Ford Crown Victoria 2011 Owner's Manual page 278

Crown Victoria Severe Duty
• Do not wait more than two minutes between resetting each tire sensor
or the system will time-out and the entire procedure will have to be
repeated on all four wheels.
• A double horn chirp indicates the need to repeat the procedure.
TPMS reset procedure
Note: It is recommended that you read the entire procedure before
attempting.
Note: To enter the reset mode, Steps 1–6 MUST be completed within
60 seconds.
1. Place the ignition in the off position and keep the key in the ignition.
2. Press and release the brake
pedal.
3. Cycle the ignition from off to on
three times ending in the on
position - DO NOT start the engine.
278
2011 Crown Victoria (cro)
Owners Guide, 3rd Printing
USA (fus)