how to fix Ford F-150 13th Generation (2015-2020) transmission fluid leak

Solution

1. Preparation

• Tools Required: Socket set, torque wrench, transmission fluid, rags, UV dye (if used), jack stands.
• Raise the vehicle securely using jack stands and ensure it is level.
• Allow the engine to cool completely to avoid burns.

2. Drain Transmission Fluid

• Drain the fluid from the transmission by removing the drain plug or pan.
  • Sub-steps:
    1. Place a drain pan beneath the transmission.
    2. Remove the drain plug or pan bolts using a socket set.
    3. Allow the fluid to fully drain into the pan.

3. Remove Transmission Pan

• Remove the transmission pan to access the internal components.
  • Sub-steps:
    1. Remove all bolts holding the transmission pan using a socket set.
    2. Gently pry the pan loose with a flathead screwdriver if necessary.
    3. Be careful not to damage the pan or the gasket surface.

4. Inspect and Replace Seals/Gaskets

• Inspect the pan gasket and transmission seals for wear.
  • Sub-steps:
    1. Remove the old gasket material from the pan and transmission surface.
    2. Replace the pan gasket with a new one.
    3. If necessary, replace any worn or damaged seals on the transmission.

5. Reinstall Transmission Pan

• Reinstall the transmission pan and refill with new fluid.
  • Sub-steps:
    1. Position the pan back onto the transmission and secure it with bolts.
    2. Torque the bolts to the manufacturer’s specifications (typically around 10-15 ft-lbs).
    3. Refill the transmission with the appropriate type and amount of fluid (consult owner’s manual).

6. Test for Leaks

• Start the engine and let it run, checking for leaks.
  • Sub-steps:
    1. Shift through all the gears while monitoring the transmission area.
    2. Check for any leaks around the pan and cooler lines.