Vitz knocking sound and jerks in acceleration

[pwuser159692549641]

Respected seniors,
I have a vitz 3rd gen 2014 driven 56k kms and its making knocking sounds when I accelerate and there is a jerk in acceleration too which I can feel both in idle and D mode. Kindly tell what could be root cause of this before I visit to workshop.

[aziz.rehan]

Check spark plugs‚air filter and fuel filter.

[tintin1]

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[capsat]

When did the issue surfaced. Any maintenance history available. If the engine Is 1KR-FE the only suitable engine oil grade for it is 5W-30 buy only from brand station or a trusted oil shop. Avoid buying Glittery names choose between Shell PSO CARIENT PARCO TOTAL OR AISIN

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