Vehicle Does Not Decelerate By Engine Brake

20. Vehicle Does Not Decelerate By Engine Brake

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

1. CHECK SYMPTOM
Is "6. Vehicle Does Not Creep Backward In R Position" OK?
Yes or No
Yes >> Go to "15. Engine Speed Does Not Return To Idle (Light Braking D4 -> D3)".
No >> Go to "6. Vehicle Does Not Creep Backward In R Position".