Disco broke down, suggestions on a postcard...

Dec 01, 2003 14 Replies

Hi All.



Had a strange one which ended up with the disco on the back of an AA truck today.



I pulled in to a lay-by having driven about 300 miles, as I pulled away again (after a couple of minutes behind a tree), I got half way on to the road and ground to a halt. Attempting to move forward or back in high or low range resulted in a stall, it was as if the handbrake was very firmly applied.



Oh dear me, I thought. R380 gearbox at 106k miles has seized. But after about 20 minutes, and once it had been pushed back on to the lay-by, I was able to drive it and when it came off the lorry it was drivable, no strange noises but now I'm nervous about taking it out for a long drive.



SO, is this the gearbox failing, brakes, transmission brake or what?



Cheers,



Chas


1995 300 tdi disco
1962 SWB

Twas Mon, 1 Dec 2003 16:11:04 -0000 when "Chas" put finger to keyboard producing:

Transmission brake failing to 'let go' ?

-- Regards. Mark.(AKA, Mr.Nice.) ___________________________________________________________ "To know the character of a man, give him anonymity" - Mr.Nice.

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mrniceATmrnice.me.uk
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I guess if it does it again you need to try shoving the vehicle (or towing it gently) and see if it is a lack of grunt from the engine or something locking the transmission.

That's what I was thinking ... maybe worn shoes, or simply out of adjustment.

Only as guess but i think it could be something to do with your master cylinder, more infact to do with your servo. i had this on a car i had once it wouldn't roll when stationary and we found the servo unit to be faulty! First things first tho, check to make sure your servo hoses are on and in good condition.

Let us know what you find

Jinx

snipped

Once had something similar with a Ford Orion - it was a company car not my own - and it turned out to be the gearbox engaging two gears at once. From memory it was a worn selector that twisted on it's shaft just enough to enable two sets of cogs to mesh. Very impressive at

70mph on the M6 one afternoon!

This also freed itself after a while and we drove it onto the back of the recovery truck ... wouldn't drive back off again afterwards though.

HTH Steve G

This sounds like the classic wheel bearing stunt as performed by, mostly, Discoveries. It's usually one of the front ones, just jack each up on turn and it will be obvious if this is the problem.

Richard

Correct unfortunately I drove mine for 200miles .70miles of these at 70mph, cost me 1910uk pounds at Gordon Lamb Chesterfield

For a wheel bearing? What do they make them out of?!

I'll keep my fingers crossed for this one - sounds less expensive!

Cheers Chas

snip

I'll have a word with the garage and suggest they check the bearings, cheers.

Chas

Hello all. It happens to my car quite often, Its the handbrake failing to release i think, on mine its something to do with mud, lack of lube and dismal maintenence, I find reversing a few yards sorts it out, or hitting the h/brake with the baseball bat i carry about releases it, Good luck Fred

Ack... this sounds extortionate, I paid £600 to have a bearing, stub axle and hub replaced. What were they charging you for?

Well, it's back from the garage. They have test driven it (twice), checked all transmission fluid levels, checked all wheel bearings, looked over the brakes and couldn't find a fault.

So, I'll be waiting for it to happen again then. Hopefully not at 70 mph.

Thanks for all your suggestions.

Chas.

BTW I spoke to David at 252 Spares in Dumfries (who rebuilds gearboxes for the coal board in Scotland, among other things). He suggested that it is likely to be 2 gears engaging simultaneously - as mentioned by someone else here. He says that it can either be caused by an internal fault, requiring a rebuild, or by the selector quadrant set screw shearing or coming loose. The latter can be checked and replaced without removing the gearbox, so if I'm feeling mechanically ambitious I might have a look at the weekend.

I had this but without taking the centre console out you'll need very small hands. If your diif lock lever isn't all floppy then I doubt it is that though. If it has gone the lever will move left and right as though there's no gate. By this time. It has to be done before the screw drops out and falls into the bottom of the box. I coated mine in loctite.

Ed

To reply, remove my appendix

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