2009 Toyota Tacoma Owners Manual - Page 389
2009 Toyota Tacoma Manual
Page 389 highlights
4-3. Do-it-yourself maintenance NOTICE n When recharging the battery Never recharge the battery while the engine is running. Also, be sure all accessories are turned off. Washer fluid If any washer does not work, the washer tank may be empty. Open the lid. 4 Maintenance and care Add washer fluid. CAUTION n When refilling the washer fluid Do not refill the washer fluid when the engine is hot or running, as the washer fluid contains alcohol and may catch fire if spilled on the engine etc. 371