What is the definition of code B1943? When the code B1943 appears, then that means that voltage discrepancies are detected by the vehicle’s onboard diagnostic system. This indicates that there’s a short-to-ground connection related to the airbag circuit. The vehicle diagnostic system will also register this as a trouble code. What does it mean when the code B1943 appears? The airbag systems that are equipped in your vehicle are designed by the manufacturers to have a self-diagnostic mechanism. When the …
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