B16AB Code: Meaning, Causes, and Symptoms | OBD2 Codes
B16AB – Trunk Lamp Control Circuit Short
B16AB Possible Symptoms
Engine Light ON (or Service Engine Soon Warning Light)
B16AB Possible Causes
Faulty Trunk Lamp,Trunk Lamp harness is open or shorted,Trunk Lamp circuit poor electrical connection,Faulty Body Control Module (BCM)
The Body Control Module (BCM) monitors the Trunk Lamp. The BCM sets the OBDII code when the Cluster detects a short to ground in the Courtesy Lamps Driver circuit or when the Cluster detects an open or a short to voltage in the Courtesy Lamps Driver circuit.