Component Testing

For circuit wiring diagram, see Fig 1-Fig 2 . For swirl control valve system and component test procedure, see Fig 3-Fig 6 .

For engine control system component locations, see Figure-Figure . For ECM location, connector and terminal view, see Figure. If problem is intermittent, see INTERMITTENTS in TROUBLE SHOOTING - NO CODES article. For removal and installation of components, see appropriate REMOVAL & INSTALLATION article.

Fig 1: Swirl Control Valve Circuit Wiring Diagram (Sentra 1.8L SULEV - 1 Of 2)

Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 2: Swirl Control Valve Circuit Wiring Diagram (Sentra 1.8L SULEV - 2 Of 2)

Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 3: Swirl Control Valve System & Component Testing Procedure (Sentra 1.8L SULEV - 1 Of 4)

Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 4: Swirl Control Valve System & Component Testing Procedure (Sentra 1.8L SULEV - 2 Of 4)

Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 5: Swirl Control Valve System & Component Testing Procedure (Sentra 1.8L SULEV - 3 Of 4)

Courtesy of NISSAN MOTOR CO., U.S.A.

Fig 6: Swirl Control Valve System & Component Testing Procedure (Sentra 1.8L SULEV - 4 Of 4)

Courtesy of NISSAN MOTOR CO., U.S.A.