Fluid Level Check

With the transmission in (P) PARK, the engine at idle and the brake pedal depressed, move the selector lever through each gear and allow engagement of each gear. Place the selector lever in the PARK position.
Wipe the fluid level indicator cap and remove the indicator.
Wipe the indicator with a clean cloth.
Install the indicator back in the filler tube until it is fully seated, then remove the indicator. The fluid level should be within the normal operating temperature range.

Fig 1: Identifying Fluid Level Indicator
Courtesy of FORD MOTOR CO.

Fig 2: Fluid Level Indicator Item Description Chart

Courtesy of FORD MOTOR CO.