Expedition 4WD V8-281 4.6L SOHC (1998)
Alarm System Transponder: Service and Repair
New Key Programming - With Diagnostic Tool
NOTE: Before starting this procedure, make sure the key(s) you want to program have the correct mechanical cut.
1. Plug in NGS tester (requires V10 card or higher).
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(Or use V8.0 or higher and select DN101 4V as vehicle).
2. Turn the key to RUN.
3. If the key is already programmed, the THEFT indicator proves out after two seconds or if the key is not programmed, the THEFT indicator
flashes rapidly.
4. Enter PATS Function Test and select ERASE IGNITION KEY.
5. TEST in PROGRESS will display on the screen. If a programmed key is being used, all keys will be erased within five seconds. If a non
programmed key is being used, erasing will take a minimum of eight minutes.
6. TEST COMPLETE will display on screen. All keys are now erased.
7. Turn the key to OFF, and then back to RUN.
8. THEFT indicator proves out after two seconds.
9. PATS key is now programmed.
10. Additional keys may be programmed.
