Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
61 00... Battery care and maintenance
Safety instructions for handling vehicle battery. Refer to 61 00... Safety instructions for handling vehicle battery .
Electrolyte level of present low-maintenance batteries should be checked at least annually and corrected to max. mark (specified by battery supplier) with distilled water when necessary.
Due to the increasing number of control units used in vehicles today, discharging by the power consumption of control units even in standby mode is added to the natural self-discharging of a battery. In order to achieve the battery service life and to avoid total discharging, recharge the batteries of stored vehicles at the latest every 6 weeks (refer to battery recharging schedule). The time for self-discharging depends on vehicle model and equipment.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.