DTC B1937 - Passenger-Side Air Bag Pressure Switch High Resistance Or Circuit Open: Description

The air bag diagnostic monitor checks resistance of passenger-side air bag module pressure switch. Normal resistance from terminal C277-7 to circuit 57 (Black wire) is 235-265 ohms. If resistance from terminal C277-7, circuit 626 (Purple wire) to ground rises above expected range, DTC B1937 will be stored in memory and AIR BAG warning light will flash Code 37. If condition is serviced or corrected, DTC B1937 will be stored in memory.