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.
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HOMESERVICE MANUALSMERCURY2009MARINER HYBRID, AWDREPAIR AND DIAGNOSISBODY & FRAMEDOOR LOCKSANTI-THEFT SYSTEM - PASSIVE ANTI-THEFT SYSTEM (PATS) - (HYBRID)
2009 Mercury Mariner Hybrid, AWD
Anti-Theft System - Passive Anti-Theft System (Pats) - (Hybrid)
2009 Mercury Mariner Hybrid, AWDSECTION Anti-Theft System - Passive Anti-Theft System (Pats) - (Hybrid)
- Description And Operation
- Diagnosis And Testing
- Anti-Theft
- Special Tool(s)
- Principles of Operation
- Inspection and Verification
- DTC Charts
- Symptom Chart
- Pinpoint Tests
- Pinpoint Test A: DTC B2103
- Pinpoint Test B: DTC U2510
- Pinpoint Test C: DTC B2141
- Pinpoint Test D: DTC B1600
- Pinpoint Test E: DTC B1601
- Pinpoint Test F: DTC B1602
- Pinpoint Test G: DTC B1681
- Pinpoint Test H: The Anti-Theft Indicator Is Always/Never On
- Pinpoint Test I: DTC U0100, U0101, U2511
- Pinpoint Test J: The Vehicle Does Not Start
- Anti-Theft
- General Procedures
- Anti-Theft Security Access
- Key Programming Switch State Control
- Integrated Keyhead Transmitter (IKT) Key Programming Using Diagnostic Equipment
- Key Programming Using Two Programmed Keys
- Spare Key Programming - Unlimited Key Mode
- Spare Key Programming - Using Diagnostic Equipment
- Passive Anti-Theft System (PATS) Parameter Reset
- Removal And Installation
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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.