B118C Code: Meaning, Causes, and Symptoms | OBD2 Codes

B118C – BSM Indicator Light Left Circuit Malfunction

 

B118C Possible Symptoms

 

Engine Light ON (or Service Engine Soon Warning Light)

 

B118C Possible Causes

 

Faulty Blind Spot Monitoring (BSM) Indicator Light Left,Blind Spot Monitoring (BSM) Indicator Light Left harness is open or shorted,Blind Spot Monitoring (BSM) Indicator Light Left circuit poor electrical connection,Faulty Blind Spot Monitoring (BSM) Control Module

 

B118C Description

 

The Blind Spot Monitoring (BSM) Control Module monitors the BSM Indicator Light Left. The BSM Control Module sets the OBDII code when the BSM Control Module left performs measurement at 0.01 s intervals and a short to ground in the BSM indicator light left circuit is detected 48 times continuously.