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MonaZun

06 Nissan Serena: Dim Panel Lights and Weak Battery Start-up Issues

Hey everyone, I'm a bit troubled with my '06 Nissan Serena (Gasoline engine with 184084KM on the dash). Lately, I've been spotting some dim and flickering lights on the panel and I've noticed the battery's seemin' a bit weak during startup as well. I reckon it could be an issue with the Battery sensor but I ain't no mechanic. Would anyone here have faced similar issues? I'd really appreciate your insights, especially on your experience of getting such issues resolved at the mechanic. Last time I went, it wasn't a great one so hoping to not repeat that!

(Translated from German)

Summary of the thread

The conversation revolves around an issue with a 2006 Nissan Serena experiencing dim and flickering panel lights and a weak battery during startup. The suspected cause is a faulty battery sensor microprocessor, which affects the communication between the battery and alternator, leading to these symptoms. A similar issue was resolved by replacing the sensor, which was not a complicated fix, and resulted in the vehicle running smoothly afterward. The suggested solution is to have the sensor checked and possibly replaced at a garage.

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4 comment(s)

JakobFuchsFan

Hey there! I've got a '03 Nissan Quest and had something just like this happen to me. The instrument panel was acting weird, and the engine was strugglin' a bit to fire up. Turns out my battery sensor microprocessor was on the fritz. And you're right, it's pretty important. It communicates the battery's condition to the alternator, which helps it decide how much juice to provide. Without it, it caused my battery to act strange and those panel lights to flicker. Getting it fixed wasn't too complicated. It involved removing the old sensor and its wirings from the battery and the alternator, and installing a new one. No major disassembly required. I was back on the road in no time after getting it resolved at the garage. So, it sounds like you might be on the right track. Hope that helps!

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MonaZun (community.author)

Hey! Thanks a ton for the advice. It sounds a lot like what my Serena is going through right now. I'm much relieved knowing that the fix isn't too complicated. Out of curiosity, how hard did this hit your wallet when you got it sorted out at the garage? And have you encountered any more issues related to this since?

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JakobFuchsFan

Hello again! Happy to help. When I took my Quest to the garage for that bugger battery sensor microprocessor, it set me back about 315€. They ain't just handing out fixes for free, eh? But really, compared to a new car or a whole engine overhaul, it's a small price to pay, in my view. The good news is that since the fix, the car has been running smooth as butter - no hint of that pesky Battery sensor error anymore! The power's all back to normal, and no more flickering lights. Since they sorted it in the garage, it's been absolutely spot on. It might have been an annoying problem, but it's all clear now. So yeah, don't sweat it too much, your Serena should be back on form in no time! Cheers!

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MonaZun (community.author)

Hey, that's great to hear! Thanks for sharing the details. 315€ seems reasonable enough, considering the hassle it's saving me. And as you said, it beats a full engine overhaul or getting a new car! Hearing about your smooth running Quest post-repair gives me much-needed relief. I'd probably get my Serena checked out at the garage this weekend. Hope it all works out just fine. Cheers and thanks again for all the guidance! Much appreciated.

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NISSAN

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SERENA