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#486621 02/12/17 10:55 AM
Joined: Nov 2017
Posts: 60
M
MOR404 Offline OP
Just Getting Started
OP Offline
Just Getting Started
M
Joined: Nov 2017
Posts: 60
I have noticed that every time I switch on the battery isolator switch the needle of the tachometer goes hard over. Then when I start the car it starts reading the correct revs. Any clues

Joined: Jan 2011
Posts: 5,549
Likes: 67
Charter Member
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Joined: Jan 2011
Posts: 5,549
Likes: 67
It seems to be a feature of some cars with an electronic rev counter. My SS100 did the same and didn't like it if I tried to start the engine before it returned to zero.


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