Cleaning the hybrid battery (traction battery) air intake vents and filters To prevent the fuel economy from being affected, visually inspect the hybrid battery (traction battery) air intake vents periodically for dust and clogs. If they are dusty or clogged or if “ Maintenance Required for Traction Battery Cooling Parts See Owner’s Manual” is shown on the multi-information display, clean the air intake vents using the following procedures: Cleaning the air intake vents Remove the dust from the air intake vents with a vacuum cleaner, etc. Make sure to only use a vacuum to suck out dust and clogs. Attempting to blow out dust and clogs using an airgun, etc. may push it into the air intake vent. (When cleaning the air intake vents) If dust and clogs cannot be completely removed If dust and clogs cannot be completely removed with the air intake vent covers installed, remove the covers and clean the filters. Turn the power switch off. Using a Phillips screwdriver, remove the clip. Remove the air intake vent cover. Pull the cover as shown in the illustration to disengage the claws, starting from the claw in the upper right corner and pull the cover toward the front of the vehicle to remove it. Remove the air intake vent filter. Disengage the 3 center claws from the filter. Remove the dust and clogs from the filter using a vacuum cleaner, etc. Make sure to also remove the dust and clogs from the inside of the air intake vent cover. Reinstall the filter to the cover. Engage the 3 center claws to install the filter. Make sure that the filter is not crooked or deformed when installing it. Install the air intake vent cover. Insert the tab of the cover as shown in the illustration and push the cover to engage the claws. Using a Phillips screwdriver, install the clip. Note: Scheduled maintenance of the air intake vents is necessary when In some situations such as when the vehicle is used frequently or in heavy traffic or dusty areas, the air intake vents may need to be cleaned more regularly. For details, refer to “Scheduled Maintenance Guide” or “Owner’s Manual Supplement”. Cleaning the air intake vents Dust in the air intake vents may interfere with the cooling of the hybrid battery (traction battery). If charging/discharging of the hybrid battery (traction battery) becomes limited, the distance that the vehicle can be driven using the electric motor (traction motor) may be reduced and the fuel economy may be reduced. Inspect and clean the air intake vents periodically. Improper handling of the air intake vent covers and filters may result in damage to them. If you have any concerns about cleaning the filters, contact your Toyota dealer. If “ Maintenance Required for Traction Battery Cooling Parts See Owner’s Manual” is shown on the multi-information display If this warning message is shown on the multi-information display, remove the air intake vent covers and clean the filters. (If dust and clogs cannot be completely removed) After cleaning the air intake vents, start the hybrid system and check that the warning message is no longer shown.It may take approximately 20 minutes after the hybrid system is started until the warning message disappears. If the warning message does not disappear, have the vehicle inspected by your Toyota dealer. Warning: When cleaning the air intake vents Do not use water or other liquids to clean the air intake vents. If water is applied to the hybrid battery (traction battery) or other components, a malfunction or fire may occur. Before cleaning the air intake vents, make sure to turn the power switch off to stop the hybrid system. When removing the air intake vent covers Do not touch the service plug located underneath the console box. (Hybrid system precautions) Notice: When cleaning the air intake vents When cleaning the air intake vents, make sure to only use a vacuum to suck out dust and clogs. If a compressed air blow gun, etc. is used to blow out dust and clogs, the dust or clogs may be pushed into the air intake vents, which may affect the performance of the hybrid battery (traction battery) and cause a malfunction. To prevent damage to the vehicle Do not allow water or foreign matter to enter the air intake vents when the covers are removed. Carefully handle the removed filter so that it will not be damaged. If the filter is damaged, have it replaced with a new filter by your Toyota dealer. Make sure to reinstall the filters and covers to their original positions after cleaning. Do not install anything to the air intake vents other than the exclusive filters for this vehicle or use the vehicle without the filters installed. If “ Maintenance Required for Traction Battery Cooling Parts See Owner’s Manual” is shown on the multi-information display If the vehicle is continuously driven with the warning message (indicating that charging/discharging of the hybrid battery [traction battery] may become limited) displayed, the hybrid battery (traction battery) may malfunction. If the warning message is displayed, clean the air intake vents immediately.