WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: To enter PATS security access if no programmed IA keys are available, start a vehicle session using a tear tag or PCM part number. PATS security access can still be granted even with the ignition off.

1.

Insert the unprogrammed IA key into the backup transceiver slot.

2.

From the scan tool, enter TOOLBOX. Select Body>Security>PATS Functions and follow the IDS on-screen instructions to enter PATS security access.

3.

From the scan tool menu select "Program additional ignition key" or "Ignition Key Programming" and follow the IDS on-screen instructions.

4.

NOTE: The engine does not start until there are at least 2 keys programmed.

The engine should now start with the new IA key.

5.

If it is desired to program additional IA key, insert the additional IA key into the backup transceiver slot and repeat Step 3 for the additional key that needs to be programmed.
- A total of 4 IA keys can be programmed

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.

Safety Warning

Key Programming Using Diagnostic Equipment

Use the Manual With the Right Hardware

When to See a Mechanic

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