This is WHY your Mercedes Liftgate STOPS HALF WAY DOWN and reopens again!! Won't close!
MERCEDES Liftgate STOPS HALF WAY DOWN and reopens again!! Fixed for 50 cents! 2007-2012 Mercedes GL-class / ML-class / R-Class rear hatch liftgate opens perfectly but will not close again! Stops half way down and opens up again! Then I have to manually close it! Sometimes the inside open switch doesn't work but the remote works every time. Watch to see me fix it for 50 cents! W251 X164 W164. 2007-2012 Fault code 9803 - Component B86/2 (Right rear-end door closing obstruction sensor strip) sticks in the switched state (contact sticking). Fault code 9802 - Component B86/1 (Left rear-end door closing obstruction sensor strip) sticks in the switched state (contact sticking). Part number for R-Class: A2518201610 & A2518201510 (can't find it for sale) Part number for the entire plastic trim with the sensor: 251-690-08-30-9051 Part number for GL-Class: 1648706610 3.9k ohm resistor from ebay: https://www.ebay.com/itm/1-Watt-Carbo... ****FOR REFERENCE ONLY. FOLLOW MANUFACTURERS INSTRUCTIONS****
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