Lupo 3l -need help

My friend has a problem with his Lupo. The car stopped selecting gears and he somehow drove it home stuck in second gear. My readings show 1.86v cluch travel sensor (g162) as it should, whereas his min. value is from 4.1v, so the cluch is always open i guess. Any ideas guys? Help appreciated. Tnx

Fault code: 01071 Cluch movement sensor (g162) 16-00 Signal outside specifications

Does this mean that the very sensor is faulty, or perhaps something else? Tnx!




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Tnx Rab. Your advice is always appreciated a lot.

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Here are 2 SS that i couldnt post yesterday in case they tell you something more. The hydro pressure fault is due to no oil in the system atm...

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Be sure you're doing measures with hydraulic plug disconnected. If you do so, probably your clutch slave cylinder is faulty, as due to internal leakage and dirt inside actuator readings are exceeding range.
 
Guys, i have found a used hydraulic pressure pump for 80e. Do you know by any chance an OEM part no. for the pump so that i could check the price of the new one? How is it called exactly btw? I have searched the net and could not find anyone anywhere selling it atm. It might be wise to buy all the parts and sensors that have to do with the gearbox, to have as spare parts, just in case, maybe more so in my case, since i will soon be in the market for another Lupo 3L. Mine does have climate control, but now I am looking for one with low mileage, power steering, electric windows, esp, and of course climate control :)
 
Here's the deal. The guy has reconsidered. He wants to sell all the gearbox hydraulics plus all the gearbox electronic components for 300e or nothing. I still think it's a bargain because the 2 other guys are asking 500e and 600e respectively. Can you link a picture or something about what gearbox electronics looks like. There should be some sensors and a gearbox ecu, right? One more question please! I want to change the tacho since the consumption box is not illuminated on mine, and have found a used 3L tacho for 40e. Now, as i have googled out, there are 3 tacho versions, revisions that is, 1 white and 2 black...Are they all interchangeable, or must i plug in the exact same tacho version?


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Is 300euros a fair price for only this? Am i missing a lot apart from the gearbox ecu? Is there something prone to causing problems that i should ask for? Are there some sensors and stuff on the very gearbox that i should ask to be included? Tnx!



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Ok, we made a deal for this and gearbox lever and electronics plus ecu... Now before I take it, i need info and a quick reply on whether there is a difference between the hudraulic pump fitted to Lupo 3ls whic have a battery in the engine bay, and those like mine, that have battery at the back?


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Tnx a lot Rab! I keep hearing that the gearboxes are a prone to failure... Is this true? Mine is Ok so far, and I have changed gearbox oil and used the correct Fuchs Sintofluid 75. I have olso changed the pressure accumulator and went from only 1 to 6 changes in tiptronic. When changing the gearbox oil i have noticed that the old oil was in terrible condition, very dirty... Is it an indication of the conditio of the gearbox? How often should i change the gearbox oil? I have heard that it is better to slightly overfill when changing oil to give the gearbox some extra lubrication? What are your thoughts on this?


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If you'd asked me last week, I would have said that with perfect changes every time, the gearboxes should be long lasting. However, insufficient pressure to make a full change may result in a stripped gear, which is what I suspect happened to my A2 before I bought it in 2007. The gearbox was eventually replaced early last year. The state of the oil will be a guide to the condition of the gearbox. I have changed the oil on all three of mine and they were all good, even the A2 before the gearbox was changed. Now, however, the indications are that 3rd on my wife's Lupo is stripped. I'm not sure how though as there is no lack of oil and pressure. Synchro failed? I don't know but there's not much I could have done to prevent it. Make sure you check the hydraulic oil level every few months and the accumulator. I wouldn't overfill the gearbox.

RAB
 
Ok. Well i asked you this because I have read your post where you said that the oil is usually clean, which was not the case with my car...With all the muddy oil, my gearbox was working Ok, drive was a bit jerky, probably due to the bad engine mount and a dying accumulator... Now with the new accumulator and new oil, basic setting done, it works flawlessly, smooth shifts and it selects reverse and 1 gear instantly. I never drive it in Eco or Tiptronic, somehow i get the feeling that it puts more strain on the gearbox...Maybe the oil is supposed to get all that dirty if it has never been changed on a 15 year old car... ? Are there any warning signs prior to gearbox failure, or does it just die instantly? If a dirty gbox oil is an indication of a gearbox not in good condition, then it might not be wise for me to make long trips, say 1000km in one direction.... The only thing i find a bit strange with my Lupo is that sometimes i need to give it a bit more throttle to go quicker. It mostly happens when i am slightly uphill and moving in first gear. When i press the throttle the rpms increase but the car doesnt respond, i mean it goes on slowly for a few seconds, maybe the cluch soon to require replacement? I have no problems doing very steep climbs, but sometimes this happens....


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I did some googling, so i guess it's the clutch slipping. How urgent is the due replacement? Am i doing damage to the gearbox by driving with this, i would say, occasional and minimal slippage?


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Here is how my trans oil looked like, o the second picture, i would say first bottom row... Have you noticed any early tell tale dying signs Rab? Tnx... Something else that i have noticed, and dont know if it is normal or not? The car sometimes selects reverse in a single click, but sometimes the R flashes 2-3 times followed bu additional click before the car actually engages reverse? Olso, the engine starts when the lever is in N position, and ive read that it was not supposed to do that... Sprry for too many questions. This reverse issue is sth i have become aware of since this morning....


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I did some googling, so i guess it's the clutch slipping. How urgent is the due replacement? Am i doing damage to the gearbox by driving with this, i would say, occasional and minimal slippage?

If you have adjustment left on the clutch, it won't be the clutch slipping.

RAB
 
Oil difficult to judge but it doesn't look to bad for something that's been in the box for 15 years. For reverse gear make sure that the switch for reverse gear (on the front of the gearbox) is OK. The switch is below the oil level and if oil gets through to the switch, the switch won't work and you won't have reverse gear as the system requires confirmation that reverse is engaged! Easy to change but you will lose some oil.

RAB
 
Ok, ill try to adjust! Thanks.What do you think of reverse sometimes double trying before engaged, please? It' like R flashing 2 times and click click before it is in reverse? So far, never failed to engage, but sometimes can be annoying because it happens by a rule, when i need to manouvre very fast to let some car by...


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