156 v6 - losing power, driving rubbish and not going above 4000rpm - Page 2 - Alfa Romeo Forum
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Originally Posted by alan Q4+33 View Post
So what was the problem here in the end? My 156 v6 hase same simptoms. Sometimes she revs almost freely but sometimes doesnt go over 4000 revs if i hit full gas. With just quarter of the pedal travel pressed she revs over 4000. It smells like rotten egg on the exhaust and the tip is black (too rich mix) She wont go over 120-130mph (before easely over 140)
I cleaned maf sensor and it was slightly better but not for long. Is it just maf for sure or should i check something else?
It was the MAF. She was good as gold after that, until the gearbox went...
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156 , 4000rpm , driving , losing , power , rubbish

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