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Home >> Oldsmobile >> 1999 >> Cutlass V6-3.1L VIN J >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Body Control Module >> Description and Operation >> Body Control System Operation >> Battery Rundown Function
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Battery Rundown Function

The battery rundown function helps to prevent the battery from deep discharge due to interior/courtesy lighting being inadvertently left ON. The battery rundown function performs this function by turning OFF the inadvertent power output. The power output provides power for the interior/courtesy lighting). When the ignition switch is turned to the OFF position one of the following time out period starts:
^ 3 minutes when the odometer is less than 24 km (15 miles)
^ 20 minutes when the odometer is greater than 24 km (15 miles)

When the time out expires the inadvertent power output is turned off.