Is poor air-fuel mixture regulation due to a faulty MAF Mass Air Flow sensor causing engine sputtering in Changan Kalam?

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Is poor air-fuel mixture regulation due to a faulty MAF Mass Air Flow sensor causing engine sputtering in Changan Kalam?

Technicians say a dirty o r faulty sensor can cause misfiring. Is this component prone to dust-related malfunction on Pakistani roads?

Zarnish asked on 18 Jun 2025 18:20:52 pm

1 Answer

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Car Mechanic Expert - on 18 Jun 2025 18:26:05 pm

✅ Yes — MAF sensor failure is a known contributor.

Dust contamination and lack of routine cleaning cause:

Incorrect air measurement

Rich o r lean mixtures

Sputtering on throttle input

🧽 Advice: Clean the MAF sensor every 15,000 km in dusty areas e.g., Balochistan, Punjab highways.