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 MANUALSFORD2010FOCUS SE, 2D COUPE, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMEDOOR LOCKSANTI-THEFT SYSTEM - PASSIVE ANTI-THEFT SYSTEM (PATS)GENERAL PROCEDURESPASSIVE ANTI-THEFT SYSTEM (PATS) PARAMETER RESETSPECIAL TOOL(S)
2010 Ford Focus SE, 2D Coupe, Standard
Special Tool(s)
2010 Ford Focus SE, 2D Coupe, StandardSECTION Special Tool(s)
SPECIAL TOOL(S) SPECIFICATION
| Vehicle Communication Module (VCM) and Integrated Diagnostic System (IDS) software with appropriate hardware, or equivalent scan tool |
NOTE:
A minimum of 2 Passive Anti-Theft System (PATS) keys must be programmed into the Instrument Cluster (IC) to complete this procedure and allow the vehicle to start.
- Turn the key from the OFF position to the ON position.
- From the scan tool, follow the on-screen instructions to ENTER SECURITY ACCESS. For additional information, refer to ANTI-THEFT SECURITY ACCESS .
- From the scan tool, select: Parameter Reset and follow the on-screen instructions.
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NOTE: If the IC or the IC and the PCM were replaced, updated or reconfigured, follow Steps 4-Step 9. All vehicle keys are erased during the parameter reset procedure. Verify at least 2 vehicle keys are available prior to carrying out the PATS parameter reset. If only the PCM was replaced, go to Step 9.
From the scan tool, select: Ignition Key Code Erase and follow the on-screen instructions.
- Turn the key to the OFF position and disconnect the scan tool.
- Turn the key to the ON position for 6 seconds.
- Turn the key to the OFF position and remove the key.
- Insert the second PATS key into the ignition lock cylinder and turn the key to the ON position for 6 seconds.
- Both keys now start the vehicle.
- If more keys are required to be programmed, refer to KEY PROGRAMMING USING TWO PROGRAMMED KEYS .
- Program the Remote Keyless Entry (RKE) transmitter portion of the Integrated Keyhead Transmitter (IKT) PATS keys. For additional information, refer to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS .
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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.