how to fix transmission jerking on Ford F-150 13th Generation (2015-2020)

Solution

1. Fluid Inspection and Replacement

• Sub-steps:
  1. Raise the vehicle securely on jack stands.
  2. Remove the transmission dipstick and check fluid level and condition.
  3. If fluid is low or discolored, drain the old fluid using a suitable container.
  4. Replace the transmission filter if applicable.
  5. Refill with manufacturer-recommended transmission fluid (consult owner’s manual for specifications).

2. Transmission Control Module (TCM) Reprogramming

• Sub-steps:
  1. Connect the vehicle to a diagnostic scanner that supports TCM programming.
  2. Follow the prompts to reset or reprogram the TCM.
  3. Clear any existing error codes and turn off the engine.
  4. Restart the vehicle and check for normal shifting behavior.

3. Throttle Position Sensor (TPS) Adjustment/Replacement

• Sub-steps:
  1. Disconnect the battery (negative terminal first).
  2. Locate the TPS on the throttle body and disconnect the electrical connector.
  3. Use a multimeter to test the TPS resistance according to service specifications.
  4. If faulty, remove the TPS using a screwdriver and replace it with a new one.
  5. Reconnect the electrical connector and the battery.

4. Inspect and Replace Transmission Mounts

• Sub-steps:
  1. Raise the vehicle and securely support it with jack stands.
  2. Inspect the transmission mounts for cracks or excessive wear.
  3. If damaged, remove the old mounts using a socket set.
  4. Install new mounts, tightening to the manufacturer’s specified torque values.