Habitation door not locking

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Chausson 640 welcome
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Since October 2019
Just discovered that my chausson has stopped locking the side habitation door by key fob - cab doors lock fine . I can lock the habitation door manually ok and it locks from the inside manually ok as well (which is a comfort ).

any ideas what this numpty is doing wrong ?
 
Clean the electrical contacts on the door. I suspect they are not making a circuit to allow the central locking to actuate.

Usually just a couple of pins and a plate on the door itself (y)
 
Coincidentally, a month ago my son bought a 2018 Chausson Welcome 530 from Premier Motorhomes at Birdham, perhaps not far from you and he had exactly the same issue with the hab door/keyfob. He took it back and they fixed it in 20 mins. Perhaps it's a common fault and if no luck yourself you could get them to sort it.
 
As per Miked suggestion. Look at the connections on the door itself and the body side.
Autotrails have Hartal doors fitted and they use steel connections that rust !!!
Very often had to clean mine and then issue resolved. Unsure what is fitted on your van but worth a check.
 
I couldn’t see any connections around the door just what I took to be an alarm sensor .

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I don't know Chausson but on my Autotrail it had a pair of Sprung pins with a matching anvil on the door. It was also open to the bad weather which promoted the corrosion which then broke the electrical circuit.

When the door was closed it made the circuit to allow it to lock using the central locking.

I suspect that either yours is buried somewhere within the door. Do you know the make of it?

The alarm sensor connections - I would clean them and also when the door is shut gently push on the door above these contacts to see if then a circuit can be made.

I am 100% sure the problem you have is a bad connection on this circuit.
 
I don't know Chausson but on my Autotrail it had a pair of Sprung pins with a matching anvil on the door. It was also open to the bad weather which promoted the corrosion which then broke the electrical circuit.

When the door was closed it made the circuit to allow it to lock using the central locking.

I suspect that either yours is buried somewhere within the door. Do you know the make of it?

The alarm sensor connections - I would clean them and also when the door is shut gently push on the door above these contacts to see if then a circuit can be made.

I am 100% sure the problem you have is a bad connection on this circuit.
The alarm works fine . I certainly don’t have the pin and anvil connection you describe (and seen on other vans ) but there is a series of cables (in a shroud) going from the cab body to the door - I also suspect it’s a loose connection
 
The alarm works fine . I certainly don’t have the pin and anvil connection you describe (and seen on other vans ) but there is a series of cables (in a shroud) going from the cab body to the door - I also suspect it’s a loose connection
And there you have it in one :) A wire will be broken in the rubber shroud
I must have fixed 5+ of them over the years ( including my own !! )
Instead of using decent silicone coated multistrand wires they use standard ones that eventually fail with all the flexing back and forth when you open and close the door
A pain in the parts to fix, but an easy fix really
 
And there you have it in one :) A wire will be broken in the rubber shroud
I must have fixed 5+ of them over the years ( including my own !! )
Instead of using decent silicone coated multistrand wires they use standard ones that eventually fail with all the flexing back and forth when you open and close the door
A pain in the parts to fix, but an easy fix really
We have the very problem. But the snapped wires are too close to the door to mae a connection. Be very interested to learn how you fixed it.
 
We have the very problem. But the snapped wires are too close to the door to mae a connection. Be very interested to learn how you fixed it.
I’ll strip it back tomorrow and let you know

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I’ll strip it back tomorrow and let you know
Thanks. We set off tomorrow for Portugal via France and Spain and planning on having a go at fixing it when somewhere less cold and wet.
Have brought my oscillating multi-tool, soldering iron, solder connectors, various connectors, spare wire................and lots of hope!
No ours is a 2012 Bailey Approach.
 
Thanks. We set off tomorrow for Portugal via France and Spain and planning on having a go at fixing it when somewhere less cold and wet.
Have brought my oscillating multi-tool, solder connectors, various connectors, spare wire................land lots of hope!
No ours is a 2012 Bailey Approach.
Enjoy your trip - would like to know what Moho you’re in ?
 
Try this before stripping out wiring.

First, lock doors with key fob, then unlock with key fob. Next, lock doors using door lock switch on lower dash panel and then unlock using same dash door lock switch. Leave for a couple of minutes then lock with key fob.

This seemed to clear the intermittent fault I experienced with the hab door central locking on my 530.
 
Try this before stripping out wiring.

First, lock doors with key fob, then unlock with key fob. Next, lock doors using door lock switch on lower dash panel and then unlock using same dash door lock switch. Leave for a couple of minutes then lock with key fob.

This seemed to clear the intermittent fault I experienced with the hab door central locking on my 530.
Sounds random but I’ll give it ago

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We have the very problem. But the snapped wires are too close to the door to mae a connection. Be very interested to learn how you fixed it.
Just took the door apart and replaced the wire :-)
 
Just took the door apart and replaced the wire :)
Thanks, Jaws. My problem is that the wires in the door are buried in rigid insulating foam so you can't see where they go. But may lay some new wires on top of the insulation, cut a new small hole in the base of the door and feed the wires through and connect with the wires that run under the van.
 
Thanks, Jaws. My problem is that the wires in the door are buried in rigid insulating foam so you can't see where they go. But may lay some new wires on top of the insulation, cut a new small hole in the base of the door and feed the wires through and connect with the wires that run under the van.
I had the same... I just dug out the insulation where I needed to.. I spose I could have filled it back up with some expanding foam but as there is a chance the wire will eventually go again I did not see the point
 
With the door cover removed you should be able to see the wires where they are connected at the central locking solenoid, on the two I have fixed so far both have been the green and white wires. Check the continuity with these wires from the exposed section at the base of the door frame and the solenoid.
To replace the wires use the existing wires as a "pull through", solder your length of replacement wire(s) to the damaged wire at the base of the door and pull it through the insulation to the solenoid. Also leave an extra length, coil of new wire at the solenoid to give you spare for the next time it fails !
Cheers
Ed

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Coincidentally, a month ago my son bought a 2018 Chausson Welcome 530 from Premier Motorhomes at Birdham, perhaps not far from you and he had exactly the same issue with the hab door/keyfob. He took it back and they fixed it in 20 mins. Perhaps it's a common fault and if no luck yourself you could get them to sort it.
We bought a Dethleffs from the same dealer last May. On our first outing we had the same problem, randomly the door not locking. It turned out that I was not closing the door firmly enough. Door seals a bit tight as van was new.
 
Try this before stripping out wiring.

First, lock doors with key fob, then unlock with key fob. Next, lock doors using door lock switch on lower dash panel and then unlock using same dash door lock switch. Leave for a couple of minutes then lock with key fob.

This seemed to clear the intermittent fault I experienced with the hab door central locking on my 530.
I tried what you suggested but didn’t seem to work . How long did u leave before trying again ? I can concluded it’s not wiring as the door will unlock on the key fob
 
I tried what you suggested but didn’t seem to work . How long did u leave before trying again ? I can concluded it’s not wiring as the door will unlock on the key fob
Ahhh ! New info :) So if you 'blip' it the door unlocks, but will not relock
Whilst operating the fob, put you ear on the door and see if you can detect ANY noise made
 
Well I’ve fixed it , not sure how but I have. I mucked around with manually locking the door by applying the internal door lock (on the door) then shutting it (which kept it locked) and the used the fob to lock and unlock . I can recall the sequence but it wasn’t a physical error . Thanks for all the advice folks
 
Well I’ve fixed it , not sure how but I have. I mucked around with manually locking the door by applying the internal door lock (on the door) then shutting it (which kept it locked) and the used the fob to lock and unlock . I can recall the sequence but it wasn’t a physical error . Thanks for all the advice folks
Possibly sticky solenoid or linkages
Doing what you did freed it up ?

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Glad you got it sorted.....oh the joys of motorhoming!!
 
Well I’ve fixed it , not sure how but I have. I mucked around with manually locking the door by applying the internal door lock (on the door) then shutting it (which kept it locked) and the used the fob to lock and unlock . I can recall the sequence but it wasn’t a physical error . Thanks for all the advice folks


Well done (y)
 
Thanks for all the responses to my issues. We've been travelling g all day Sunday and this morning. Now at Portsmouth waiting for the ferry to St Malo.
Jewellbags- really glad you got it sorted. Before our current problem with broken wires, we had the same problem with the lock and alarm interplay. When we got the van, the base vehicle Peugeot key fob had been deactivated by having its battery removed. So the central locking was acitivated by the separate alarm fob, which not only set the alarm, it remotely locked all the doors including the hab door.
The problem with the hab door not locking, followed the alarm going off when we forgot to open a front door after deactivating the alarm, after a night's sleep. (This is a separate idiosyncrasy with our Gemini alarm that no one seems able to help with; if you set the alarm at night, when you sleep in the van, when you deactivate the alarm in the morning, you have to remember to open one of the passenger doors or the alarm resets itself).

Anyway, when Kurt from Outsmart the Thief ( an expert on Gemini alarms) came to check the problem, he put the battery back in the Peugeot fob and then this was used to centrally lock and unlock all the doors successfully and then the alarm hob was used to set the alarm.
If the doors were already locked by the Peugeot fob, pressing the alarm fob simply set the alarm and had no effect on the doors. If the doors were all unlocked, pressing the alarm fob locked all the doors and sets the alarm.
So is suspect you issue MAY relate to issues with your alarm and central locking. Anyway glad you got it sorted. (y)
 
Thanks for all the responses to my issues. We've been travelling g all day Sunday and this morning. Now at Portsmouth waiting for the ferry to St Malo.
Jewellbags- really glad you got it sorted. Before our current problem with broken wires, we had the same problem with the lock and alarm interplay. When we got the van, the base vehicle Peugeot key fob had been deactivated by having its battery removed. So the central locking was acitivated by the separate alarm fob, which not only set the alarm, it remotely locked all the doors including the hab door.
The problem with the hab door not locking, followed the alarm going off when we forgot to open a front door after deactivating the alarm, after a night's sleep. (This is a separate idiosyncrasy with our Gemini alarm that no one seems able to help with; if you set the alarm at night, when you sleep in the van, when you deactivate the alarm in the morning, you have to remember to open one of the passenger doors or the alarm resets itself).

Anyway, when Kurt from Outsmart the Thief ( an expert on Gemini alarms) came to check the problem, he put the battery back in the Peugeot fob and then this was used to centrally lock and unlock all the doors successfully and then the alarm hob was used to set the alarm.
If the doors were already locked by the Peugeot fob, pressing the alarm fob simply set the alarm and had no effect on the doors. If the doors were all unlocked, pressing the alarm fob locked all the doors and sets the alarm.
So is suspect you issue MAY relate to issues with your alarm and central locking. Anyway glad you got it sorted. (y)
Now you come to mention it I did play around with the spare fobs as well - god knows what order or sequence I pressed the buttons on thiugh :-)
 
:giggle:

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