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Enes, VOLVO Master Technician
Category: Volvo
Satisfied Customers: 5477
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What might be causing my car to stutter at the start and

Customer Question

what might be causing my car to stutter at the start and stall when I come to a stop? the computer keeps reading the mass airflow sensor, but I have already replaced the sensor. my system is also running rich. I drive a 2001 Volvo s40
Submitted: 9 months ago.
Category: Volvo
Customer: replied 9 months ago.
this is urgent. it has stalled in the middle of turns or whenever I slow down to almost a stop as well as when I stop
Expert:  Cary York replied 9 months ago.

Hi, I’m Cary and I’ll be helping you today.
Please understand that I can't smell, hear, or touch the vehicle, so patience is appreciated. Before leaving the site make sure and leave me a rating. You can still reply to me as many times as needed, even after the rating..

Is the check engine light on? And if so what codes do you have?

Customer: replied 9 months ago.
PO101 PO234 PO115 P0172
Customer: replied 9 months ago.
but I have replaced the mass air flow sensor
Expert:  Cary York replied 9 months ago.

I have to go. I will opt out so another expert can help.

Expert:  Enes replied 9 months ago.

you have air leak system must smoke tested you will have broken cracked air hose or broken intercooler