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john_meier4

XC40 Diesel Stalling Hesitation

2018 Volvo XC40 diesel, 198k km. Check engine light, occasional stalling at idle, and power loss. Suspecting fuel issues. Similar experiences?

4 comment(s)

alexandertaylor6

Similar symptoms on my old Peugeot 308. Faulty fuel volume regulator, part of the high-pressure fuel pump system. Does your XC40 hesitate during acceleration?

john_meier4 (Author)

Yeah, I've noticed hesitation when accelerating. You think it's the fuel volume regulator? How'd you figure it out on your Peugeot?

alexandertaylor6

Hesitation, stalling, and the light point to it. Diagnostic scan showed low fuel rail pressure. The regulator is often the issue. Get a proper diagnosis to confirm, but worth checking at a workshop.

john_meier4 (Author)

Thanks for the tip! Mechanic confirmed defective fuel volume regulator. Apparently, the high-pressure pump is failing. Repair cost is about 1510€. Appreciate the help!

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