mileometer packed up on 914

Need some help with a technical problem - ask away and let's see if we can all help.

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kevster
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mileometer packed up on 914

Post by kevster »

My mileometer has packed up, at least most of the time! The speedo still reads fine but no miles are being clocked up. Presumably this means replacing the clock or can it be repaired.

I noticed that there is a small cable hanging down but I think this is to reset the trip meter - should this be attached somewhere?

I assume the cable is fine as i can see my speed ok?
'74 silver 914 2.0 US import
'91 944 S2 cab
renault scenic dci
trek Y22 OCLV FS
GT dyno deuce cruiser
sarasota cruiser
not enough toys - too little time...
swapped
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Post by swapped »

My God ! - I think I know the answer to something. :lol:

Yes, it's repairable - there are some instructions as to how on the Pelican site, I think, but it's basically get the front off the unit, and once inside, the mechanics of the speedo part are pretty-much sealed away from you, but the mileometer mechanism is plainly in view, and you can see the little worm drive etc that slips out of position and stops turning the numbers, and pop it back into place - I managed to do this on my old, intermittent KPH speedo, and fixed the kilometer-meter (?) fine, but the speedo part defeated me.

The cable is the trip reset, and it should sit in a hole under your knees to the right of the steering wheel, and turning just the inner core actions the reset, but I think they get so stiff with corrosion over time, that people have them hanging free from the back of the speedo instead, and just turn the whole cable to reset the miles, which seems to work fine too.

Carl
impmad2000
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Post by impmad2000 »

possibly what Carl says, This is a view of the inside of my speedo.
Image
But the drive gear on mine had worn away !
Image
You might be more luck than I was.
Tim
Tim Bennett
RHD Targa 2.2T EFI, Triumph ITB's, EDIS and Megasquirt.
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kevster
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Post by kevster »

wow thats pretty worn! I'll pull mine to bits maybe tonight and have a look. hopefully the speedo comes out without taking the wheel off.

I need to get the wheel off some time though to refurb the gauge rings and find out where the wiring went for the screen jets as a bodged up bullet connector came away when I was tinkering underneath one day!

Thanks guys :wink:
'74 silver 914 2.0 US import
'91 944 S2 cab
renault scenic dci
trek Y22 OCLV FS
GT dyno deuce cruiser
sarasota cruiser
not enough toys - too little time...
drummerboytom
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Location: Powys

Re: mileometer packed up on 914

Post by drummerboytom »

kevster wrote:My mileometer has packed up, at least most of the time!
Not neceessarily a bad thing if you have a limitted mileage policy :wink:
kevster wrote: The speedo still reads fine but no miles are being clocked up. Presumably this means replacing the clock or can it be repaired.
Very often there is a small plastic cog on the end of the drive which comes loose .
This can often be tightened up again by mechanical means ( bash it ! )
or fixative ( stick it ! )


No need to remove the wheel .
The speedo is not mechanically fixed and does just push out if you reach up behind the dash , grab firmly , twist gentley and push . It will pop out far enough for you to do all the necessary disconnecting sat in a relatively normal position .
kevster wrote: I noticed that there is a small cable hanging down but I think this is to reset the trip meter - should this be attached somewhere?

I assume the cable is fine as i can see my speed ok?


See other posts .
But if the trip meter cable is "under your knees" you might want to think about adjusting your driving position :lol:
drummerboytom
1970 914 / 6 Irish Green
1974 914 / 4 Giallo Fly ( yellow ! )
gone to a new DDK home - 1972 911 2.4T coupe with '73 2.4T CIS motor
gone to a new home - 1970 911 T Targa
drummerboytom
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Post by drummerboytom »

Thinking about it i'm talking pish again........
the plastic cog (that works loose) is on the end of the speedo drive , not the mileometer drive , so thats not your problem .
drummerboytom
1970 914 / 6 Irish Green
1974 914 / 4 Giallo Fly ( yellow ! )
gone to a new DDK home - 1972 911 2.4T coupe with '73 2.4T CIS motor
gone to a new home - 1970 911 T Targa
kevster
Married to the DDK
Posts: 274
Joined: Tue Sep 13, 2005 10:31 am
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Post by kevster »

under my knees - what kind of driving position is that :?: :oops:
'74 silver 914 2.0 US import
'91 944 S2 cab
renault scenic dci
trek Y22 OCLV FS
GT dyno deuce cruiser
sarasota cruiser
not enough toys - too little time...
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