B1149 LEXUS – Front Airbag Sensor LH Circuit Malfunction

B1149 LEXUS Possible Symptoms

Air Bag Warning Light ON

B1149 LEXUS Possible Causes

Faulty Front Airbag Sensor (Left Side),Front Airbag Sensor (Left Side) harness is open or shorted,Front Airbag Sensor (Left Side) circuit poor electrical connection,Faulty Airbag Sensor Assembly Center

B1149 LEXUS Description

The Front Airbag Sensor (Left Side) circuit consists of the diagnosis circuit and the frontal deceleration sensor, etc. If the Airbag Sensor Assembly Center receives signals from the frontal deceleration sensor, it judges whether or not the Supplemental Restraint System (SRS) should be activated. The Diagnostic Trouble Code (DTC) B1149 is recorded when a malfunction is detected in the Front Airbag Sensor (Left Side) circuit.