A/T Does Not Shift: D4 -> D3, When Overdrive Control Switch "ON" -> "OFF"

WARNING: This page is about a different car, the 2003 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM:

A/T does not shift from D ₄ to D ₃ when changing overdrive control switch to "OFF" position.

CHECK OVERDRIVE CONTROL SWITCH CIRCUIT
With CONSULT-II

Does "TCM INPUT SIGNALS" in Data Monitor show damage to overdrive control switch circuit?

Without CONSULT-II

Does self-diagnosis show damage to overdrive control switch circuit?

Fig 1: Checking Overdrive Control Switch Circuit
Courtesy of NISSAN MOTOR CO., U.S.A.

Yes or No
1. Yes: Check overdrive control switch circuit. Refer to VEHICLE DOES NOT DECELERATE BY ENGINE BRAKE .
2. No: Go to "A/T Does Not Shift: D2 -> D3 ".