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Hi guys,

I have been having grief with my speedo for some time now, it gets stuck at ~60kmh intermittently (about 10% of the time).

Someone once posted that the Odo plunger may be the culprit and if I wiggle it it does make it work "better", as did thumping the top of the dash.

Ive had the dash and cluster out many times, hit it with contact cleaner, lubed up the Odo gears, etc etc but nothing seems to fix it.

Now after some anger management issues it no longer has a odo plunger to wiggle and gets stuck on, well, Zero about 90% of the time.

I have bought a replacement cluster (top - sorry for blur) but many of the globes dont work, it doesnt have a Airbag wire like mine does, and it only shows half speed.

It's an auto cluster (PRNDL) but was in a manual vehicle so Im assuming someone did a "jumper" switch to halve the speed shown.

I havent been able to find the correct jumper to fix it, and Im not sure I want to due to the Airbag wire / globes issue.

These are all things I didnt notice when mine was in the car and after reading many posts about how "there's no difference between clusters".

I was always sceptical, in that I believed theer was the half / doubling issue, but wasnt aware of the Airbag wire difference.

So, does anyone know how I can fix either, or get the speed right, and what the airbag wire does / if it is necessary / transferrable, and what else to look for?

thanks

cluster_zps3b4d72e4.jpg

P1000635_zps2d345ffc.jpg

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https://www.sau.com.au/forums/topic/418674-r33-series-15-auto-cluster/
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I cant remember if I bothered.

I put LEDs in mine when I swapped so I have spares I can try.

I was more concerned with the speed reading half what i was doing, and the Airbag wire, neither of which I figured would be globe related.

Edited by Sinesweep

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