Conditions For Setting DTC
WARNING: This page is about a different car, the 2003 Oldsmobile Aurora and 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
This DTC B1513 will be set as current when the voltage falls below 10.5 volts for 30 seconds and the engine is running.
This DTC B1514 will be set as current when the voltage is greater than 16.2 volts for 30 seconds with the engine running.