Heated Seat: Description

WARNING: This page is about a different car, the 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

When handling seat, be extremely careful not to scratch heating unit.
To replace heating unit, seat trim and pad should be separated.
Do not use any organic solvent, such as thinner, benzene, alcohol, etc. to clean trim.

Fig 1: Identifying Heating Unit, Seat Trim And Seatback Trim
Courtesy of NISSAN MOTOR CO., U.S.A.