Symptom 3 - No Drive From Rest With "D" Selected

SYMPTOM 3 - No drive from rest with "D" selected
Select "1"
Vehicle drives
FAULT - No 2 freewheel
No drive
Carry out main line pressure check
Normal pressure
FAULT- Clutch A
No pressure
FAULT - Blocked filter or pump failure
Low pressure
FAULT - Restricted filter or sticking primary regulator