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.
2012 Lincoln MKX AWDFACTORY OEM SERVICE PROCEDURE
Automatic Transaxle External Controls
- Specifications
- Description And Operation
- External Controls
- 6F50/6F55
- 6F35
- Range Selection
- Selector Lever - 6F35 (vehicles equipped with a TCS)
- Selector Lever - 6F50/6F55 (vehicles equipped with paddle shifters)
- Selector Lever - 6F50/6F55 (vehicles equipped with a SelectShift™ switch)
- Park
- Reverse
- Neutral
- Drive Position With Grade Assist
- Manual L Position (vehicles equipped with a TCS)
- Manual L position allows for 1st gear when the vehicle reaches slower speeds
- Drive with Grade Assist - Transmission Control Switch (TCS)
- Gear Availability
- Brake Shift Interlock
- Brake Shift Interlock Operation
- Proper Operation Requirements
- External Controls
- Diagnosis And Testing
- External Controls
- Notes
- Inspection and Verification
- Symptom Chart - External Controls
- Symptom Chart - NVH
- Electrical Connector
- Pinpoint Tests
- Notes
- Pinpoint Test A: The Brake Shift Interlock System Does Not Release/Lock Correctly
- Pinpoint Test B: SELECTSHIFT™ Switch Is Not Operating Correctly (Floor Shifter)
- Pinpoint Test C: Paddle Shifter Switch Is Not Operating Correctly (Steering Controls)
- Pinpoint Test D: TCS Switch Does Not Operate Correctly
- External Controls
- 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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