B2345 – Seat Switch Reference Voltage Negative Common Open Circuit

B2345 Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

B2345 Possible Causes

Faulty Seat Switch,Seat Switch harness is open or shorted,Seat Switch circuit poor electrical connection,Faulty Body Control Module (BCM)

B2345 Description

The Body Control Module (BCM) monitors the Seat Switch. The BCM sets the OBDII code when the Seat Switch is not to factory specifications.