Pinpoint Test I : Battery Current Sensor Faults: Notes
Refer to Charging System for schematic and connector information.
Normal Operation and Fault Conditions
For information on the battery current sensor, Refer to: Charging System - System Operation and Component Description
Diagnostic Trouble Code (DTC) Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B130C:12 | Load Shed Control Circuit Short To Battery | This DTC sets in the BCM when the BCM senses a short in the battery current sensor control circuit. |
| B130C:14 | Load Shed Control Circuit Short To Ground or Open | This DTC sets in the BCM when the BCM senses an open or ground in the battery current sensor control circuit. |
| B1438:03 | Battery Current Sensor, FM (Frequency Modulated) / PWM (Pulse Width Modulated) Failure | This DTC sets in the BCM when the BCM does not indicate current from the battery current sensor. |
Possible Sources
- Battery current sensor
- Wiring, terminals or connectors
Visual Inspection and Diagnostic Pre-checks
- Inspect the battery current sensor
- Inspect the battery current sensor connector