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.
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HOMESERVICE MANUALSAUDI2012A4 SEDAN (8K2) L4-2.0L TURBO (CAEB)REPAIR AND DIAGNOSISSTARTING AND CHARGINGBATTERYDESCRIPTION AND OPERATIONMAINTENANCE-FREE BATTERYGENERAL INFORMATION
2012 Audi A4 Sedan (8K2) L4-2.0L Turbo (CAEB)
General Information
2012 Audi A4 Sedan (8K2) L4-2.0L Turbo (CAEB)SECTION General Information
General Information
Only maintenance-free batteries conforming to standards "TL82506" (as of December 1997) and "VW75073" (as of August 2001) may be installed.
Risk of injury due to contact with battery acid!
• Observe warning notes and safety precautions. Refer to=> [ There is a risk of injury from
the battery acid. ] Lead-Acid Battery Warnings and Safety Precautions.
Risk of explosion due to the explosive gas that forms during battery charging.
• Observe warning notes and safety precautions. Refer to=> [ Risk of explosion due to the explosive
gas that forms during battery charging. ] Lead-Acid Battery Warnings and Safety Precautions.
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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.