Applicable Systems
Powerpack 2
Symptoms
The battery system reports a current anomaly. The charge or discharge current exceeds the rated limit.
Possible Causes
- Inverter or charger delivering excessive current
- Short circuit in the battery or wiring
- BMS current sensor calibration error
Troubleshooting Steps
- Step 1: Check the charge or discharge current
Current is within the rated limit - Step 2: Inspect the battery and wiring for shorts
No shorts detected - Step 3: Verify the BMS current sensor accuracy
Sensor reads correctly
How to Reset
To reset: Restore the current to the normal range, then clear the alarm.
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Source: Tesla Powerwall Installation Manual, Tesla Inc.
Category: Battery
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