WARNING: This page is about a different car, the 2002 Nissan Sentra, 2002 Infiniti G20, 2001 Nissan Sentra, and 2001 Infiniti G20. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Transaxle Electronic Control System Wiring Diagram (2001 Infiniti G20)
Fig 2: Transaxle Electronic Control System Wiring Diagram (2002 Infiniti G20)
Fig 3: Transaxle Electronic Control System Wiring Diagram (2001 Nissan Sentra)
Fig 4: Transaxle Electronic Control System Wiring Diagram (2002 Nissan Sentra - 1.8L)
Fig 5: Transaxle Electronic Control System Wiring Diagram (2002 Nissan Sentra - 2.5L)