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Old Jul 9th, 2023, 17:46   #4
Fibrous
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Last Online: Today 09:21
Join Date: Nov 2021
Location: Edinburgh
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Quote:
Originally Posted by neilgorin View Post
Not sure if this is a fault or they all do it.

B3 Mild Hybrid V60.

Engine goes off on long coasting sessions, like a long gentle down hill locally at approx 40mph or leaving a motorway.

If engine comes back on before touching the brakes, silence.

If engine still off I hear what can be best described as something spinning up or on occasions a rapid "burp" noise from the engine compartment as the charge kicks in.

I assumed it's a fault but googling seems that a lot of hybrid and mild hybrids of different brands do similar, so before I waste a day at the dealer thought I'd ask.

It doesn't do it if the engine is only off for a couple of hundred yards, it's got to be 1/3 a mile or more, example lifting off before exiting a motorway and then rolling the length of the sliproad before touching the brakes.
The engine shouldn't cut out at all while driving in motion only when you come to a stop for example in traffic or at lights etc. Something not right if the engine is cutting out while you are driving and or going downhill...get Volvo to check it asap.
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