Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Battery Cleaning and Inspection

CAUTION: Do not allow baking soda solution to enter vent holes, as damage to battery can result.

1. Clean top of battery with a solution of warm water and baking soda.

Cleaning Battery:




2. Apply soda solution with a bristle brush and allow to soak until acid deposits loosen.
3. Rinse soda solution from battery with clear water and blot battery dry with paper toweling. Dispose of toweling in a safe manner. Refer to the WARNINGS on top of battery.
4. Inspect battery case and cover for cracks, leakage or damaged hold down ledge. If battery is damaged replace it.
5. Inspect battery tray for damage caused by acid from battery. If acid is present, clean area with baking soda solution.

Cleaning Battery Post:




6. Clean battery posts with a battery post cleaning tool.

Cleaning Battery Cable Terminal:




7. Clean battery cable clamps with a battery terminal cleaning tool. Replace cables that are frayed or have broken clamps.