Disco 2 - Electric Window failure

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MartinK

New Member
Posts
433
Location
Edinburgh & Aviemore
I’m posting this in case it helps others with a similar problem. My car is a 2002 Discovery II, TD5, 92k miles, owned from new.

Last night, driving home, I lowered the drivers door electric window…and it stayed down! When pressing the switch, the motor could be heard working inside the door, but the glass didn’t move.

So having used sticky tape & plastic (yes I used to watch Blue Peter) to cover the window last night, I started work at first light this morning.

Off came the water shedder (inside) by levering off. Screws in the door handle (2), escutcheon (1), and pocket (4) were removed, and the inside cover was prized off the door (remembering to disconnect the speaker).

I managed to remove the 2 bolts holding the glass into the mechanism, raised it up to the top, and used gaffa tape to stick it in place.

There are 6 bolts holding the motor mechanism, 2 of which have keyhole holes, so you can just loosen them (good for re-build), then you wiggle the whole mechanism through the lower hole in the door.

What has happened with mine, is that there are 3 spot welds, holding the actuator arm (the toothed cam to the main actuating arm), and these spot welds have failed… I’m really pleased because apparently new components (such as the electric motor) are expensive.

So this afternoon’s job involves an electric drill and rivet gun, and hopefully we’re fixed!

I’m glad I took the time to do this myself, I guess a main dealer would have replaced the parts, and costed a few hours labour…It’ll cost me a couple of hours and 3 rivets (and a soaking, it’s raining in Scotland today and I can’t get the Disco in my garage!).
 
MartinK said:




I’m glad I took the time to do this myself, I guess a main dealer would have replaced the parts, and costed a few hours labour…It’ll cost me a couple of hours and 3 rivets (and a soaking, it’s raining in Scotland today and I can’t get the Disco in my garage!).


glad you got it sorted but there is no need to tell us its raining in scotland....scotland only has two seasons ..winter and the rainy season.
 
Nice one.

You get a great sense of achievement doing that type of thing, not to mention avoiding a large dent on the bank account (especially where Landrover dealers are involved)
 
This got even more interesting. It appears that the window had always lowered too far down into the door, and was over-stretching the actuator. I've modified the arm so the window now stops just before it totally disappears below the water scrapers, and it all seems better now. Looks like it was slightly out of calibration from new...!
 
Exactly the same thing happened to my 300tdi whilst away on hol. Probably my fault for putting in wind deflectors which made it tight for the glass. With mine though I carefully drilled through centres of the spot welds, countersunk the gear rack plate which is fairly thick and fitted countersunk bolts. I used standard nuts to keep it low profile and peened them over to stop them comming loose. I could have used solid rivets but that would have convinced the missus that I was showing off. Pop rivet are easier but soft and may work loose with the strain.
 
i need to look at my drivers door window. it doesnt work either. stuck in the up position.
it was fine when it was parked up. went to it tother day and the window wont work. so hopefully itll be the same reason as yours.
cant afford a new motor etc...
 
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