The most common cause. Located on the intake manifold or the intercooler pipe, this sensor gets coated in oily carbon soot (especially on diesel Clios). This layer of grime insulates the sensor, causing it to read a lower pressure than what is actually present.
The code can be intimidating, but it is rarely a disaster. In 8 out of 10 cases, the solution costs less than $50 and takes 30 minutes of DIY labor. df058 renault clio