The two sides are out of alignment. Look at them again and align them. Use diagonal measurements to check for square when adjusting the two sides.
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To properly torque the 30mm nut back onto the crank you will need a means to hold the crank from turning. There are tools available to buy or you could make your own. Details available if you need more information.
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Hy Buddies, Ok, i keep this option : Bahco.jpg I also will DIY my ATF / Acertone mix. Thanks to all of you for the good advices. Manov I have used this type impact tool with surprising results many times. It even works on straight and Phillips head screws. volvolugnut Added comment: This tool has a...

Salut Volvolugnut If you have some plan of o tool to build DIY, i'm interested ... I spend as much money for tools than for parts, at the end. :D I thought I had a photo of the tool I made to hold the crankshaft, but I cannot find it. It is simple to make. I used about 1/8 x 1 x 1 inch steel angle ...

I had a similar problem on 2001 V70 T5 and solved by replacing the ETM with Exemodex. You should have the the improved later ETM I think, but maybe not. Search ETM here for lots of info.
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Putain de merde ! For future reference, I wonder if orthophosphoric acid is available in Europe as some generic compound, or in powder form to be mixed as needed ? As mentioned, it is only a third of that cost here. Must be retaliation for the import taxes levied against French wine when it wades a...

This is all the good stuff in Volvo Original Equipment brands. For PCV I have used the IPD kit. As I recall, it has Volvo parts except the hose clamps. It is hard to tell if you need/want to replace the oil separator tank until you get it removed. You may want to replace the accessary belt and idler...

Have you checked the condition of the battery cables? Remove them and look for corrosion at the terminal and in the cable end. Then check the power at the cable as it arrives at the fuse box under the hood. You should have 13+ volts under the hood at power terminal. The power cable can corrode inter...

Oh, sorry. I still think there are plenty of things to bug Abscate with.

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You could try the slotted 7/8 socket with a vise grip type pliers clamped tightly to pinch the gap closed somewhat. It may not allow the socket to slip.
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