2006 F150 Door Ajar Switch Replacement

A mix of rust penetrant and wd 40 fixes most of these.

2006 f150 door ajar switch replacement. 2006 ford f 150 lariat 5 4 triton. Welcome back to the shop. It made a terrible creaking noise whenever the door was closed so i had enough. Let go in depth with some theory and testing of ford door ajar switches.

Post by wujcik123 wed jan 12 2011 8 16 pm. My old door check strap was broken when i bought this ford f350. Get yourself a can of brake cleaner with a straw and a can of wd 40 from a parts store and install the straw in the brake clean now spray the latch liberally then close and open the door six. Fix door ajar light on ford first try lubricating the door ajar switch.

Shoot a light lubricating oil into the latch and open and close the door several times to work the lube into the pin switch. On top of the switch is a plunger that goes up and down. The sensor typically uses a switch with a spring loaded plunger that is compressed when the door is closed and is released when the door is open. If that doesn t work disconnect the electrical connector at the door latch and test for bcm power and ground.

The switch is twisted into the bottom of the door latch and when the door is closed the door latch has a arm that comes down and pushes on the plunger of the switch to show the. Number 6 is the door ajar switch number 2 is the door latch. More often then not its a dirty door ajar switch which is located in the latch in the door. This action opens and closes an electrical circuit sending a signal to your vehicle s computer activating the door ajar warning light when the door is open.

My 2006 ford f150 driver side door sensor is not working.