Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Ford Expedition SSV, 4WDFACTORY OEM SERVICE PROCEDURE
Automatic Transmission External Controls
- Description And Operation
- External Controls - Vehicles With: Rotary Gear Shift Knob - Component Location
- External Controls - Vehicles With: Rotary Gear Shift Knob - Overview
- External Controls - Vehicles With: Rotary Gear Shift Knob - System Operation and Component Description
- External Controls - Vehicles With: Column Shift - Component Location
- External Controls - Vehicles With: Column Shift - Overview
- External Controls - Vehicles With: Column Shift - System Operation and Component Description
- Diagnosis And Testing
- External Controls - Vehicles With: Rotary Gear Shift Knob
- Inspection and Verification
- Diagnostic Trouble Code (DTC) Chart
- Symptom Chart
- Pinpoint Tests
- Pinpoint Test A: DTC P0562
- Pinpoint Test B: DTC P0563
- Pinpoint Test C: DTC P07EC, P07ED
- Pinpoint Test D: DTC P0814, P0915
- Pinpoint Test E: DTC P0919, P0929, P1753
- Pinpoint Test F: Automatic Return To Park Function Does Not Operate Correctly
- Pinpoint Test G: Brake Shift Interlock Override Switch Does Not Release The Rotary Gearshift Knob
- Pinpoint Test H: Progressive Range Selection Does Not Operate Correctly
- Pinpoint Test I: SELECTSHIFT™ Does Not Operate Correctly
- Pinpoint Test J: Paddle Shifters Do Not Operate Correctly
- Pinpoint Test K: Drive Mode Button Does Not Operate Correctly
- Pinpoint Test L: Internal Module DTCS
- Pinpoint Test M: DTC U0100, U0401, U1011, U101F
- Pinpoint Test N: DTC U0121
- Pinpoint Test O: DTC U0140, U0422
- Pinpoint Test P: DTC U0155
- Pinpoint Test Q: DTC U0301
- Pinpoint Test R: Transmission Stuck In Park Position
- Pinpoint Test S: Transmission Returns To Park Automatically
- Pinpoint Test T: Transmission Stuck In Drive
- External Controls - Vehicles With: Column Shift
- Inspection and Verification
- Diagnostic Trouble Code (DTC) Chart
- Symptom Chart
- Pinpoint Tests
- Pinpoint Test A: Brake Shift Interlock Does Not Operate Correctly
- Pinpoint Test B: SELECTSHIFT™ Does Not Operate Correctly
- Pinpoint Test C: Transmission Control Switch Does Not Operate Correctly
- Pinpoint Test D: Paddle Shifters Do Not Operate Correctly
- Pinpoint Test E: Selector Lever Binding Or Difficult To Move - Requires Excessive Effort
- Pinpoint Test F: Selector Lever Linkage Is Out Of Correct Gear Relationship
- Pinpoint Test G: Brake Shift Interlock System Does Not Release/Lock Correctly
- Pinpoint Test H: Brake Shift Interlock Override Does Not Release The Selector Lever
- Pinpoint Test I: Vibration - A High Frequency (20-80 HZ) That Is Felt Through The Seat Or Selector Lever. Changes With Engine Speed
- Pinpoint Test J: The Ignition Key Cannot Be Turned To The Off Position, Or The Ignition Key Can Be Turned To The Off Position When The Selector Lever Is Not In Park
- Pinpoint Test K: The PRNDL Indicator Does Not Illuminate Park
- External Controls - Vehicles With: Rotary Gear Shift Knob
- General Procedures
- Removal And Installation
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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