: The Japanese forum Kakaku.com provides a lively user community with real-world discussions, tips, and troubleshooting advice for the AVIC-RW300. Similarly, the international 4pda.ru forum has technical discussions and community support in English.
Pioneer Carrozzeria AVIC-RW300 Go to product viewer dialog for this item. Manual: Free Guide and User Support The Pioneer Carrozzeria AVIC-RW300
Securing the original manual is the best way to understand your unit. Since this is a Japanese model, the official documentation is in Japanese.
For the navigation system to calibrate accurately, you must hook up the following wires found on the secondary harness: