Mustang V6-3.8L VIN 4 (1998)
Alarm System Transponder: Service and Repair
Spare Key Programming-With Programmed Keys
NOTE:
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This procedure only works if two or more programmed ignition keys are available and it is desired to program additional key(s). If two keys are
not available follow Spare Key Programming - Without Programmed Key.
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PID SPAR_KY must be enabled for this procedure to operate. If this PID is not enabled, follow the Security Access Procedure, then select Spare
Key Programming Switch: Enabled.
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If the programming procedure is successful, the new key(s) will start the vehicle and the THEFT INDICATOR will illuminate for approximately 3
seconds.
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If the programming procedure is not successful, the new key(s) will not start the vehicle and the THEFT INDICATOR will flash for 1 minute
(after flashing for 1 minute, the THEFT INDICATOR will flash the fault code). If the programming procedure was not successful repeat the Key
Programming procedure from Step 1. If the failure repeats, review DTCs and perform Pinpoint Tests.
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A maximum of 8 ignition keys can be programmed to a Passive Anti-theft System (PATS) equipped vehicle.
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If the steps are not performed as outlined, the programming procedure will end.
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Ignition keys must have correct mechanical key cut for the vehicle and must be a PATS encoded key.
1. Insert first programmed ignition key into ignition switch and turn ignition switch from OFF to RUN (maintain ignition switch in RUN for 1 second
.
2. Turn ignition switch to OFF and remove first key from ignition switch.
3. Within 5 seconds of turning the ignition switch to OFF, insert second programmed ignition key into ignition switch and turn ignition switch from
OFF to RUN (maintain ignition switch in RUN for 1 second).
4. Turn ignition switch to OFF and remove second key from ignition switch.
5. Within 10 seconds of turning the ignition switch to OFF, insert the unprogrammed ignition key (new key) into ignition switch and turn ignition
switch from OFF to RUN (maintain ignition switch in RUN for 1 second).
6. If it is desired to program additional key(s), repeat the key Programming Procedure from the beginning.
