U1637

U1637 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U1637 Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

The suspension proportioning output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension proportioning air solenoid fault, and for air pressure switch short circuit fault.

Ford U1637 Fault Code Meaning :

Ford U1637 Symptoms :

Ford U1637 Reasons :

How To Fix Ford U1637 Trouble Code ?

Which Ford cars have the code U1637?

  • U1637 Ford Aerostar
  • U1637 Ford Bronco
  • U1637 Ford C-Max
  • U1637 Ford C-Max Energi
  • U1637 Ford C-Max Hybrid
  • U1637 Ford Contour
  • U1637 Ford Crown Victoria
  • U1637 Ford EcoSport
  • U1637 Ford Econoline
  • U1637 Ford Edge
  • U1637 Ford Escape
  • U1637 Ford Escape Hybrid
  • U1637 Ford Escort
  • U1637 Ford Everest
  • U1637 Ford Excursion
  • U1637 Ford Expedition
  • U1637 Ford Explorer
  • U1637 Ford Explorer Sport Trac
  • U1637 Ford F-150
  • U1637 Ford F-250
  • U1637 Ford F-350
  • U1637 Ford Fiesta
  • U1637 Ford Flex
  • U1637 Ford Focus
  • U1637 Ford Focus Electric
  • U1637 Ford Freestar
  • U1637 Ford Freestyle
  • U1637 Ford Fusion
  • U1637 Ford Fusion Energi
  • U1637 Ford Fusion Hybrid
  • U1637 Ford Fusion Plug-In Hybrid
  • U1637 Ford GT
  • U1637 Ford Mustang
  • U1637 Ford Mustang Mach-E
  • U1637 Ford Mystique
  • U1637 Ford Probe
  • U1637 Ford Ranger
  • U1637 Ford Taurus
  • U1637 Ford Taurus X
  • U1637 Ford Tempo
  • U1637 Ford Thunderbird
  • U1637 Ford Transit
  • U1637 Ford Transit Connect
  • U1637 Ford Windstar

A code is a fault code and it indicates that something has gone wrong with your car's engine.

It can be caused by many different problems, including a faulty battery, a bad fuel pump, or even a cracked exhaust manifold.

You will need to diagnose the problem before you can fix it. The best way to do this is with an OBD scanner tool.

A scan tool will tell you what needs fixing and how much it will cost in order to fix that particular issue.