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.
2022 Ford Explorer TimberlineFACTORY OEM SERVICE PROCEDURE
Four-Wheel Drive Systems
- Description And Operation
- Diagnosis And Testing
- DTC Chart And Pinpoint Tests
- Diagnostic Trouble Code (DTC) Chart
- Global Customer Symptom Code (GCSC) Chart
- Symptom Charts
- Pinpoint Tests
- Pinpoint Test A: B11D9:16 Or B11D9:17
- Pinpoint Test B: Lost Communication With BCM (Body Control Module)
- Pinpoint Test C: U2002:9E
- Pinpoint Test D: U2009:9E Or U3000:04
- Pinpoint Test E: AWD Module Power, Ground, Or Internal Fault
- Pinpoint Test F: Transfer Case Clutch Actuator
- Pinpoint Test G: C00A6:4B
- Pinpoint Test H: C00A6:54
- Pinpoint Test I: C00A6:66
- Pinpoint Test J: C00A7:11, C00A7:13, C00A7:17
- Pinpoint Test K: C00A8:11, C00A8:13, C00A8:17
- Pinpoint Test L: Module Configuration Faults
- Pinpoint Test M: P1001, P1397, P1501, P1705
- Pinpoint Test N: P166E:00
- Pinpoint Test O: Lost Communication With Another Module
- Pinpoint Test P: Invalid Data Received From Another Module
- Pinpoint Test Q: Incorrect Torque Transferred To Front Axle After Installing Transfer Case
- Pinpoint Test R: The Transfer Case Does Not Transfer Torque Correctly
- Pinpoint Test S: The Transfer Case Does Not Transfer Torque Correctly
- Pinpoint Test T: The Transfer Case Does Not Transfer Torque Correctly
- Pinpoint Test U: The Transfer Case Does Not Transfer Torque Correctly
- Pinpoint Test V: Fluid Leak From Transfer Case
- Pinpoint Test W: Fluid Leak From Transfer Case
- Pinpoint Test X: Fluid Leak From Transfer Case
- Pinpoint Test Y: Front Axle Binding On Sharp Turns On Dry Pavement
- Pinpoint Test Z: 4WD Temporarily Locked Message Displayed
- Pinpoint Test Aa: 4WD Temporarily Locked Message Displayed
- Pinpoint Test Ab: Clicking/Whirring Noise From Transfer Case At Start Up
- Pinpoint Test Ac: The Transfer Case Makes Noise
- DTC Chart And Pinpoint Tests
- 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.