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Everything posted by Dragonslayer
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TCI Problems
Dragonslayer replied to Dragonslayer's topic in Venture and Venture Royale Tech Talk ('83 - '93)
I had to find out so I cut the small plug out and straight wired to TCI adapter harnes. Then went for a test ride. The acceleration was noticeble improved at low range and still stumbleing a little bit on mid to high range acceration between 3500 and 4500 rpm. But, not as bad as before. The upload of the Vmax old venture V88 program to the TCI as Dingy suggested made the drop out of engine/Tach problem go away. I guess I'll go ahead and cut out the large plug to see if that will stop high end stumble. -
TCI Problems
Dragonslayer replied to Dragonslayer's topic in Venture and Venture Royale Tech Talk ('83 - '93)
This is why I haven't cut the plugs out yet just in case I need to hook the old TCI up. I'm now thinking about leaving the female plug in the wire harness and direct wire to the new TCI adapter cable. But, i'm gonna try a couple of things first. -
TCI Problems
Dragonslayer replied to Dragonslayer's topic in Venture and Venture Royale Tech Talk ('83 - '93)
That's my mission to find out why I'm not getting that kind of MPG -
TCI Problems
Dragonslayer replied to Dragonslayer's topic in Venture and Venture Royale Tech Talk ('83 - '93)
I have not cut the quick connect plugs out yet but the ride to work and back today felt like I was back to where I started. Still guzzeling gas 1/2 tank = 50 miles Tach and engine still dropping out at between 4K and 4.5 K RPM still hesitating and stumbleing on hard acceration before it picks up and goes. Does anyone have any other ideas before I cut the quick connect plugs out? -
TCI Problems
Dragonslayer replied to Dragonslayer's topic in Venture and Venture Royale Tech Talk ('83 - '93)
I replaced the fuel filter and found the old one in pretty bad shape.I'm somewhat ashamed I didn't do that sooner. The old one was completely black and there was evidence of hardened varnish on the bottom of the filter bowl. Changed the spark plugs out. All of the old ones had the same dry gray appearence of the electrode. Another test ride , The speed and responsiveness was much improved but it still seems to stumble a little bid at high speed. I'm going to run this tank out to see if fuel consumption is improved any before I cut out the plugs. -
TCI Problems
Dragonslayer replied to Dragonslayer's topic in Venture and Venture Royale Tech Talk ('83 - '93)
So, I went for a xway test ride this morning with the old TCI/TPS config and the bike hauled A** with little hesitation on hard acceleration. It ran a lot better but still stumbled a little bid at high speed. Got home and hooked the new programable TCI/Map Sensor config back up making sure all of the connection pins were pushed up in the plug. Took another test ride and it ran and stumbled about the same. Which all leads me to believe that the problem is not in the TCI old or new. It seems like at hard acceration and high speed an electrical connection is breaking down causing it to hesitate and stumble. Next I'm going to change the plugs and fuel filter to eliminate them as possible contributors to the problem. Then see what happens. I'm leaning toward cutting the quick connect plugs out of the TCI harness altogether and hard wiring or soldering the wires together to the TCI Plug. Which should eliminate any connection problems at the quick connect plugs. Any other second opinions? -
TCI Problems
Dragonslayer replied to Dragonslayer's topic in Venture and Venture Royale Tech Talk ('83 - '93)
Yes I did, the bike harness end. -
Not realizing a smooth running acceration and decent Gas mileage since installing the new programmable TCI I decide to plug the old TCI back in and compare the performance between the old and the new. 1st I just plugged the old TCI in with the new map sensor still hooked up with vacumn tube to the #1 Intake boot port but electrically not hooked up. Leaving the tank cover off, I go for test ride to auto parts store. It seemed to run about the same as the new programmable TCI. So I'm thinking the problem is not related to the TCI Old or New. But as I was leaving the auto parts store the bike began backfiring, bogging down then shut off and would not recrank.WTF:confused24: So, I'm sitting on the side of the road for about thirty minutes scratching my head, trying to get the bike to crank and worrying about a two mile up hill push home. Then I noticed the orange wire on the 6 pin plug to TCI is hanging 1/2 way out of the plastic plug. I push in all the way in and the bike cranks. So then I get on the highway to run the bike at highway speeds for a few exits and back. On the xway it runs about the same as the new TCI maybe a little better. But, before I could get back home on three occassions while at a traffic light the bike starts bogging down again and backfiring. After wiggling wires it straightens out. When I get home I wire in the leads to the old TPS into the new 8 pin plug so I can switch back and forth from the old TCI/TPS configuration to the new TCI/MAP Sensor configuration and unplug tube from Map sensor to intake boot and hook up tube from TPS to port. While doing this I notice that the pins inside both the 8 pin plug and the six pin plug are not all bottomed out indicating that the pins are not securely locked inside the new plastic plugs. I'm thinking INTERMITTEN WIRE CONNECTION FAILURE WITHIN THE QUICK CONNECT PLUGS On several occassions since I've owned the bike over the past 10 years poor performance and gas mileage has been traced back to bad electrical connections of the quick connect plugs to the TCI. Numerous other problems resulted from bad connections in multiple other quick connect plugs. I just dont trust quick connect plugs anymore. So, I took some small needle nose pliers and make sure all of the wires are pushed in all the way on the TCI plugs and take a ride around the neighborhood. The acceration was quicker and more responsive than I ever remember it being and the bike litterly flies. Next I'm going to take a longer test ride on xway to see if my theory holds up and the gas mileage improves.
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In doing this I think I discovered something important today which might explain everything. I'm going to start a new thread called "TCI Problems" to refresh the discussion on the subject.
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Good question Dingy will the old TCI plug back in after changing out the bike side plugs and does the old sensor have to be hooked bck up too?
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How about triple your money I'll buy one for .03:mo money:
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Today I noticed the tach drop couple of times at around 3800 rpm. I was beginning to think that all of the symptoms were showing up between 4000 and 5000 rpm but this does not seem to be completely accurate. On hard acceleration there is a big hesitation before it takes off. but when it does it flies. I'm wondering if the rest of you with the same symptoms are getting lousey fuel consumption as well? I'm averageing around 27 mpg. mostly hyw at 55 to 70 mph and about 25% in town 35 to 45mph.
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Starter Clutch Removal
Dragonslayer replied to kevin5549's topic in Venture and Venture Royale Tech Talk ('83 - '93)
Absolutely:bluesbrother::cool10: -
Starter Clutch Removal
Dragonslayer replied to kevin5549's topic in Venture and Venture Royale Tech Talk ('83 - '93)
Yea why didn't someone mention the hammer thing earlier. -
I wanted to wait and eliminate any other possible issues before I started trying to tweak the TCI. But, I'm on my 5th tank of gas since the launch of TCI and the performance or gas mileage is not improving. I'm getting about 100 miles per tank and jerky/surging hard acceleration like George S says slow low speed accerlation is OK. As well as the tach/engine drop out at about 4200 rpm intermittenly.
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De Ja Vue..... Isn't that how you and I got started so many years ago?
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It did it again this morning on the way to work, twice right at 4200 rpm.
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Sorry, I rode with a friend of mine a few months ago that rides a HD Road KING police type bike every where we stopped the Venture got all of the attention and no one commented on his bike at all. He noticed it and it pissed him off.
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Been there done that. I was on my way to hunt him and he attacked first I was going about 70 mph him no so fast.
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I've got one that came off a parts bike that is availlable. It is black but I think was originally burgundy and painted black with a rattle can. However, it does have a sticker on it that says WHO'S YOUR DADDY, is that a problem?
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Starter Clutch Removal
Dragonslayer replied to kevin5549's topic in Venture and Venture Royale Tech Talk ('83 - '93)
Warning, Warning Warning If you use a Harmonic Balancer puller make sure you use the Beveled shape adapter on the tighten shaft or you will damage the the inside threads on the shaft that the flywheel bolt screws into. The reason I know this is "Been there done that" Then you will need a 12mm x 1.25 pitch tap that you will have to order off the internet to repair the threads. -
As a matter of fact I did notice several times, for just a split second the tach did drop out and then bounced right back. On one of those occassions it seemed the engine cut off at the same time for just a split second.
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Sunday after getting the brakes blead, exhaust leak/backfire problem fixed and the rest of the body parts back on it was time to take her out on the road to see how she would do with the new Programmable TCI. So I called and arranged a hook up with RandyR in Dahlonga for the Bear On the Square Festival. (about a 75 mile one way trip) She deffinately had a lot more acceration in all ranges but it was not a smooth acceration. It felt as if the bike was surging or lunging forward as it was cruising and accerating with a jerky reaction. When I would gun it, it the would increase RPM but it felt like the clutch was slipping a little and would have to catch up with the the engine to take off. The gas consumption was rapid. Since the bike had been sitting for about a year with an empty tank and the new gas in that first tank and was mixed about 3 gal of gas to 1/2 can of seafoam I'm not discounting the possibility of some moisture in the tank and fuel system. I'm thinking I need to run a few tank full of gas to see if it improves. While in Dahlonga we did hook up Randy's carb tune and the carb sync was pretty close to where it should be. The second tank of gas without sea foam got 94 miles to 3.699 gallons of gas. Monday ride to work and back (20 miles each way was a little better but not 100%. Now on the third tank. My next steps are to replace in lin fuel filter and fresh fluid and blead on the clutch line. Any other ideas.
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