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.
2006 Mercury Mariner 4WD V6-3.0L VIN 1FACTORY OEM SERVICE PROCEDURE
Information Bus
Description and Operation
Testing and Inspection- Initial Inspection and Diagnostic Overview
- Symptom Related Diagnostic Procedures
- Pinpoint Tests
- Communications Network
- Pinpoint Test PC (Precheck)
- Pinpoint Tests
- Test A: The Powertrain Control Module (PCM) Does Not Respond To The Diagnostic Tool
- Test B: The Restraint Control Module (RCM) Does Not Respond To The Diagnostic Tool
- Test C: The Anti-Lock Brake System (ABS) Module Does Not Respond To The Diagnostic Tool
- Test D: The Four-Wheel Drive (4WD) Control Module Does Not Respond To The Diagnostic Tool
- Test E: The Parking Aid Module Does Not Respond To The Diagnostic Tool
- Test F: No International Standards Organization (ISO) 9141 Communication Network Communication
- Test G: No Medium Speed Controller Area Network (CAN) Communication
- Test H: No High Speed Controller Area Network (CAN) Communication
- Test I: No Module/Network Communication - No Voltage To The Diagnostic Tool
- Communications Network Hybrid
- Pinpoint Test PD (Precheck)
- Pinpoint Tests
- Test J: The Power Steering Control Module Does Not Respond To The Diagnostic Tool
- Test K: The Transaxle Control Module (TCM) Does Not Respond To The Diagnostic Tool
- Test L: The Anti-Lock Brake System (ABS) Module Does Not Respond To The Diagnostic Tool
- Test M: The Instrument Cluster Does Not Respond To The Diagnostic Tool
- Test N: The Powertrain Control Module (PCM) Does Not Respond To The Diagnostic Tool
- Test O: No Medium Speed Controller Area Network (CAN) Communication
- Test P: No High Speed Controller Area Network (CAN) Communication
- Communications Network
- Programming and Relearning
Diagrams
Tools and Equipment
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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