Test M: Driver Air Bag Low Resistance (DTC B1934): Description

ECS module monitors resistance of driver-side air bag ignitor by measuring resistance between ECS module connector terminals No. 1 (Gray/Orange wire) and No. 15 (Gray/White wire). If ECS module detects low resistance between these terminals, it will store DTC B1934 in memory and flash Code 34 on AIR BAG warning light.