How do you service lifters on a 1999 Isuzu Amigo?

To service the lifters on a 1999 Isuzu Amigo, first, ensure the engine is cool and disconnect the battery. Remove the valve cover to access the lifters, and inspect them for wear or damage. Clean any debris and replace lifters if necessary, applying new oil to their surfaces before installation. Reassemble the components, ensuring all bolts are torqued to specifications, and then reconnect the battery.