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Posted: Mon May 07, 2007 2:05 am
by zoomzoom
Sounds like an electronic speedo problem to me, do the late model cars have electronic speedo? If so it could be your sender or possible a problem with some of the cars wiring, maybe an earth. If it is still cable like the old ones then thats whack, I think they pretty much just work or they dont.
Tim
Posted: Mon May 07, 2007 8:11 am
by CT
The electronic ones have a sensor in the side of the gearbox instead of a cable and gear so it could be the culprit...NFI how to tell though.

Posted: Mon May 07, 2007 12:26 pm
by CT
Electrical problems are difficult to diagnose. Mazda factory techs have exceptional docu on chasing down issues like this so why not try a dealer?
Posted: Mon May 07, 2007 1:19 pm
by AJ
nope, they'd book you for speeding AND slap a defect sticker on

Re:
Posted: Mon May 07, 2007 4:10 pm
by Benny
AJ wrote:nope, they'd book you for speeding AND slap a defect sticker on

IF you are going over 50km/h though.
The ADR's only state that you need an accurate (+ or - 10%) speedo ABOVE 50km/h.
Below that speed, you don't need a speedo, according to ADR's, but try arguing that with a cop in a 40k School Zone.

Posted: Mon May 07, 2007 8:49 pm
by AJ
aah........could be the source of your problem then, something has disengaged behind the speedo head
