Nissan M9R C 838 engineThe Nissan M9R C 838 engine is a 2. 0L turbocharged diesel engine developed by the Renault Nissan alliance. This engine is commonly used in several vehicles across the Renault and Nissan lineup. The M9R series engines were introduced in the mid 2000s and are known for their efficiency and durability. Specifically, the M9R C 838 variant can be found in these vehicles: Nissan Qashqai (J10, J11) Particularly the 2. 0 dCi models. Nissan X Trail (T31) The