Charger Connected to Negative Battery Terminal

WARNING: This page is about a different car, the 2017 Lincoln Navigator and 2017 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: When charging the vehicle battery by connecting the charger to the negative battery terminal is necessary, such as when using a combination battery charger and battery tester/analyzer, like the GR 1 190 V3.0 Intelligent Diagnostic Charger, the Body Control Module (BCM) will not immediately update the battery state of charge. In this instance, after charging, you must CARRY OUT the Battery Monitoring System (BMS) Reset using the scan tool.

1.

Connect the positive (red) charger clamp to the positive battery post.

2.

Connect the negative (black) charger clamp to the negative battery post.

3.

Charge the battery according to the battery charger owner's literature.

4.

After charging is complete, carry out the Battery Monitoring System (BMS) Reset using the scan tool.