Applicable Systems
Powerpack 2
Symptoms
The battery system reports a charging timeout. The charging process has not completed within the expected time.
Possible Causes
- Charging source power insufficient
- Battery degradation reducing charge acceptance
- BMS charge control malfunction
Troubleshooting Steps
- Step 1: Verify the charging source power output
Source delivers adequate power - Step 2: Check the battery health and capacity
Battery accepts charge normally - Step 3: Verify the BMS charge control function
BMS manages charging correctly
How to Reset
To reset: Resolve the charging timeout, then clear the alarm.
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Source: Tesla Powerwall Installation Manual, Tesla Inc.
Category: Battery
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