2021 Toyota Battery Maintenance for Stored Vehicles TSB

Understanding Battery Performance in Stored Vehicles

Toyota has issued a Technical Service Bulletin (TSB) regarding the performance and service life of batteries in stored vehicles. This communication highlights several factors that can negatively impact a vehicle's battery when it is not in regular use. These factors include the duration of storage, ambient temperature, parasitic drain from vehicle systems, and the overall load placed on the battery.

To ensure proper operation and optimal battery life, regular inspection and maintenance of the battery are essential. This TSB serves as an important reminder for both dealerships and vehicle owners about battery care for 2021 Toyota models.

Toyota's Battery Warranty Policy

A key aspect of this 2021 TOYOTA Camry manufacturer_communication is Toyota's policy regarding battery warranty coverage. Toyota explicitly states that it does not provide warranty coverage for batteries that become discharged or fail due to a lack of proper maintenance. This policy underscores the importance of adhering to recommended battery care guidelines.

Owners should be aware that if a battery issue arises from insufficient maintenance during storage, it may not be eligible for a warranty claim. This emphasizes the need for proactive battery management, especially for vehicles that are not driven frequently.

Dealer Responsibilities for New Vehicles

The TSB also outlines specific responsibilities for Toyota dealerships concerning new vehicles in their inventory. It is the dealer's responsibility to maintain the specified State-Of-Charge (SOC) of a vehicle's battery while it is in stock. Furthermore, dealers must ensure that the battery has the proper SOC at the time of vehicle delivery to the customer.

This measure is critical to prevent premature battery degradation and to ensure that customers receive vehicles with batteries in optimal condition. This policy aims to mitigate issues that could arise from prolonged storage on dealership lots.

What Owners Should Know

For owners of 2021 Toyota models, understanding this manufacturer communication is crucial. If your vehicle is stored for an extended period, it is important to implement a battery maintenance routine to prevent discharge and potential failure. This could include using a trickle charger or periodically starting and driving the vehicle.

Being proactive about battery health can help avoid situations where a discharged or failed battery might not be covered under Toyota's warranty. Always refer to your vehicle's owner's manual for specific battery care recommendations.

Source: NHTSA ID 10183282