Parts for your 2010 Nissan Serena-Manifold gasket

2010 Nissan Serena manifold gasket: what it does, when it leaks, and how to look after it

A manifold gasket is absolutely used on the 2010 Nissan Serena. Technical references that cover this include the Nissan Serena C25/C26 Service Manual (Engine Mechanical/EM section), which details intake and exhaust manifold removal with mandatory gasket replacement, and the Nissan FAST Electronic Parts Catalogue, which lists both intake manifold gaskets and exhaust manifold gaskets for MR20DE-equipped Serena models. Aftermarket catalogue data for the MR20DE engine likewise specifies dedicated intake and exhaust manifold gaskets for the 2010 production year.

On this Serena, the intake manifold gasket seals the intake runners to the cylinder head so the engine only breathes metered air, while the exhaust manifold gasket seals hot gases at the head-to-manifold joint. Together, they prevent vacuum leaks, exhaust leaks, rough idle, loss of power, and that tell-tale exhaust odour under the bonnet.

Owners who want the van running sweet as should treat manifold gaskets as “replace on disturbance” items: any time the intake or exhaust manifold comes off, fit new gaskets. The service manual prescribes a specific torque sequence and values