The teaching here if you are required to have an interlock installed make sure your battery is in good working order as it will be suffering the strain of being drained for the entire time the little black box is looking over you.
Does interlock device drain battery.
But there are a few more things you should know to make sure that your ignition interlock program goes smoothly.
An interlock does use current to monitor certain aspects of your vehicle at all times.
The answer is no.
While this could be blamed on a faulty device a significant plurality of all cases are the result of a defect battery or alternator.
It pulls a minimal amount of power from the battery to warm up prior to testing.
The ignition interlock will not drain the battery to the point where it will not start unless the vehicle has not started for approximately 10 consecutive days.
Follow life with an interlock device.
Actually you can drain your battery a lot quicker by leaving your headlights turned on.
It is highly unlikely the device would drain your car battery to the point of it not starting.
An ignition interlock device will drain the battery on my vehicle.
The ignition interlock device will not drain the battery.
Avoiding battery issues with your interlock device on a rare occasion an interlock user may have issues with their battery draining quickly.
The fault could be a defective device but most times it s caused by an old battery or defective alternator.
Under normal conditions an ignition interlock won t cause excessive drain on your car s battery.
However the amount of current is very small.