- D180A AIR CONDITIONING/ADDITIONAL AIR CONDITIONING COUPLING (ADDITIONAL AIR CONDITIONER BRIDGE)
 - D180A AIR CONDITIONING/ADDITIONAL AIR CONDITIONING COUPLING (AIR CONDITIONING) (Supplementary air conditioner, Webasto (additional heater))
 - D180A AIR CONDITIONING/ADDITIONAL AIR CONDITIONING COUPLING (AIR CONDITIONING) (Supplementary air conditioner)
 - D180B AIR CONDITIONING/ADDITIONAL AIR CONDITIONING COUPLING (ADDITIONAL AIR CONDITIONER BRIDGE)