Connect microswitch tester 61 4 440 to car´s battery using red and black clips.
Note: Check function of microswitch tester by holding yellow and blue plugs together => yellow LED must light up. Then hold green and blue plugs togehter => green LED must light up.
Connect plugs (blue, green and yellow) on test box.
Blue = Pin 26 Yellow = Pin 8 Green = Pin 4
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