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Poor acceleration/low end torque V70-XC70 1999

I have really poor "out of the hole" acceleration on my V70R. I can put my foot to the floor and for the first 25 feet or so (crossing two lanes of traffic at an intersection) it crawls away from the start as if my mother were driving it. It's so bad I can be the third car in traffic at the light and floor it for two car lenghts and no one suspects a thing. It also boggs down for a split second when shifting into second under heavy acceleration so it's not just a turbo lag issue. I've driven other turbos that giddyup just fine out of the hole.

I've had it in to the dealer to look at it. They found nothing but charged me $124 for a transmission software upgrade that didn't help.

It is a certified pre-owned 1999 V70R with 63,000 miles. It was a lease return with full maintenance records. I have had the 60K service done, they said it was in great shape.

I've searched the forum but haven't found this problem mentioned. Probably didn't look hard enough because I'm betting I'm not the first that's seen this and that it's been covered here.

Thanks in advance for any advice you all can give.








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    Poor acceleration/low end torque V70-XC70 1999

    Wrongway - What you describe is exactly what my '95 855t was doing. In my case I had a leak in a turbo hose between the turbo and the intake. (It was at the 90deg bend off of the intercooler) I replaced the hose and made sure all others were snug via their clamps. Hesitating, pseudo- stalling and low end lack all disappeared. It runs strong now. I assume it had a over-rich fuel mixture due to the leak. It seems a bit early for your '99 to have leaks - a vacuum line in the right place could have the same effect. Good luck.








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    Poor acceleration/low end torque 850 1995

    i know this may sound stupid...but i hope it's not in 3rd gear start, as in winter mode?

    my tranny was in limp mode for a while, ran 1/4 @ 16.5 sec 85 mph...very strange, it should be under 15 and 94 mph. nothing was mechanically wrong, just was in limp mode... hopefully it's fixed after resetting the codes...but hope u find out if it's the tranny problem (sounds more likely), or an engine problem. last thing to look for is maybe (but unlikely) something with the awd system...allowing way too much slip..








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    Poor acceleration/low end torque V70-XC70 1999

    Try checking the air filter, dont ask me why but I had the same situation once and my filter was blocked with flys, with a new filter it worked fine. Good luck. 1996 850 Tdi 137k








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      Poor acceleration/low end torque V70-XC70 1999

      The air cleaner is bright and new after the 60K service so I don't think it's having a breathing problem unless it's obstructed between the airbox and the turbo.

      It's not a third gear start because it shifts at least once. I'll listen for the shift into third today. The winter mode button changes the performance (I don't get the big boost after I get rolling, as I recall).

      There isn't any slippage that I can detect. The engine doesn't rev until the acceleration picks up.

      Thanks for the ideas.







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