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odometer not working, ideas?

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Old 04-11-2008, 03:02 PM
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mdarney
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Default odometer not working, ideas?

Today on the drive home my speedometer/odometer quit working for a couple of miles, then the speedometer started working on the freeway but I still don't have a working odometer or trip meter. The shift light also quit working as well. I checked the connections for the speedometer sending unit as well as removing and cleaned the sending unit without success. I searched on the forum and someone posted a similar problem fixed by replacing the gear in the pod. How do I get to and check/replace this gear and where is it purchased? Any other ideas would also be appreciated. Mark
1985 32 valve 5 speed
Old 04-11-2008, 04:33 PM
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Sailmed
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Originally Posted by mdarney
Today on the drive home my speedometer/odometer quit working for a couple of miles, then the speedometer started working on the freeway but I still don't have a working odometer or trip meter. The shift light also quit working as well. I checked the connections for the speedometer sending unit as well as removing and cleaned the sending unit without success. I searched on the forum and someone posted a similar problem fixed by replacing the gear in the pod. How do I get to and check/replace this gear and where is it purchased? Any other ideas would also be appreciated. Mark
1985 32 valve 5 speed
Mark,
http://www.rennbay.com/odotutorial.html

Dave and Jeannie are supposed to be getting some gears in soon, maybe you can wait until SITM and be a tech session
Stay safe... Just think, until you fix it your shark doesn't age
Old 04-11-2008, 04:52 PM
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3000teeth
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Here's the gear that broke on mine (hairline radius crack).

I haven't been able to find this gear and even tried to glue it to stabilize the crack (you can see the glue in this pic), but it broke again (requiring a second dismantling of the pod -yay!).

I thought I found one through Vertex auto (eBay listing), but they sent me the wrong gear twice, gave-up and refunded my money.

Mine's a '79, and after rummaging through used instrument clusters at a local Porsche dismantler, it became obvious that the instruments in the cluster vary from year to year --so your gear is most likely completely different.

If anyone knows where I can find this little guy, please let me know, or my shark will forever stay at 74k.
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Old 04-11-2008, 04:53 PM
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ROG100
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I have plenty in stock
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Old 04-11-2008, 05:03 PM
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3000teeth
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Originally Posted by ROG100
I have plenty in stock
I surely thought I asked you for one of these 9 or 10 months ago --maybe not. I'll take one --throw it on the pile.



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