Operation CHARM: Car repair manuals for everyone.

Manual First (D1)

With the vehicle stopped, move the gear selector to First (D1). Accelerate to 24 km/h (15 mph) and observe the following conditions:
^ No upshifts occur
^ The Torque Converter Clutch (TCC) does not apply
^ The 1-2 and 2-3 Shift Solenoid valves must be ON