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.
2004 Lincoln Navigator 4WDFACTORY OEM SERVICE PROCEDURE
Automatic Transaxle/Transmission External Controls
- Specifications
- Description And Operation
- Diagnosis And Testing
- External Controls - Column Shift
- Notes
- Special Tool(s)
- Inspection and Verification
- Symptom Chart
- Pinpoint Tests
- Pinpoint Test A: The Shift Interlock System Does Not Release/Lock Correctly
- Pinpoint Test B: The Shift Control Is Out Of Correct Gear Relationship
- Pinpoint Test C: The Transmission Control Switch (TCS) Is Inoperative
- Pinpoint Test D: Transmission Control Indicator Lamp (TCIL) Is Not Operating Correctly
- External Controls - Floor Shift
- Notes
- Special Tool(s)
- Inspection and Verification
- Symptom Chart
- Pinpoint Tests
- Pinpoint Test E: The Shift Interlock System Does Not Release/Lock Correctly
- Pinpoint Test F: The Shift Control Is Out Of Correct Gear Relationship
- Pinpoint Test G: The Transmission Control Switch (TCS) Is Inoperative
- Pinpoint Test H: Transmission Control Indicator Lamp (TCIL) Is Not Operating Correctly
- External Controls - Column Shift
- General Procedures
- Removal And Installation
- Brake Shift Interlock Actuator - Column Shift
- Brake Shift Interlock Actuator - Floor Shift
- Selector Lever Cable and Bracket - Column Shift
- Selector Lever Cable and Bracket - Floor Shift
- Transmission Selector Lever - Column Shift
- Transmission Control (TC) Switch - Column Shift
- Transmission Control (TC) Switch - Floor Shift
- Selector Lever - Floor Shift
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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