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Author Topic: Passenger door auto-unlock disable  (Read 2105 times)

Offline corax

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Passenger door auto-unlock disable
« on: Jul 09, 2012, 01:38:20 pm »
I'm not sure if the power door lock versions do this or if it's only on manual door locks like mine, but I find it annoying that I have to lock the passenger door & hold the handle up while I close it or it will unlock.  If the driver's door did that, I could understand.  It might even keep me from locking my keys in the cars, but it makes no sense on the passenger door.  So, just like I did with every 80's Toyota I've owned, I had to fix it

Start by taking the door panel off and remove the door latch.  If your key is worn out, now would also be a good time to get the key code off the passenger door lock cylinder (take it to a Toyota dealer and they can cut you a brand new unworn key).  When you remove the latch this what you'll have in your hands.  Start by taking off the little "anti slim jim" shield that covers the mechanism, it's held on by 2 tiny screws


If you play around with the latch a bit you'll start to grasp how it works.  The bit we're concerned with is the tab in the red box, this pushes the lock arm back into the unlocked position whenever the latch goes to the "closed" position unless you hold the handle up.  I don't like this tab.  Cut it off.  Oh, and it's a tight fit to get anything in there, I found a half worn dremel cutoff disc works nicely.


this is with the tab already removed, this pic might point out a bit clearer that the one above what need to be removed.  reassemble & the door will no longer unlock when you close it and forget to hold the handle.  make sure everything is reconnected and works from inside & outside before you put the door panel back on.


BTW, this linkage pivot is slotted so you can adjust where the  lock button is when it actually locks the door - about in the middle of the slotted sheet metal should be fine
'85 RA64 Celica GT notchback

Offline Sigma Projects

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Re: Passenger door auto-unlock disable
« Reply #1 on: Jul 09, 2012, 08:18:41 pm »
good info
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Offline JDreamer

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Re: Passenger door auto-unlock disable
« Reply #2 on: Jul 09, 2012, 09:33:57 pm »
Good info indeed.


The best thing about this mod is....
that you dont have to tell the passengers to hold the handle while you slam the door shut.
 :yes:

-Jon
85 Celica Gt-s
85 Corolla Gts
88 Supra Turbo
91 Rover Sterling 827si

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Offline Ghostyman

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Re: Passenger door auto-unlock disable
« Reply #3 on: Jul 09, 2012, 09:43:54 pm »
Nice! Combine this with the disabling the key release button and disabling the door chime and you've taken a few steps closer to having a normal car.
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Offline JDreamer

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Re: Passenger door auto-unlock disable
« Reply #4 on: Jul 09, 2012, 11:18:52 pm »
Nice! Combine this with the disabling the key release button and disabling the door chime and you've taken a few steps closer to having a normal car.
Exactly.....both are very annoying.  :yes:
-Jon
85 Celica Gt-s
85 Corolla Gts
88 Supra Turbo
91 Rover Sterling 827si

PS3 PSN: Generic_onlineID  (feel free to add me)
...Pobody is Nerfect... 8)
Heads Up: im ESL

Offline corax

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Re: Passenger door auto-unlock disable
« Reply #5 on: Jul 22, 2012, 11:00:32 pm »
If the driver's door did that, I could understand.

OK, this is weird.  For the last 2 weeks I haven't had to hold the driver side handle when closing the door.  Just starting today it won't stay locked unless I hold the handle up  :dry:  So I guess the driver door will be next, it should be the same, but if it's not I'll post pics.
'85 RA64 Celica GT notchback