Test N: Left Front Belt & Buckle Assembly PRETENSIONER Circuit Resistance Out Of Range (DTC B1230): Description
WARNING: This page is about a different car, the 2003 Ford Econoline. However, it is still accessible from the selected car via links, so may be relevant.
Electronic Crash Sensor (ECS) module monitors resistance of pretensioner circuit by measuring resistance between ECS module connector terminals No. 24 and 25. If ECS module detects low or high resistance, it will store Diagnostic Trouble Code (DTC) B1230 in memory and flash Code 46 on AIR BAG warning light.