve found your problem. 2. Clean the Sensor df045 renault scenic

On Renault dCi engines, the MAP sensor is prone to getting "gunked up" with oil and soot. Unplug it, remove the retaining screw, and gently pull it out. Use a dedicated . Do not poke anything into the sensor hole, as the internal diaphragm is incredibly fragile. 3. Check the Connector The car may take several tries to fire up when cold

If cleaning doesn't work and your wiring is intact, the sensor is likely dead. Replacing a MAP sensor on a Renault Scenic is a DIY-friendly task that takes about 10 minutes. Check the wires leading to it