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Going to start with the ABS module

Help, Advice and DIY Tutorials on Volvo's P80 platform cars -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine.

1992 - 1997 850, including 850 R, 850 T-5R, 850 T-5, 850 GLT
1997 - 2000 S70, S70 AWD
1997 - 2000 V70, V70 AWD
1997 - 2000 V70-XC
1997 - 2004 C70

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454cid
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Going to start with the ABS module

Post by 454cid »

My car needs the ABS module rebuilt. I think I'm going to pull it, and get my original rebuilt rather than doing an exchange. I just like the idea of keeping the original since this is a low mile car.

First things first..... the E-Torx socket. Before I start ordering, where else to we have E-torx on our cars? I'm wondering if I should buy a whole set, or just the E5. I've never even seen an external Torx, so I'm a bit leery of buying a whole set to only use the E5 once. On the other hand, if they're sprinkled around the car, It wouldn't be bad to have the sockets on hand.

Maybe I should try the hex socket first, as I've read a few people have removed the screws with that..... my car is rust free so maybe they'll come out as easily as my O2 sensor did.

I kind if like the idea of replacing the E-Torx with Allen head, but if these come out super easily, it may be pointless.....I had zero issues with the regular Torx thermostat bolts so I kept them.

Next question, is area uncovered by the module being removed sensitive to dirt/water? I drive the car 100 miles daily, and I could park it while waiting on the module, but I'd rather not, due to the cost of gas and ride quality..... the truck rides rough, and a 454 uses a LOT of gas.

....The lights being on, and the false abs activation are getting annoying, so I'm kinda itching to get this done, now.
1996 850
1999 S70 GLT (sold after deer hit)

2010 Ford Focus SE
2006 Cadillac CTS
1996 Mercedes C220
1999 Chevrolet K3500
1969 Buick LeSabre Custom 400

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abscate
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Post by abscate »

Pm me your address and I’ll send you the stainless hex bolts to replace.

Get a cheap,e5 at harbor fright to get them off. You can asget a hex head to fit ‘pretty well’, I don’t remember the size

Etorx used in the wheel bearing hubs, too. Don’t go cheap on thst one. Those bolts will break cheap tools
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BlackBart
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Post by BlackBart »

The only place I’ve seen them was BMW bellhousing bolts. There were three sizes so we bought a set.
ex-1984 245T wagon
1994 850T5 wagon
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abscate
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Post by abscate »

All over BMW

Front suspension, axle shaft bolts, driveshafts, guibo

It’s a great fastener. Torque is all in compression. Almost impossible to break the heads
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scot850
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Post by scot850 »

If you have your ABS module re-built by our friend Matty Moo at Mid-West ABS he supplies and E5 Torx socket for you to remove the module. As he supplies for a small cost a unit in advance of yours being returned as a core.

Neil.
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2000 V70 R - still being an endless PITA
2006 XC70 - Our son now has this and still parked in our garage
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volvolugnut
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Post by volvolugnut »

Mercedes likes to use them everywhere. I bought a set when I encountered the first use on my 2001 Mercedes.
volvolugnut
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454cid
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Post by 454cid »

I just ordered a 1/4" drive flex head ratchet, and will buy the sockets from Harbor Freight. I didn't think HF would have E-torx, figuring they were too specialized.
Last edited by 454cid on 30 May 2022, 13:48, edited 1 time in total.
1996 850
1999 S70 GLT (sold after deer hit)

2010 Ford Focus SE
2006 Cadillac CTS
1996 Mercedes C220
1999 Chevrolet K3500
1969 Buick LeSabre Custom 400

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BlackBart
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Post by BlackBart »

Just don't ask for Whitworths!

https://mossmotoring.com/whitworth-system/
ex-1984 245T wagon
1994 850T5 wagon
2004 XC70 wagon BlackBetty

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ZionXIX
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Post by ZionXIX »

The doors have an E torx bolt at the hinge.
Scarlett: 1996 850 Turbo Wagon in Reagent Red Pearl ~210K mi
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foggydogg
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Post by foggydogg »

+1 on the door hinge, and the set screw holding the moldex wire plug at the door pillar as well, as I recall.
I bought my set on Amazon (don't forget to use matthews' link); I don't remember if the HF set goes down that far; a quick search showed one set with Innies, but it only goes down to E6. My suggestion would be to get the right bit. While using a tiny metric hex socket may be tempting, if you strip the head trying to get it off, it becomes a whole 'nuther sport.
69 1800s, @500k Death by Rust
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