DII owners have reported problems with Bosch sensors too, including out of the box, including me. Several owners have reported better results with Walker sensors.
'99 DII, STI wires, Champion 7070s, '04 CDL & SLABS, Garvin WILDERNESS rack, painted headliner, air springs victim, headgaskets at 109,000, plus victim of XYZ (twice) and many other ridiculous DII failures. Option B AMIGO FREE since February 2011.
Runs like a top; now if I could just afford the gas! December 2014 update - Wait, I can afford the gas! Drill baby, drill!!!