Battery changed now lift gate won't open

STLDAVE

Member
Left the key on over night and killed the battery on the 2011 Trail Edition. Put in a new battery and now the rear lift gate won't open. All the windows work fine, no resetting needed there. Radio presets are still there.

Is there a reset procedure for the rear lift gate latch? Haven't been able to find anything relevant in search.
 
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Not sure if this will help, but make sure the rear window is all the way up. I have had similar issues until I find the window is down about 1/16”.
 
Left the key on over night and killed the battery on the 2011 Trail Edition. Put in a new battery and now the rear lift gate won't open. All the windows work fine, no resetting needed there. Radio presets are still there.

Is there a reset procedure for the rear lift gate latch? Haven't been able to find anything relevant in search.

Hi STLDAVE,

First thing I would check is the Back-door 25A fuse D/L-2 (Door Lock) in the D/S fusebox... you may need a fuse puller or a pair of needle nose pliers to remove it for testing; or have someone hit the doorlock button with you at the tailgate listening for a click!

If the fuse is good but it won't open (NO CLICK), remove the tailgate trim panel to gain access to the lock actuator. Unplug the wiring harness and using a multi-meter set to low voltage scale (12V), check for power. The HOT wire is RED, and the GND wire is white w/BLK stripe!

Once you've checked the power source, and if it's good, You may have lost the Lock Actuator motor. This is something that you can do yourself! My truck is a 2012 LE w/23,000 miles on the clock, and I've replaced two lock motors just last month; rear driver-side, and the front passenger-side in just five weeks :noidea:!

But they're cheap, I bought them both on ebay and they cost $6 bucks each; here's the link below:

10mm D Flat Shaft, FC-280PC-22125 Door Lock Motor, Actuator Repair, Toyota Lexus | eBay

...and here's a youtube video on how to swap out the "10mm D-shaft motor": YouTube Please let us know how you're making out with the trouble-shooting and what you find! 'Best to you',

rig
 
Last edited:
Weird

This is very strange.

Went out this morning and out of habit tried to open the lift gate.

It opened...Weird...
 
This is very strange.

Went out this morning and out of habit tried to open the lift gate.

It opened...Weird...

Okay,

So, either the 'Multiplex ECU' located in the tailgate door, froze temporarily; much like an internet browser freezes-up from time-to-time; or there IS a bad "Lock actuator motor" that's on it's way out and misbehaving to let you know... "time will tell", keep us posted, no worries! 'Best to you',

rig
 

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