B1887 Code: Meaning, Causes, and Symptoms | OBD2 Codes
B1887 – Driver-Side Air Bag Circuit Short To Ground
B1887 Possible Symptoms
Air Bag Warning Light ON
B1887 Possible Causes
Faulty Driver-Side Air Bag Module,Driver-Side Air Bag Module harness is open or shorted,Driver-Side Air Bag Module circuit poor electrical connection,Faulty Restraints Control Module (RCM)
The Restraints Control Module (RCM) checks Driver-Side Air Bag Module circuit for shorts to ground by monitoring voltage at RCM harness connector. If RCM detects short to ground on either terminal, it will store Diagnostic Trouble Code (DTC) B1887 in memory and the Air Bag warning light.