Powered mirror adjustments not working

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Joined
May 1, 2006
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Hey all, I have a 2013 LX570 and the power mirror adjustments are not working. The side mirrors still fold in and out without issue but when I attempt to adjust the glass using the L or R toggle, the mirrors do not respond. Is this a common or known issue? Or does anyone have a reference to how I can begin debugging this? Thank you in advance.
 
First thing id check are the two fuse boxes under the drivers and passengers side - look for any 15A MIR fuses and also check any 7.5 ACC fuses. The main mirror control functions require both these fuses not to be blown (one is +12 one is ACC + for the mirror circuit)

Secondly, Id check all junction connectors for mirrors to ensure they are clean, free of any corrosion or potential broken pins from potential water intrusion/moisture. Seems common on these cars from blocked sunroogs. Just pull them apart, inspect, clean if required with deox if any green stuff

The main connectors to check will be IE1 IE2 and IE4, IE5 see photo
(also depends on LHD/RHD, so ive included all the connectors for both that i could see , worth checking)

This would be my starting point

IE.webp
 
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