Beware Suunto computers D9 and Vytec.

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My gf and I both have Vypers that we've dove repeatedly with for a couple of years, with absolutely no problems.... until our recent Fiji trip. We turned them on to check them out and hers hung during the battery check... and stayed that way until I took it apart later. I took the battery out, replaced it with a new one (LeisurePro had given me a new battery and o-ring with them new) and hers never missed another beat. I had read this particular post many times before we left and I thought the entire trip, Ooooooh-noooooo! But they worked flawlessly throughout the trip. So, excepting that little incident, our Vypers have worked great. I love it, and feel sick that so many other people are having problems with their Suunto products. I was thinking about getting one of the new Suunto computers that have the new Deep Stop feature, but this thread has me leery to buy anything Suunto again....
 
From reading this thread, it seems that it is likely that a certain batch or lot of the computers (or most likely one or more components inside) are faulty. It seems that the older ones are fine, as shown by many responses to the effect that "mine has worked fine for years" but maybe more recent (within the last 12-18 months) have the problem.

As an electronics engineer, I can see where a bad batch of parts which could have been incorporated into a few, but not necessarily all, computers could be the cause. Not all, because the typical (I don't know about Suunto's) manufacturing line is only manufacturing some, not all of the models at any one time. Then the next model/group of models is processed. This allows for some efficiencies in processing and testing, rather than having to set up the lines for different models every hour or day or week. This is assuming they don't have enough volume to maintain a manufacturing line for every product simultaneously and continuously throughout the models life span.

So, if a bad batch/lot of parts (sensors) did come in, all models manufactured over all time would not be affected. Only that model/models that were currently in the phase of production such that the defective parts were incorporated (assembly) would be potentially affected.

Without a study of when the individual models of all their computers were manufactured, preferably by lot designation, the failures may appear random.

Also, as Hoosier has stated, it is the Prime Manufacturer’s responsibility to ensure Quality. This can be done many different ways – by visiting the subcontractor’s (in China or wherever) manufacturing plan and witnessing the acceptance testing, by doing their own extensive testing at their Receiving Inspection point, and many variations in between. But, whatever method they use, it is their sole responsibility (to the ultimate customer) to ensure the quality of the product. The customer does not have “privity of contract” with each or any of the part vendors. That means that we as customers cannot go directly to that vendor for action, since they have no legal or contractual responsibility to us. That responsibility is between Suunto and the vendor.

None of the above excuses the indifference and lack of support Suunto is providing their customers. No matter who’s fault it is, it lies solely on Suunto to please the customer, and make things right. I don’t think I’ll be buying any Suunto computers in the near future, until they start caring about the customer, and not just making a buck (or euro).
 
I recommend Oceanic computers. They are easy to use, reliable, and affordable. Kent

Well, my experience with Pelagic (the company that makes computers for Oceanic) hasn't been so great. I personally had two of my hockey puck models fail after two~three years of use (second one was an at-cost replacement for the out-of-warranty first one), and have seen a number of failures in person, not to mention many accounts of failures on various online forums.

With Suuntos, I now have three, and have owned one that I sold, one that got stolen. Combined it's maybe 12 or more computer years (as in man-hours) and have not had a single problem. I have many buddies who use Suuntos and have not seen a single failure in person, and except for that early batch of D3/Mosquito's, which I heard about from some buddies, few of my buddies have either.

So before reading this thread my personal experience and information I gathered from various online forums led me to classify Suunto as being a lot more reliable than Pelagic computers.

Now there seems to be a wave of failures on the newer Suunto's, which is disappointing, but in my experience Oceanic (Pelagic, really) is no better in terms of reliability. There's a chance that they've improved, in which case good for them. I'm sure Suunto too will fix whatever they got wrong in their recent products.
 
My computure is 5 years old and it failed - vyper - reading depth too shallow. My problem with suunto is that a dive computer that displays too much no deco time is dangerous. This is an unacceptable failure mode. It would not be so bad if the computer shut off or displayed an error message. But giving you 15 minutes of no deco time when you really only have 5 is dangerous. How long has suunto know about this issue? I sent them pictures over a year ago. I think they should at least notify people that their computer could be periodically reading the depth wrong. I talked to a guy today who just bought one for christmas. He had no idea that there were these types of issues. Maybe someone will get bent and sue them.
 
Wow - I started reading this post from page one and my 8 month old Vytec DS fouled up on its 33rd dive. I wasn't using the transmiteer. it was showing 6 ft at 22 ft and 15 at 31 ft. The screw up was consistant. Glad I carry a backup as to the fact that I was conducting OW certification dives with a student. Best part is that it locked up (depth reading and dive time counter) near the end of the dive. Personally, I have seen Cobras, gekkos, and now vytecs go bad. As or the 3 month warranty, I did not see anything in the warranty section of the manual from the Suunto site.

I pulled the battery and we will see if that works. I'll let folks know. If you are having problems with your Vytec DS please post you serial number, it could be a ad batch of computers.

I will say that if Suunto will replace the computers and in a timely manner (30 days or less), then they are doing what is expected and I can't ask for more, but if it is a problem with the sensors, and they are not willing to acknowledge the problem then we can say "Class Action" lawsuit, especially when this could be considered life support equipment.
 
Well, I had looked at this thread some time ago with only passing interest, because none of my three Suunto computers had ever caused a problem. But the other day, I went to do my second dive of the day, and had to abort because my Vytec wouldn't turn on -- No display at all. I was pretty sure it wasn't the battery, because I had been watching the battery display, as the computer was over a year old, and the display had been indicating multiple bars still. But I took it to the shop anyway, and they changed the battery. With the new one, we could only get a partial display. It was attempting to show a few numbers, but not recognizable ones, and the ones it was trying to show were incomplete.

It's gone back to Suunto, and I'm exceedingly annoyed, because I'm being forced to use my Mosquito, which I have trouble reading because the numbers are too small.
 
I just recently purchased a used Vyper and after 11 days of diving in Palau, it worked flawlessly. I always dive with a back up and constantly bounce both my watch (citizen hyper aqualand) and the vyper off each other. Both were within 1 ft of one another. After reading this thread, I don't see how anybody could dive without a backup. Heck, I'm thinking about going with a backup to my backup after the reading here!
 
THE most sold computer in Scandinavia is the Suunto Vyper. Why? Because of easy use, fairly competitive price and a GOOD RELIABILITY RECORD. Vytecs and D9 are rare, and apart from som problems with the first batch of D9s I haven't heard of any string of problems with them either. But hey, by all means go buy Oceanic instead! -I'm an Oceanic dealer and I don't mind at all! :D

(But you may want to hear about trouble with a brand from more than one source before you make up your minds...)
 
I just recently purchased a used Vyper and after 11 days of diving in Palau, it worked flawlessly. I always dive with a back up and constantly bounce both my watch (citizen hyper aqualand) and the vyper off each other. Both were within 1 ft of one another. After reading this thread, I don't see how anybody could dive without a backup. Heck, I'm thinking about going with a backup to my backup after the reading here!

And people bust my shoes because I dive with 3 computers and my citizen!
 
I agree and acknowledge that things happen and bad runs of parts are bought. It is almost unavoidable when you get into the manufacturing business and sell products all over the world (even in somewhat limited quantities like dive computers). What galls me is Aqualung's response to the situation and the loyalty to the customers. From this thread and discussion with others, it seems that they have a real quality issue on their hands at least with a batch of depth sensors/motherboards.

As an update to my experience, I sent my cobra into the authorized service center in Tampa (I think it was). The repair guy at the place was very nice, and confirmed that the motherboard was shot and that the "repair" cost was basically the retail price of a new cobra.

So as I was saying before:
1. It seems that these computers are failing very similarly and consistently which suggests a problem with parts.

2. The nature of the failure is dangerous and if you are not vigilant can go undetected.

3. Once this common failure is discovered and diagnosed, Suunto/Aqualung denies it exists, offers no solutions, and doesnt even offer an incentive to keep me as a customer. Many companies, if their products fail, at least will sell you a replacement at or slightly above cost to maintain loyalty.


So now that my computer has been officially pronounced DOA, and I am definitely not feeling the love from Suunto/Aqualung I am going to go with a DiveRite Nitek Duo.

I am also considering writing a letter to Suunto USA. I dont know what the nature of their business relationship is with Aqualung, but the customer service being had with the dive computers is atypical and actually completely opposite of the service I receive when dealing with their other product lines. I think they need to know that, IMHO, the Suunto name is not living up to the level it once was or is in other sectors. I also think this situation is a huge legal liability for them, but I will probably just let their corporate lawyers worry about that.


I have learned to never say never, but I dont forsee owning a Suunto dive computer for a very long time. I will also encourage all who own one to watch it like a hawk and have a non-suunto computer backup of some sort.
 
https://www.shearwater.com/products/teric/

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