my Genesis G70 battery dies after a few days what can cause this

Solution

1. Preparation

• Tools Required: OBD-II scanner, multimeter, socket set, wire brush, safety gloves.
• Disconnect the negative battery terminal to prevent any electrical shorts.
• Ensure the vehicle is in a well-ventilated area and on a flat surface.

2. Clean Battery Terminals

• Sub-steps:
  1. Use a wire brush to clean any corrosion from the battery terminals and cable ends.
  2. Reconnect the battery terminals securely after cleaning.

3. Address Parasitic Draw

• Sub-steps:
  1. With the multimeter set to measure amps, connect it in series with the negative battery terminal and the disconnected cable.
  2. Identify the source of the draw by pulling fuses one at a time and monitoring the current draw until it drops below 50 mA.
  3. Once identified, replace or repair any faulty components (e.g., malfunctioning light switches, radios).

4. Alternator Check

• Sub-steps:
  1. Start the engine and use the multimeter to check the voltage at the battery terminals.
  2. If the voltage is below 13.5V, the alternator may need to be replaced or repaired.

5. Battery Replacement (if necessary)

• Sub-steps:
  1. If the battery is more than three years old or showing low voltage, replace it with a new, fully charged battery.
  2. Ensure the new battery is compatible with the Genesis G70 specifications.