Table of Contents Toggle TL;DR Quick fix (safe DIY first) 60-second checks (what causes repeat codes) Common causes When to stop DIY (go to a shop) Related guides (closed-loop) Sources (official-first) TL;DR Quick Specs Comparison Feature Spec Key Specification 1 – Key Specification 2 – Error 30 = Communication problem. Official guidance (Bafang): Check connections;…
Table of Contents Toggle TL;DR Quick fix (safe DIY first) 60-second checks (what causes repeat codes) Common causes When to stop DIY (go to a shop) Related guides (closed-loop) Sources (official-first) TL;DR Quick Specs Comparison Feature Spec Key Specification 1 – Key Specification 2 – Error 27 = Controller overcurrent. Official guidance (Bafang): Update controller…
Table of Contents Toggle TL;DR Quick fix (safe DIY first) 60-second checks (what causes repeat codes) Common causes When to stop DIY (go to a shop) Related guides (closed-loop) Sources (official-first) TL;DR Quick Specs Comparison Feature Spec Key Specification 1 – Key Specification 2 – Error 26 = Torque sensor speed signal error. Official guidance…
Table of Contents Toggle TL;DR Quick fix (safe DIY first) 60-second checks (what causes repeat codes) Common causes When to stop DIY (go to a shop) Related guides (closed-loop) Sources (official-first) TL;DR Quick Specs Comparison Feature Spec Key Specification 1 – Key Specification 2 – Error 25 = Torque signal error. Official guidance (Bafang): Check…
Table of Contents Toggle TL;DR Quick fix (safe DIY first) 60-second checks (what causes repeat codes) Common causes When to stop DIY (go to a shop) Related guides (closed-loop) Sources (official-first) TL;DR Quick Specs Comparison Feature Spec Key Specification 1 – Key Specification 2 – Error 21 = Speed sensor error. Official guidance (Bafang): Restart;…
Table of Contents Toggle TL;DR Quick fix (safe DIY first) 60-second checks (what causes repeat codes) Common causes When to stop DIY (go to a shop) Related guides (closed-loop) Sources (official-first) TL;DR Quick Specs Comparison Feature Spec Key Specification 1 – Key Specification 2 – Error 15 = Controller temperature sensor error. Official guidance (Bafang):…
Table of Contents Toggle TL;DR Quick fix (safe DIY first) 60-second checks (what causes repeat codes) Common causes When to stop DIY (go to a shop) Related guides (closed-loop) Sources (official-first) TL;DR Quick Specs Comparison Feature Spec Key Specification 1 – Key Specification 2 – Error 14 = Controller protection temperature reached maximum protection value….
Table of Contents Toggle TL;DR Quick fix (safe DIY first) 60-second checks (what causes repeat codes) Common causes When to stop DIY (go to a shop) Related guides (closed-loop) Sources (official-first) TL;DR Quick Specs Comparison Feature Spec Key Specification 1 – Key Specification 2 – Error 13 = Battery temperature sensor error. Official guidance (Bafang):…
Table of Contents Toggle TL;DR Quick fix (safe DIY first) 60-second checks (what causes repeat codes) Common causes When to stop DIY (go to a shop) Related guides (closed-loop) Sources (official-first) TL;DR Quick Specs Comparison Feature Spec Key Specification 1 – Key Specification 2 – Error 12 = Controller current sensor error. Official guidance (Bafang):…
Table of Contents Toggle TL;DR Quick fix (safe DIY first) 60-second checks (what causes repeat codes) Common causes When to stop DIY (go to a shop) Related guides (closed-loop) Sources (official-first) TL;DR Quick Specs Comparison Feature Spec Key Specification 1 – Key Specification 2 – Error 11 = Motor temperature sensor has an error. Official…
