Is your Nissan Leaf e+ (2019+) showing signs of battery degradation—reduced range, slow charging, or sudden power drops? The Leaf e+ comes equipped with a 62kWh liquid-cooled battery pack, delivering 226 miles of EPA range, but after 4-5 years of use, capacity fade and internal wear are inevitable. ANissan Leaf e+ battery swap is the solution to revive performance, but the model’s advanced electrical system and liquid cooling setup require precision. Many DIYers fear botching the swap or risking safety hazards with high-voltage components. As CNS BATTERY experts, we’ve crafted a detailed tutorial tailored to the Leaf e+, covering pre-swap prep, safety protocols, step-by-step execution, and post-swap calibration to help you complete the job safely and effectively.