Volkswagen Polo Service & Repair Manual: Warnings and Safety Precautions

AGM Battery

Maintenance-Free Battery with Specific Electrolyte without a Visual Indicator Lead-acid battery, where the electrolyte is fixed in an absorbent ...

Battery Safety Precautions

Recognizing and Preventing Risks Batteries present risks. Read the warnings on the battery label, in the owner's manual and in ELSA to prevent these ...

Other materials:

Checking the electrolyte level of the vehicle battery
Fig. 141 In the engine compartment: removing the vehicle battery cover First read and observe the introductory information and safety warningsThe electrolyte level of the vehicle battery should be checked regularly in high-mileage vehicles, in hot countries and in older vehicle batteries. ...

Diagonal Washouts
Diagonal wear spots on tires Diagonal wear spots run at an angle of approximately 45° with respect to the plane of circumference. They usually occur once, but may also occur several times along the tire circumference. ...

Leaks or Internal Damage, for Example Noises or No Output
  Note For vehicles with an electrically-driven A/C compressor, de-energize the high voltage system before removing the A/C compressor. Refer to → Electrical System Hybrid; Rep. Gr.93. –  Dischar ...