M620 error codes
· Common displays: DPC-18 · Bafang
The Bafang M620 is a high-power mid-drive motor designed for eCargo, eFat, and heavy-duty utility eBikes, featuring a rated power of 1000W (up to 1500W peak), maximum torque of 170Nm (sources also cite 160Nm in testing context), and IP65 waterproofing. It targets commercial logistics and demanding off-road applications, with dual-sensor support (torque + speed) and compatibility with cargo and fat-bike frames.
Good to know
Fault codes (e.g., 04, 07–48) and common faults (CF01–CF09) are documented in the official Bafang FAQs page; this list applies broadly across Bafang systems but is explicitly presented without version qualification for the M620 in the source.
No codes published for this system yet — submit the code you’re seeing and we’ll research it.
Same number, different meaning. Error codes are not standardized between manufacturers — the same number can point to different faults on other systems. Always confirm your drive system first, or compare all systems.
Official support: Bafang support · https://bafang-e.com