Symptom:

WARNING: This page is about a different car, the 2002 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

Vehicle does not decelerate by engine brake when shifting from 2(2) (12) to 1(1) .

CHECK SYMPTOM
Is 6. Vehicle Does Not Creep Backward In R Position OK?

Yes or No
1. Yes: Go to 15. ENGINE SPEED DOES NOT RETURN TO IDLE (LIGHT BRAKING D4 --> D3)
2. No: Go to 6. VEHICLE DOES NOT CREEP BACKWARD IN R POSITION .