[header] How to change headlight light bulbs on 2002 toyota rav4 [title] Buy your replacement bulbs (the auto-parts store will have a book or touchscreen where you can look up the model type). [title] Park in a well lighted place and pop the hood. [step] You don't need any tools. 
[title] Even if one bulb is burned out, plan to replace both bulbs. [step] The other bulb is bound to go soon anyway.