Once you get access to the switch and wires remove the blue wire from the switch.
How to test 6 4 powerstroke test door lock switch.
Next check the door lock switch and door lock actuator.
Refer to a shop manual for direction on how to remove the door panel.
If there is no voltage present go to step 4.
Off accessories on and start.
I m trying to fix all the small annoying problems on my truck.
The lock cylinder is the housing into which a vehicle s starter key is inserted and the electric switch is located just behind it.
In this video i show you how to troubleshoot and fix power vehicle mirrors.
If there is voltage go to step 5.
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Let go in depth with some theory and testing of ford door ajar switches.
How to test door lock switch.
A mix of rust penetrant and wd 40 fixes most of these.
John for model number mah2400.
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Answer john yes you should be able to test the door lock switch but it will be a bit tricky.
You ll need a computer safe test light or digital multimeter to perform these next tests and you ll have to remove the door lock switch from the door panel and even the door panel itself.
On some models you might have to remove a cover or the door panel first.
If i take the switch off can i test continuity between the 3 pins.
In most ford models these two parts are combined into one unit with four positions that the starter key turns to through the ignition process.
Just a short video to show how you can test a door lock actuator using a car battery or a car jumper.