Hello guys my engine light came on again car idles but no acceleration and some black smoke from exhaust any ideas on what it could be

Sorry not black smoke it's more whitish

No expert but white smoke might be a turbo issue, check around that for any split pipes and seized plunger


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It's not the egr valve that's already blanked off mass airflow sensors I unplug it and no different the car won't rev up past 3000rpm It's like a donkey