U1301, Class 2 Short To Battery: Notes
NOTE:
To identify wire colors and components on Class 2 serial data line, see appropriate wiring diagram in DATA LINK CONNECTORS article in WIRING DIAGRAMS.
When BCM is energized, it monitors Class 2 serial data line for a short to battery. DTC U1301 will set when BCM determines Class 2 serial data line is shorted to battery for 10 seconds or more. Low power output will be deactivated. DTC U1301 will clear when BCM determines Class 2 serial data line is no longer shorted to battery or when scan tool is used.