Possibly, but free sources often violate copyright or contain errors. Respect the intellectual property of the original manufacturer. Legitimate free copies sometimes appear on university library archives or public technical databases, but they are rare. Expect to pay $15–$40 for a clean, complete scan.
Start with official dealers and specialized manual sites. Avoid shady "free download" links. Once you have the genuine PDF, store it in the cloud and on a USB drive in your toolbox. The Daihatsu 5DC17 is a reliable, torquey engine—and with the right manual, it can run for another 20 years. daihatsu 5dc17 manual pdf