Test Al: Right PRETENSIONER Circuit Short To Ground (DTC B1883): Description
WARNING: This page is about a different car, the 2002 Mazda Tribute. However, it is still accessible from the selected car via links, so may be relevant.
Restraints Control Module (RCM) monitors resistance or seat belt pretensioner circuits. If RCM detects a short to ground, it will store Diagnostic Trouble Code (DTC) B1883 in memory and flash Code 18 on AIR BAG warning light.