Df045 Renault Scenic |top| May 2026

Unplug the electrical lead and look for green or white corrosion on the pins. Clean them with electrical contact cleaner. Ensure the "click" when you plug it back in is solid; a loose connection is a frequent cause of intermittent DF045 codes. 4. Test the Voltages

Moisture getting into the sensor plug, common in older Scenics. df045 renault scenic

A split hose or a leaking intake manifold gasket can give the sensor a false reading. Unplug the electrical lead and look for green

If you have a multimeter, check the three wires at the plug (with the ignition on): The ECU should be sending a steady 5V. df045 renault scenic