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VSS unit/sensor????

Posted: Fri Jun 02, 2017 5:08 pm
by Archie Roku
Hey! Hopefully someone can shed some light on this for me. I'm currently stripping down the gearbox to drop so I can change my clutch. The first time i've done it on a H22, In fact its the first time period. BUT when I removed the VSS sensor I noticed it felt slightly loose. After taking the VSS sensor off with the little pin, I realised it was the part the VSS sensor mounts to that was loose. So here is the culprit
Image
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I've no idea how this would have happened, but maybe that explains the strange readings I was getting from the speedo??

So my question is, what is the correct name/part number for this if anyone knows it as I have a feeling It may be important :think:

Posted: Fri Jun 02, 2017 5:10 pm
by Archie Roku
And what do the two pipes connect to?? as that is how I found it..... I've been finding a few strange things as I've been poking around.

Posted: Fri Jun 02, 2017 5:16 pm
by Metalhead
That's the body of the speedo gear mount. I have no idea how that might have sheared like that. Maybe it's weld-able but given the number of 4Gs that are being broken you shouldn't have too much trouble picking up a new gear unit. No wonder your speedo was all over the place - the cog would have been lifting out of the gearbox and dropping back in!

~Phil.

Posted: Fri Jun 02, 2017 5:16 pm
by Metalhead
Two pipes are the send/return from the PAS. It lubricates the speedo gear mech

Posted: Fri Jun 02, 2017 5:21 pm
by Archie Roku
Ah top man! thank you for the quick reply. But indeed that is what I was thinking regarding the speedo. I could literally pull it up by a good 2-4mm at least!

And since I don't have PAS that explains why my pipes led to nothing! Thank you kind sir

Posted: Mon Jun 05, 2017 8:46 am
by wurlycorner
Metalhead wrote:Two pipes are the send/return from the PAS. It lubricates the speedo gear mech
Not quite true... It's what provides the speed sensitivity to the power steering.

That's a pita having that snapped off. Hopefully you can pic one up from a breaker OK.

Posted: Mon Jun 05, 2017 5:20 pm
by Archie Roku
Ah interesting. But indeed, I'm still puzzled as to how it could have happened. Possibly when the PAS was taken out??

Fingers crossed I may have sorted one out

Posted: Mon Jun 05, 2017 6:35 pm
by Metalhead
wurlycorner wrote:
Metalhead wrote:Two pipes are the send/return from the PAS. It lubricates the speedo gear mech
Not quite true... It's what provides the speed sensitivity to the power steering.
Ahh - every day is a school day!!! :) Wondering if the lack of fluid is putting more strain on the gear assembly causing some friction and the mount to break? I'm not aware of any Prelude having a genuine 'manual' steering rack?