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Reliable?? I wouldn't use releiable. I had a lot of reliable cars, most were non computer car's, maybe more effiecent. That would be an interesting spread sheet, the cost per mile of a non computer vehicle verses a newer vehicle excluding fuel, and how long they ran without what would be considered normal maintanace, and what effect did the computer had on that maintanace or when it was performed.
I'll argue with that one. Being able to simply start up a car in any temperature. No pumping or flooding issues, no points (electronic ignition is a computer module you know!), no adjustments of the carb, choke, dwell, timing.
Carb'd non-electronic engines and cars could be very efficient, but you had to tweak them constantly (relatively speaking) to adjust for changing conditions and wear of parts.
Computer controlled feedback engines have the ability to adjust for a wide range of conditions.
Other powertrain items as well. I'm sure the torqueshift couldn't work without a computer, and it has proven to be a good transmission.
Well were back to reliable/ or efficient, a play on words? I have had very reliable cars, I now have a very reliable truck, but I don't know that they are more reliable than the days of old. They are more efficient, I think we all agree on that, drivetrain components are more reliable>> but is it because of the computer or the technology in the drivetrain itself. I understand your point of the torqueshift but the C6 or Turbo 400 were good too. Now they didn't operate like the transmissions of today but they were very reliable.
Maybe I'm to old to give into that computers make vehicles more reliable than cars without. I've worked on and drove too many older cars that were reliable that I could have put up against many a computerized car that was not, and there are many. But is it the fault of the computer or the technology and workmanship in the vehicle itself.
But is it the fault of the computer or the technology and workmanship in the vehicle itself.
That is the dilemna, but I think more people would probably associate that with the computer, because that was the newer part of the vehicle then tech behind an individual part or workmanship of the vehicle.
I think I'm on the reverse end of the spectrum from you. I have only known computerized ones, now OBD-I wasn't a very sophisticated computer, but nonetheless it was a computer that did the very basics of what we have now.
I don't think I've ever wrenched on a non-computer vehicle, driven a few but not wrenched. I think I would be a little nervous without having the computer to eliminate some things, just not that mechanical minded I guess.
I don't think I've ever wrenched on a non-computer vehicle, driven a few but not wrenched. I think I would be a little nervous without having the computer to eliminate some things, just not that mechanical minded I guess.
Your right on the opposite side of the spectrum, I would be happier than a pig in shi%$# to set a set of points and adjust the timing on a car. But I do have some new vehicles and old, have all the tools for the old, and now with the auto enginuity have the tools for the new, I just need to try to get by with my old brain and get it to suck in some of that new knowledge that I need to get by with. I just can't let myself get overcome by the wealth of information and just pick though it.
BTW if your ever up north this way stop by, I have a 65 442 convertible with the frame in two pieces, I can start your old school lessons on that.
Well for sure, tow/haul mode wouldn't work without computers.
Of course for things like that, but I'm talking more basically on a functional level. Mark has mentioned that the 2-3? shift I think is a swap shift and has to occur in .30 seconds? and I doubt that the monitoring and adjustment of that shift, as well as the adaptability of the rest of the transmission would be possible without a computer controller. Just too much going on to do it mechanically.
Well were back to reliable/ or efficient, a play on words? I have had very reliable cars, I now have a very reliable truck, but I don't know that they are more reliable than the days of old. They are more efficient, I think we all agree on that, drivetrain components are more reliable>> but is it because of the computer or the technology in the drivetrain itself. I understand your point of the torqueshift but the C6 or Turbo 400 were good too. Now they didn't operate like the transmissions of today but they were very reliable.
Maybe I'm to old to give into that computers make vehicles more reliable than cars without. I've worked on and drove too many older cars that were reliable that I could have put up against many a computerized car that was not, and there are many. But is it the fault of the computer or the technology and workmanship in the vehicle itself.
Your right it is very difficult to discern between reliable for the computer control and better engineering. However, I think a large part of today's long term reliability is the computers ability to adapt to changing conditions over a long time period. Cars from the true non-computer days couldn't go 100k miles without adjustments. And a large part of that efficiency improvement is being able to use lighter parts that are better managed and running right on the edge of being "lean" so as to make the most of the fuel. If you ran older cars with the fuel ratios the run on newer ones, you'd burn up the engine.
When it comes down to it though, I think the real reason for the computers is emissions control.
Your right it is very difficult to discern between reliable for the computer control and better engineering. However, I think a large part of today's long term reliability is the computers ability to adapt to changing conditions over a long time period. Cars from the true non-computer days couldn't go 100k miles without adjustments. And a large part of that efficiency improvement is being able to use lighter parts that are better managed and running right on the edge of being "lean" so as to make the most of the fuel. If you ran older cars with the fuel ratios the run on newer ones, you'd burn up the engine.
When it comes down to it though, I think the real reason for the computers is emissions control.
I agree 100% on what you said, especially the part of the reason for computers were emission controls, it has now evolved thoughout the entire vehicle. I also agree on the part of the older cars not being able to go 100,000 miles without adjustment but I don't particularly drop that into reliability, I would put that as normal care. It is amazing that a lot of the older car's (60's) get just as good or better gas milage as what we have today, they just puke more carbon and such out the pipe. You have to admit a nice old car like my 65 with some Turbo Blue fuel has a smell that can't be beat.