One problem related to battery has been reported for the 2005 Lexus ES330. The most recently reported issues are listed below.
The contact owns a 2003 (na) Lexus Es330. The contact stated that the vehicle would randomly fail to start after it was purchased. The dealer made repairs and stated that the failure was due to so many gadgets being in the vehicle. The battery was replaced; however, the failure persists. The VIN was unknown. The failure and current mileages were 8,000.