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Home >> Porsche >> 1989 >> 928 CS V8-4957cc 5.0L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Service Precautions >> Battery Precautions
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Battery Precautions

CAUTION:
- Never use a booster/starter which has a voltage rating above 12 volts to start engine.
- Always ensure the battery is properly connected to the vehicle prior to attempting to start engine.
- Don't disconnect the battery when the engine is running.
- When charging a battery, be sure battery cables are disconnected.
- The battery contains acid and produces explosive gas (hydrogen). Avoid creating sparks near battery.