B1781 LEXUS – Front Occupant Classification Sensor Right Circuit Malfunction

B1781 LEXUS Possible Symptoms

Air Bag Warning Light ON

B1781 LEXUS Possible Causes

Faulty Front Seat RH (Front Occupant Classification Sensor Right (RH)),Front Seat RH harness is open or shorted,Front Seat RH circuit poor electrical connection,Faulty Occupant Classification ECU

B1781 LEXUS Description

The Front Occupant Classification Sensor Right (RH) circuit consists of the Occupant Classification ECU and the Front Occupant Classification Sensor RH. The Diagnostic Trouble Code (DTC) B1781 is recorded when a malfunction is detected in the Front Occupant Classification Sensor RH circuit.