E-type déjà vu. The second rebuild

E-type déjà vu. The second rebuild

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Discussion

Lowtimer

4,286 posts

169 months

Tuesday 31st March 2015
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If modern cut-offs come with a bypass circuit then there must be a reason, but I'm struggling to see what the point is if the bypass runs all the low-level stuff that gradually drains the battery when you're not using the car. Surely killing all that stuff is why one wants a cut-off?

smn159

12,676 posts

218 months

Tuesday 31st March 2015
quotequote all
Lowtimer said:
If modern cut-offs come with a bypass circuit then there must be a reason, but I'm struggling to see what the point is if the bypass runs all the low-level stuff that gradually drains the battery when you're not using the car. Surely killing all that stuff is why one wants a cut-off?
They're anti-theft devices rather than something to stop all current drain. Runs stuff that needs a constant power feed (clock, radio memory..) but stops the car from being started.

a8hex

5,830 posts

224 months

Tuesday 31st March 2015
quotequote all
smn159 said:
They're anti-theft devices rather than something to stop all current drain. Runs stuff that needs a constant power feed (clock, radio memory..) but stops the car from being started.
Also runs the alarm and the tracking system.

lowdrag

Original Poster:

12,896 posts

214 months

Tuesday 31st March 2015
quotequote all
Not mine, it isn't. Put the meter across the two terminals when disconnected and it showed zero. The clock was well out, as could be imagined, but I have a feeling that perhaps a slight current passed over the cut-out. It was of course, with the Carcoon, kept on charge all winter. It is a cut-out, not something that feeds imaginary things such as anti-theft, radio memory (?) and modern stuff. All it does is to avoid the necessity of unscrewing the battery terminal before wintering, which is perhaps why my battery is fine after 10 years. But for the rest, there isn't anything!

Hooli

32,278 posts

201 months

Wednesday 1st April 2015
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I'll go back to just looking at pictures of pretty cars I'll never be able to afford then laugh