DTC B1339: Device Power No. 3 Circuit Open: Description

Battery feed circuit from LH HTDSEAT/BCM fuse (15-amp) to BCM provides power for rear window defogger relay and heated seats. Battery feed circuit from DR LK fuse (20-amp) to BCM provides power to RAP relay, door lock motors and trunk release. Voltage on battery feed circuit from CLSTR/BCM must be 9-16 volts. DTC B1339 will set and store into memory if BCM detects less than one volt for longer than 0.3 seconds in battery feed circuit(s).

Current DTC B1339 will clear when control module no longer detects fault. A history DTC B1339 will clear after 100 consecutive ignition cycles if condition for malfunction no longer exists. Scan tool can be used to clear DTC.