B1811 LEXUS, TOYOTA, SCION: OPEN IN DRIVER SIDE SQUIB 2ND STEP CIRCUIT
POST UPDATED IN May, 2023
B1811 LEXUS, TOYOTA, SCION: OPEN IN DRIVER SIDE SQUIB 2ND STEP CIRCUIT
The driver-side squib 2nd step circuit has several components. For example, the center airbag sensor assembly, coiled cable, and a steering pad. The purpose of this circuit is to send signals to the SRS (Supplemental Restraint System) to be used when conditions are met.
When the B1811 OBDII fault code is set on Scion, Lexus, and Toyota vehicles, it means a fault was detected in the driver’s side Squib second pass circuit.
The OBD2 diagnostic code B1811 is set due to the following reasons:
To solve the DTC B1811 OBDII code, try this: