What oil do you use in a peugeot 206 hdi 1.4?

For a Peugeot 206 HDi 1.4, it is recommended to use low SAPS (Sulfated Ash, Phosphorus, and Sulfur) engine oil that meets the specifications of ACEA C2 or C3. A common viscosity grade is 5W-30, but it's always best to consult the owner's manual for specific recommendations based on driving conditions and climate. Ensure the oil complies with Peugeot's requirements for optimal performance and longevity.