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nipper

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Everything posted by nipper

  1. Probably be the switch, but disconnect the switch and test it with an ohm meter first. The switch is not really repairable (anything can be repaired with enough time and money), just easier to replace the switch. nipper
  2. the drive shaft and carrier bearing is more like a mysterious vibration at speed that comes and goes. If it is actaully there at startup that means it really has gotten badly worn. Vibration your talking about is more like the bad CV joint. How are you measuring temperitures? nipper
  3. No, think more like a limited slip diff, which is exaclty what it is. If the VC wasnt there then yes it would nipper
  4. http://www.autozine.org/technical_school/traction/tech_traction_4wd_2.htm that should help. The viscous coupling wont really care either wzay, and others have doen it before . Redmeber these are FWD cars (look at the transmission power flow some time, direct connection to the front diff) with the AWD control section connected to the reare wheels. No matter what happens the front wheels will always spin. In both cases we are talking about transmissions with fried clutch packs and a fried VSS, so it wont mae anything any worse. Thos eunits have already lost there ability to vary the torque to the rear wheels. nipper
  5. maybe. The car might be limited to 50mph by the TCU/ECU. Its the same as driving with a bad VSS sensor. The car will try to correct the the speed difference between axles. In the past when somone with an auto has driven with a blown front axle the car limits itself to 50 mph. On the other hand, the car may just spin the rear driveshaft ( 90/10 split) and not really care. You wont hurt anything by trying. nipper
  6. er um WOW You can move the shifter between R->N->D without pushing the button going down. YOU can move D->N<-D without pushing the button. You cant move into reverse without pushing the button. You cant downshift from D without pushing the button. You can upshiftg from 1->2->3 to D without pushing the button. Normally automatics have some sort of valving in them to prevent all hell from breaking lose when they are accidently shifted into reverse (subarus may not, others may not. It may have been done away with in interest of weight savings). The lockout exists. The lockout was defeated by pushing the button. Unless the button is broken ( a possability ) there is nothing you can do. Be thankful She didnt find park. nipper
  7. There is usually a spring lockout of some kind that prevents the shifter from doing that. Its usualy the push over and down for reverse kind of thing or requires a little more force then shifitng through the tree. i dont know if subaru does that in the modern soobies. Good news is that she didnt do any real damage. Worst thing i can think of is maybe a damaged motor mount. The engine itself can run backwards and no real harm will be done. She could have done more damage by blowing a downshift. I do agree with changing the fluids to make sure no metal parts come out. The clutch could possibly be damaged (the disc itself) but that would have been obvious. If the timing belt was weak the car would have jumped time. nipper
  8. Car us always delivering power to the front wheels, the rear wheels as long as they keep up with the front are there for the ride. Also with very little inertia on the rear driveshaft, it will be turning right along with the front with very little delay. He is talking about disconnecting the rear half of the driveshaft, between the carrier bearing and the rear diff. He already has a fried VC so its basically locked up. nipper
  9. You can get fusable link wire to replace the link, but the better question is why did it blow. Technicaly thats a HUGE fuse to blow, and should be easy to find the dead short that caused it. nipper
  10. If yuou dont leak trany lubricant, you will be fine. Worst thing your going to happen is that you hit X speed and you get a vibration, and then it may or may not work. nipper
  11. Those springs are slightly important. Maybe they chaged the design to hold both, used to be just one. At least you dont need a MC now. nipper
  12. IN theory it would work, but not for very long. The metal is weakend by the groove, so it wont take much to really damage it completly by doing this. Out of curiosity, does it click in reverse? if it does dont even bother. Watch ebay for axles, replace the boots, then install them and you will be good for a long time. Failure mode is boot ripping then dirt destroying the axle. Keep the boot fresh and you should be ok. nipper
  13. lubricate the boots with whatever commes with the wires. if nothing then use a specified lubricant. Change the plugs too while your at it, your due, these are the simple things. Next to look at is the coil towers. They crack when they age (normal) and is a comon reason for this fault, especially in damp weather. nipper
  14. and i can tell you it cuts out at 90 mph too ... er um .. so ive been told nipper
  15. Hill holder only operates left front brake. The brakes are diagnol. It sounds like you may have a bad master cylinder, either a cup or a check valve is sticking some place. I would do a complete system flush, straining the old fluid through a coffe filter to see if anything odd comes out. nipper
  16. i went to a mom and pop glass place. For 30.00 the ground a peice and glued it on. i dont know how much it is now, as that was 5 years ago. nipper
  17. We sit around the bar after work dooing shooters tryhing to figure out how to annoy new car owners, how else do we liven up our dreary cubical based lives? snicker.... Intervals are based on a few things. one of them is what managment wants them to be. Another is how hard is the part to replace. Next is what emission/saftey rules do we need to follow, and finally what is customery in the business, or at that one particular employer. Next we look at the materials themselves, and what the cost basis is for the particular part, and can it even be done. Then there is extensive testing. We build maint schedules for worst case scenario on some things (fluids), and other things (timing belts) are really pushing the limits of the materials. Finally there are some things that we cant change. Rubber breaks down with time, even if the car is never started. Same with plastics. Those are finite limits. Everything is tested and analyzed, and data is carried over from year to year. We know that antifreeze and tranny fluid lasts about 3 years, thats an industrial standard. If we wish to design for longer, then an extensive (in theory) amount of testing is done with that new fluid to make sure it meets expectations, and to see when total failure happens. Same with engine oil. the one thing i do love from GM (everyone gets it right every so often) is the oil quality monitor. it works extreemly well, and i wish every car had one. Now let me get back to my shooters as we try to develop better blinker fluid. nipper SAE member Automotive engineer and technician for more years then i like to admit too.
  18. Timing belt, re read the schedual, its mileage OR time, whichever comes first. Its always listed that way assuming 1000 miles a month on avg www.cars101.com.
  19. First off no one swore at you, so no need to reduce yourself to swearing at us. Secondly it doesnt matter. Ifyou were killed, you wouldnt have [posted this, and we wouldnt be sitting here scolding you for your own good. Finally learn how to pull up an emergency brake. Learn how to pop a car in neutral. Learn how shut the car off from the passenger seat. i was 15 once (or twice) and i NEVER put anyone elses life in jepardy by doing something dumb (only put my own in jepardy). If your freind cares so little about your saftey, its time to find new freinds. No matter how much you say you were trying to talk him out of, no one can hear you from a grave. nipper On that note ill unsubscribe from this thread.
  20. The only thing im chainging on mine is the oil temp gauge. SInce it doesnt say which oil temp it is, i am going to use it as a tranny temp gauge. That neat thing comes from designing test equipemtn and buiding prtotypes, just dont look behind my computer desk .... ewwww nipper
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