How to replace pto shaft assembly on 2005 ford five hundred limited edition awd

Check out the link

https://www.google.com/search?q=2005+Ford+Five+Hundred+Limited+AWD.+Where+is+the+fuel+pressure+regulator+control+valve+circuit

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Question moved to model category.

When the Engine Malfunction Light comes on, it also generates a code to tell you exactly what is causing the problem. The Diagnostic Trouble Code (DTC) is a P???? number and can be searched online to find the cause and the fix. Currently you are in 'Limp Mode'. That is a serious fault that can severely damage your engine. Any garage will sell you the code for free. It takes less than 2 minutes. Write the code down and post it here below my Comment.

DTCs

https://www.google.com/search?q=2007+ford+500+awd+dtc+codes

Limp Mode

https://www.google.com/search?q=2007+ford+500+awd+limp+mode

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2005-2007 Ford Five Hundred Speed Sensor - JC Whitney

www.jcwhitney.com/2005...ford-five-hundred/...speed-sensor...speed-se...
Shop for a 2005-2007 Ford Five Hundred OE Replacement Vehicle Speed Sensor by Motorcraft with a 30-day Satisfaction Guarantee at JC Whitney, America's ... images for 2005 Ford Five Hundred Where is the ...

I would be taking this to a suspension specialist for good after market springs of the right length. The struts used may be too short in travel and that is what is holding the rear down or it may be just weak springs

Fix your car right away, by clicking the link FORD FIVE HUNDRED 500 SERVICE REPAIR MANUAL 2005 2007 DOWNLOAD

A pot hole.

According to the book, the relay is incorporated into the smart junction box. There may not be an actual relay you can replace.

It simply means that its time for routing service and maintenance on your car. This will normally be reset when you take it in for an oil change. 1. Ford has issued a Special Service Message (SSM), stating that the owner's manual procedure is incorrect, and giving a revised procedure. The following is the text of the SSM:

18562 2005 FREESTYLE/FIVE HUNDRED/MONTEGO - OIL LIFE RESET PROCEDURE
THE 2005 FREESTYLE, FIVE HUNDRED, AND MONTEGO VEHICLE OWNER'S GUIDE OIL LIFE RESET PROCEDURE IS INCORRECT. TO RESET OIL LIFE ON VEHICLES WITHOUT MESSAGE CENTER, USE THE TRIP/RESET BUTTON TO TOGGLE THE ODOMETER DISPLAY TO 'OIL LIFE XX%'. THEN PRESS AND HOLD THE BUTTON FOR 10 SECONDS TO RESET TO 100%. THE INSTRUMENT CLUSTER WILL BEEP WHEN THE OIL LIFE IS RESET.
FOR VEHICLES WITH A MESSAGE CENTER, PRESS 'SETUP' TO DISPLAY 'PRESS RESET FOR SYS CHECK'. PRESS AND RELEASE 'RESET' TO START SYSTEM CHECK. WHILE 'OIL LIFE XX%' IS DISPLAYED, PRESS AND HOLD 'RESET' UNTIL 'IF NEW OIL HOLD RESET' IS DISPLAYED, THEN RELEASE. PRESS AND HOLD 'RESET' AGAIN UNTIL 'OIL LIFE SET TO 100%' IS DISPLAYED. THE INSTRUMENT CLUSTER WILL BEEP WHEN THE OIL LIFE IS RESET.
EFFECTIVE DATE: 04/20/2005

go to www.autozone.com. enter veh. make and model. goto repairs find your part, then goto "out with old, in with the new" ! It gives you detailed step-by-step instructions for repairs or replacements. I use this quite often for repairs on all my vehicles.

You need to have the transmission serviced. The wrench indicates that the fluid in your transmission is out of spec or you have an out of spec pressure condition.