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BobsYourUncle's avatar
BobsYourUncle
Nomad
Aug 22, 2019

Batteries drained to dead, what is nominal drain on truck?

18 days into a 3 week holiday, things were mostly well until this morning, sigh, here we go again.... Parked the truck at the campsite day before yesterday afternoon. Didn't run it yesterday. Went ...
theoldwizard1's avatar
theoldwizard1
Explorer II
Aug 22, 2019
BobsYourUncle wrote:
Pulled the negative terminals, put on an ammeter, looked at readout. Started at 1.67A, bled down to about .11A and stayed there.

Under 250mA (0.25A) is typical. As you said, it might take 5 minutes for all of the electronics to go to sleep.

Some electronics occasionally (once every 10 to 60 minutes) "wake up" to check things, but they go back to sleep.

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