Mercedes mhev problems . The main problem is they rely on a lot of sensors and inputs to manage the transition between electric and engine and back again. Nov 22, 2021 · Press the throttle, and electricity moves back from the battery to the ISG, boosting performance. Lift the throttle to coast or brake, and the spinning action of the engine is used to drive the Feb 18, 2024 · I'm after a petrol estate (I don't do that many miles at the moment) and don't want to spend a small fortune in a few years if the 48V battery (or other MHEV component) is going to come to a natural end of life. What is your experience with these 48v systems (good or bad)? I'm seeing some reports on a fix being a computer reflash/update, and others replacing the 48v battery. Does anyone have any experience with owning one of these? Are there other better options in the sub £18K area? Apr 11, 2018 · They are generally reliable. I ignored it, but did stop when various electrical things (like COMAND) started shutting down. Rang MB and they tell me they don't give any warranty on PHEV or MHEV batteries after three years. Nov 11, 2022 · The later ‘EQ boost’ cars are good enough to drive (184hp/9 speed autobox) and I’ve not heard of any reliability problems, but as already said they cannot be used on battery power which is a pity in traffic. Jan 31, 2022 · A couple of months after taking delivery my car showed a red “12 volt battery not charging error” message. Dec 8, 2023 · I am looking at a 3 year old version which has just come to the end of it's MB warranty but have been reading horror stories of the 48 Volt Hybrid battery failures causing major problems. Does anyone have any experience with owning one of these? Are there other better options in the sub £18K area? What happens next in the world of mild hybrids is impossible to tell, but automakers such as Mercedes-Benz and Mercedes-AMG are using them to dramatically boost performance in Dec 23, 2023 · Strategies for addressing and preventing problems in Mercedes mild hybrids. I'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system. Routine Maintenance: Like any vehicle, mild hybrids necessitate consistent maintenance, encompassing oil changes, tire servicing, and brake system checks. But, having turned the car off and on again, the problem disappeared. Dec 8, 2023 · I am looking at a 3 year old version which has just come to the end of it's MB warranty but have been reading horror stories of the 48 Volt Hybrid battery failures causing major problems. The hybrid thing is just to boost power slightly (20hp) and for the regenerative braking. Feb 20, 2022 · I'm looking into a GLS and notice there are some reliability issues with the 48v mild hybrid system.
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