As far as I know, there wasn't any recall on that module. It may have been replaced under warranty for some.
However, there is a way that many have found that will fix that module. I have a link below that may help and all you need is to remove the module and someone with soldering skills can repair the bad connections.
DIY: No Heat? Repair the Heater Control
Don't try this at home. It could be dangerous. I have years of experience.
Emissions and fuel economy haven't exactly been areas of strength for past rotary power plants, but absolutely no one with a soul has ever cared.
Rotary History:1982 RX7 GS, 1985 RX7 GSL-SE, 2004 RX8 Sport-Continuous Rotary Owner since 1985
Racing History:SCCA Solo II 1979-1986, Skip Barber Comp School 1983, SCCA Club Racing 1987-1993, 2004-2011 Track Days