I upgraded the firmware, here's the disc info:
Optiarc DVD RW AD-7173A 1-04 (ATA)
Current Profile: DVD-R
Disc Information:
Status: Complete
Erasable: No
Sessions: 1
Sectors: 2,297,888
Size: 4,706,074,624 bytes
Time: 510:40:38 (MM:SS:FF)
TOC Information:
Session 1... (LBA: 0)
-> Track 01 (Mode 1, LBA: 0 - 2298495)
-> LeadOut (LBA: 2298496)
Track Information:
Session 1...
-> Track 01 (LTSA: 0, TS: 2297888, LRA: 0)
Pre-recorded Information:
Manufacturer ID: TYG02
Recording Management Area Information:
PIONEER GLDP037833WL DVD-RW DVR-215D
Physical Format Information (Last Recorded):
Book Type: DVD-R
Part Version: 5
Disc Size: 120mm
Maximum Read Rate: Not Specified
Number of Layers: 1
Track Path: Parallel Track Path (PTP)
Linear Density: 0.267 um/bit
Track Density: 0.74 um/track
First Physical Sector of Data Area: 196,608
Last Physical Sector of Data Area: 1,656,575
Last Physical Sector in Layer 0: 0
I also tried creating an image again, this time with the Elby driver, but the same thing happened, at 66% it started giving me read errors.