BYD BATTERY-MAX LITEIN Service Manual

Introduction

This document serves as a comprehensive service manual for the BYD BATTERY-MAX LITEIN system. It is designed to assist users and technicians in diagnosing and resolving common issues encountered with the battery system. The manual covers a range of topics, including an overview of the system, detailed error analysis, frequently asked questions, and essential tools and methods for maintenance and troubleshooting.

For detailed operational guidance and initial setup, users are encouraged to refer to the latest “BATTERY-MAX LITEIN Operating Manual” or “BATTERY-MAX LITEIN Quick Start Guide”, available at https://bydbatterybox.com.

Key Sections

• Overview: Provides general information and contact details for the BYD service team.
• Error Analysis: Details common error indicators, such as LED status, and troubleshooting steps for system startup failures.
• Frequently Asked Questions: Addresses common user queries related to WiFi connectivity, firmware updates, and State of Charge (SOC) behavior.
• Tools and Methods: Explains the use of the Battery Control Program (BCP) for reading battery information, updating firmware, and exporting logs, as well as methods for faulty module identification and voltage measurement.
• Appendix: Lists events, possible causes, and recommended operations for various system anomalies.

Important Safety Information

Attention: High Voltage! Improper handling can cause danger and damage. The installation and all other works or measurements related to the battery are to be performed only by professional and qualified personnel.

Contact Information

For service inquiries, the BYD service team can be contacted via:

• Email: bboxservice@byd.com
• Telephone: +86 755 89888888-47175 (CN)
• Address: No.3009, BYD Road, Pingshan, Shenzhen, 5118118, P.R. China
• Website: www.bydbatterybox.com / www.bydenergy.com