Low battery voltage in vehicles left parked for weeks on Land Rover LR3

Problem Description and Possible Solution
Vehicles that are left parked for extended periods of time (weeks) can see a low battery voltage. A weak battery can cause a "no start" condition or multiple systems may act erratically.
Problem Data
RepairPal Verified
Average mileage: (–)
5 model years affected: 2005, 2006, 2007, 2008, more2009
5 people reported this problem