Motor Vehicle Maintenance & Repair Stack Exchange
Motor Vehicle Maintenance & Repair Stack Exchange

Questions tagged [locks]

A security device which requires a physical or digital key to unlock the device.

160 questions
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Controlling door locks via CAN bus

I'm trying to figure out how to lock and unlock the doors of a 2010 Toyota RAV4 using the CAN bus via the OBD-II port. I have a microcontroller attached via an CAN controller and a CAN receiver, and I've written some firmware to capture and replay…
Isvara
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What is the most cost-efficient solution when door keys do not fit ignition?

I know similar questions have been asked but I'm specifically looking for the most cost efficient way to solve the following problem. I have a 2006 Lexus RX400h for which the physical door key does not fit the lock cylinder of the door (but it does…
Carnoob
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How can I remove perfectly round locking wheel lugs? What tool can I use?

So of course, I seem to have lost the key to my locking lug nuts. I'd like to be proactive about the situation and remedy it before I have a flat on the side of the road. I've read several guides that say "Just jam a socket on it and hit it with a…
Sidney
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How can I fix a key broken off in a door lock?

This morning I tried to open the passenger-side door (of my 2001 VW Eurovan) but it appears to be stuck. The door is unlocked. I can pull the handle, but apparently not far enough to operate the door mechanism. Same for both interior and exterior…
Digital Trauma
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1 answer

Testing specific wires in harness cable

I want to do some electrical mods like adding a push/pull switch to my truck' tailgate to wire into my door ajar light to let me know if it is open along with splicing an electrical tailgate lock into the door auto lock mechanisms. To do this I need…
Gab
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2 answers

VW Passat B5 Rear Door Central Locking Issue - Door Lock Actuator Replacement

My 2004 VW Passat has an issue where the nearside rear door will not always open when the corresponding button is pressed on the car key. When the other doors are unlocked, the faulty door makes an unusual noise as if something is trying to move but…
Max Goodridge
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How to fix freezing locks

Does anyone know how to prevent locks on car doors from freezing? This is usually only a problem in older cars. I'm not thinking of solutions like WD-40 that really only work for a few days and then are needed again, I would like a more permanent…
Kjartan Þór Kjartansson
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Why won't my car unlock? Why does it spontaneously lock itself?

My 2001 Toyota Camry wouldn't unlock this evening. If I turned the key to the "lock" position, it seems to lock OK, but it won't turn at all in the other direction. I managed to break in to the car, but then after a short drive home the doors…
Alex
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Changing car locks to newer ones for security?

does it make sense to change the locks in an old car for security reasons? Let´s say cars build in the 90s, which are (as I assume) very easy to steal because of the older, more simple locks? Kind regards and thanks!
LockingJay
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How to lubricate automotive locks?

I have locks on few vehicles that are in need of lubricating. I had read/heard of several options, and I wanted to see what are the common methods and techniques. Graphite powder. Quite a few people suggested it, including parts shop salesman, so I…
theUg
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How do you open a locked door when the unlocking mechanism is jammed?

I have a 1997 Toyota Corolla that I've been keeping as a spare/project car. Although the car runs reliably, it will need a new engine (it seems to be burning coolant), but until I get around to that, there's plenty of little things to fix on this…
tlhIngan
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What is this panel on the doors?

I've noticed that quite a few cars have a panel on each of the doors: I've searched through the car manual and it makes no mention of the panel. I'm assuming that it is some kind of manual door release. Is that correct, or is it something else? The…
Daniel M.
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Access locked trunk of Corolla 2003

Without keys, how can one access the locked trunk of a 2003 Corolla, from the interior of the vehicle? The latches on the back seats are for child seats. I found a video for the 2007 model, but not the 2003.
Dan Dascalescu
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2000 jaguar locks

2000 jaguar - the remote went dead. I got a new battery and I know I have to get that reprogrammed in order to use. My problem is that I can't use the key to lock the doors or trunk. when I lock it with the keys, it will lock but immediately…
Sara Hamilton
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'06 Ford Focus Central Locking Failure

The central locking in my '06 Ford Focus has stopped working. I can put the key into the door and lock and unlock the car, but I can't use the fob on the key. What I tried: I tried to put a new battery in the key. A new battery didn't solve the…
Jimmy
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