Ok, use this method to enable automatic bitsetting on DVD+R to DVDROM on your Pioneer.
1. Download the dangerous brothers firmware 111L 8.19* internal and 111L 8.26 internal firmwares. You can get them here
2. First you flash the drive with the 111L 8.19* internal firmware then reboot pc.
3. Now flash with 111L 8.26 internal firmware and reboot pc.
4. There. Now your drive has bitsetting to dvd-rom for DVD+R media, dvd-ram capability & labelflash (lightscribe tech).
NOTE: Make sure you download the 111L 8.19 INT * & 111L 8.26 INT firmwares.