Electrical
Battery or Charging Light On
Description
Battery warning light illuminates while driving. Indicates the charging system is not maintaining proper voltage — battery will eventually die.
Common Causes
Failing alternator output dropping below threshold
Failed voltage regulator in alternator
Broken or loose serpentine belt
High resistance in battery cables
Related Trouble Codes
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Quick Info
| System | Electrical |
| Related DTCs | 5 |