Just a data point. I had a customer have 2 yr old 20 k mile new style dw inj fail recently. 3 out of the 6 were out of spec. 1 was 560ohm, 2 were about 20 ohm. Apparetly even new style rebuilt injectors are worthless.
New style injectors faided after 20 k miles / 2 years - ztunerz19:00:10 09/21/10