You MUST visually compare your old part number to this one to confirm and EXACT match. Again, Visually compare your old one to confirm an exact match! Make sure you have checked all your switches, wiring, fuse and connections within the window circuits.
The rear window regulator does have several limit switches that are prone or failure and bad connections. The repeated opening and closing of the tailgate does send a shock through all these components when the gate is slammed shut. The item "Toyota 4Runner Rear Tailgate Window Power Relay 85930-89105 91 92 93 94 95" is in sale since Sunday, March 15, 2020.
This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Interior\Switches & Controls". The seller is "yodagang" and is located in Fontana, California. This item can be shipped worldwide.