[{"data":1,"prerenderedAt":424},["ShallowReactive",2],{"guide-zh-jk-bms-error-codes":3,"guides-zh":293},{"id":4,"title":5,"body":6,"date":271,"description":272,"extension":273,"keywords":274,"meta":281,"navigation":282,"path":283,"related":284,"seo":289,"stem":290,"updated":291,"__hash__":292},"guides_zh\u002Fguides\u002Fjk-bms-error-codes.md","JK BMS 错误代码：显示屏和指示灯在告诉你什么",{"type":7,"value":8,"toc":255},"minimark",[9,13,18,21,50,53,56,129,138,141,144,164,167,170,211,214,217,220,225,228,232,235,239,242,246,249],[10,11,12],"p",{},"JK 并没有公布官方的 JK BMS 数字错误代码表。小显示屏上的数字，比如 Err 4、Err 7 或错误 9，只是 App 中按名称显示的那些告警的简写：单体过压、电芯数量不匹配、过流、温度等。可靠的解码方法是：在 App 中或通过蓝牙在浏览器中读取告警名称，然后排除这个告警。本指南说明哪些内容有官方文档、用户目前对应出了哪些代码，以及如何快速找到原因。",[14,15,17],"h2",{"id":16},"jk-bms-错误代码出现在哪里","JK BMS 错误代码出现在哪里",[10,19,20],{},"装有 JK 的电池会在四个地方报告故障，很容易混淆：",[22,23,24,32,38,44],"ul",{},[25,26,27,31],"li",{},[28,29,30],"strong",{},"小显示屏","：B2A 等保护板上显示简短代码，经常伴随蜂鸣。",[25,33,34,37],{},[28,35,36],{},"指示灯","：PB 逆变器保护板上的 ON\u002FOFF、RUN、ALM 和六个 SOC 灯。",[25,39,40,43],{},[28,41,42],{},"App 或蓝牙读取工具","：显示完整的告警名称。",[25,45,46,49],{},[28,47,48],{},"逆变器屏幕","：显示逆变器自己的故障代码，例如与 BMS 通信中断时。这些不是 BMS 代码，请查逆变器说明书。",[14,51,52],{"id":52},"官方文档怎么说",[10,54,55],{},"PB2A16S20P 规格书是最详细的官方资料。它描述的是指示灯，而不是数字：",[57,58,59,78],"table",{},[60,61,62],"thead",{},[63,64,65,69,72,75],"tr",{},[66,67,68],"th",{},"情况",[66,70,71],{},"ON\u002FOFF",[66,73,74],{},"RUN",[66,76,77],{},"ALM",[79,80,81,95,107,118],"tbody",{},[63,82,83,87,90,92],{},[84,85,86],"td",{},"正常充电、放电或均衡",[84,88,89],{},"亮",[84,91,89],{},[84,93,94],{},"灭",[63,96,97,100,102,104],{},[84,98,99],{},"过流、过温、过压或欠压、充电或放电失败",[84,101,89],{},[84,103,89],{},[84,105,106],{},"闪烁",[63,108,109,112,114,116],{},[84,110,111],{},"其他警告：未修改密码、短路、温度异常",[84,113,89],{},[84,115,89],{},[84,117,106],{},[63,119,120,123,125,127],{},[84,121,122],{},"关机",[84,124,94],{},[84,126,94],{},[84,128,94],{},[10,130,131,132,137],{},"PB 说明书补充说，ALM 表示系统故障。注意关于密码的那一行：新电池上 ALM 闪烁，可能只是因为默认密码从未修改。",[133,134,136],"a",{"href":135},"\u002Fguides\u002Fjk-bms-password","密码指南","介绍了修改方法。",[14,139,140],{"id":140},"用户已对应到真实故障的代码",[10,142,143],{},"以下是车主和用户的反馈，并非 JK 官方说法，只能作为排查起点：",[22,145,146,152,158],{},[25,147,148,151],{},[28,149,150],{},"Err 7，常与 Err 4 和持续蜂鸣一起出现。"," 出现在 4S 和 8S 保护板上，同时 App 提示电芯数量与设置不符。解决办法是处理松动或接反的均衡线、更换损坏的采样线，或改正设置中的电芯数量。",[25,153,154,157],{},[28,155,156],{},"PB2A16S20P 上的错误代码 3。"," 一位用户把它对应到充电过流：充电器输出的电流超过了最大充电电流设置。",[25,159,160,163],{},[28,161,162],{},"错误 9。"," 我们没有找到经过确认的含义。如果你看到它，请通过蓝牙读取告警名称并记录下来，这是唯一可靠的办法。",[10,165,166],{},"由于代码没有官方文档，同一个数字在其他型号或固件上可能代表不同含义。请始终以告警名称为准。",[14,168,169],{"id":169},"三步找到原因",[171,172,173,189,195],"ol",{},[25,174,175,178,179,183,184,188],{},[28,176,177],{},"读取告警名称。"," 用 JK App 连接，或",[133,180,182],{"href":181},"\u002F","在浏览器中连接","并打开实时监控。当前告警会按名称列出，并附上控制它们的设置项。",[133,185,187],{"href":186},"\u002Fguides\u002Fjk-bms-alarms-list","告警列表","逐一解释了每个告警。",[25,190,191,194],{},[28,192,193],{},"先检查电芯数量。"," 电芯数量不匹配是新装电池出现代码和蜂鸣的最常见原因。把设置与实际电池对比，并测量每个均衡针脚对 B- 的电压。",[25,196,197,200,201,205,206,210],{},[28,198,199],{},"查看历史记录。"," 从 JK App 导出 Detail Log，拖进",[133,202,204],{"href":203},"\u002Flogs","日志分析","。它会把每次触发与解除配对，让你看清故障是否反复出现、由什么引起。",[133,207,209],{"href":208},"\u002Fguides\u002Fjk-bms-log-messages-explained","日志消息指南","解释了各条消息的含义。",[14,212,213],{"id":213},"如何让蜂鸣停下来",[10,215,216],{},"告警解除后蜂鸣就会停止。在部分保护板上，长按电源键约 3 秒可以让它安静，但只要原因还在，告警会再次出现；而在 PB 保护板上，同样的操作会直接关闭 BMS。更好的做法是排除原因：电芯数量、均衡线、某节电芯高于 OVP 或低于 UVP。",[14,218,219],{"id":219},"常见问题",[221,222,224],"h3",{"id":223},"jk-bms-错误-7-是什么意思","JK BMS 错误 7 是什么意思？",[10,226,227],{},"用户看到 Err 7 时，通常同时存在电芯数量不匹配，多由均衡线松动、接反或断裂引起，或者电芯数量设置与电池不符。请先检查接线和设置。",[221,229,231],{"id":230},"jk-bms-错误-9-是什么意思","JK BMS 错误 9 是什么意思？",[10,233,234],{},"错误 9 目前没有公开确认的含义。在代码显示期间，用 App 或蓝牙读取告警名称；名称会告诉你哪项保护正在生效、由哪个设置控制。",[221,236,238],{"id":237},"为什么我的-jk-逆变器-bms-的-alm-灯在闪","为什么我的 JK 逆变器 BMS 的 ALM 灯在闪？",[10,240,241],{},"ALM 会在过流、过温、过压等故障时闪烁，默认密码未修改时也会闪烁。通过蓝牙读取当前告警即可区分。",[221,243,245],{"id":244},"如何清除-jk-bms-的错误","如何清除 JK BMS 的错误？",[10,247,248],{},"大多数告警在原因消失后会自动解除，例如某节电芯电压回落到恢复电压以下。过流告警会在恢复时间之后解除。不排除原因就重启，代码还会再出现。",[10,250,251,254],{},[133,252,253],{"href":181},"连接你的 BMS","，按名称查看当前告警，并直接跳转到相关设置。",{"title":256,"searchDepth":257,"depth":257,"links":258},"",3,[259,261,262,263,264,265],{"id":16,"depth":260,"text":17},2,{"id":52,"depth":260,"text":52},{"id":140,"depth":260,"text":140},{"id":169,"depth":260,"text":169},{"id":213,"depth":260,"text":213},{"id":219,"depth":260,"text":219,"children":266},[267,268,269,270],{"id":223,"depth":257,"text":224},{"id":230,"depth":257,"text":231},{"id":237,"depth":257,"text":238},{"id":244,"depth":257,"text":245},"2026-10-14","JK BMS 错误代码详解：Err 数字、ALM 指示灯和 App 告警的含义，用户已对应到真实故障的代码，以及如何找到原因。","md",[275,276,277,278,279,280],"jk bms 错误代码","jk bms 故障代码表","jk bms 错误 7","jk bms 错误 9","jk bms alm 灯","jk bms 蜂鸣",{},true,"\u002Fguides\u002Fjk-bms-error-codes",[285,286,287,288],"jk-bms-alarms-list","jk-bms-log-messages-explained","jk-bms-not-turning-on","jk-bms-detail-log",{"title":5,"description":272},"guides\u002Fjk-bms-error-codes",null,"J0mXNG4JE0JlVSGrOxqg_WFexBWGCSrcsTPuYWUSk9s",[294,298,302,306,307,311,315,319,323,327,331,335,339,343,347,351,355,360,365,370,374,378,382,386,389,393,397,401,404,408,412,416,420],{"path":295,"title":296,"description":297,"date":271,"updated":291},"\u002Fguides\u002Fjk-bms-app-alternative","JK BMS app 替代方案：在电脑或浏览器中修改设置","在找 JK BMS app 的替代方案？对比 JK app、电脑软件、ESPHome，以及一个通过蓝牙读取和写入设置的浏览器编辑器。",{"path":299,"title":300,"description":301,"date":271,"updated":291},"\u002Fguides\u002Fjk-bms-bluetooth-not-connecting","JK BMS 蓝牙连不上：真正有效的排查方法","JK BMS 蓝牙连不上或搜不到？按顺序排查：休眠、其他应用占用连接、手机权限、距离和浏览器支持。",{"path":303,"title":304,"description":305,"date":271,"updated":291},"\u002Fguides\u002Fjk-bms-calibration","JK BMS 电压和电流校准：正确的做法","如何校准 JK BMS 的电压和电流：测量什么、输入什么数值、为什么校准会出现 Sending failure，以及什么时候不该校准。",{"path":283,"title":5,"description":272,"date":271,"updated":291},{"path":308,"title":309,"description":310,"date":271,"updated":291},"\u002Fguides\u002Fjk-bms-firmware","JK BMS 固件：V15 与 V19 的区别及安全升级方法","JK BMS 固件详解：如何查看硬件和软件版本，V11 到 V15、V19 有哪些变化，以及如何升级而不把 BMS 刷坏。",{"path":312,"title":313,"description":314,"date":271,"updated":291},"\u002Fguides\u002Fjk-bms-first-setup","新 JK BMS 如何设置：首次启动分步指南","正确设置新 JK BMS：接线顺序、首次开机、密码、电芯数量、化学体系预设、电流限制，以及通过蓝牙校验写入。",{"path":316,"title":317,"description":318,"date":271,"updated":291},"\u002Fguides\u002Fjk-bms-not-charging","JK BMS 不充电或不放电：MOSFET 为什么关断","JK BMS 不充电或不放电？找出是哪项保护或开关关断了 MOSFET，如何区分各种原因，以及每种原因该改哪个设置。",{"path":320,"title":321,"description":322,"date":271,"updated":291},"\u002Fguides\u002Fjk-bms-not-turning-on","JK BMS 不开机：如何启动和唤醒保护板","JK BMS 不开机？了解如何用充电器或按键激活新板、从休眠中唤醒，以及排查让它毫无反应的接线错误。",{"path":324,"title":325,"description":326,"date":271,"updated":291},"\u002Fguides\u002Fjk-bms-precharge","JK BMS 预充电：避免逆变器启动时打火和短路保护","JK BMS 预充电有什么作用，逆变器电容为何会触发短路保护，如何设置预充时间，以及什么时候仍然需要预充电阻。",{"path":328,"title":329,"description":330,"date":271,"updated":291},"\u002Fguides\u002Fjk-bms-reset","JK BMS 如何复位：SOC、容量、告警和设置","JK BMS 如何复位：SOC、容量、不消失的告警或全部设置，循环次数到底是什么，以及为什么复位前一定要先备份。",{"path":332,"title":333,"description":334,"date":271,"updated":291},"\u002Fguides\u002Fjk-bms-smart-sleep","JK BMS 智能休眠：休眠电压和休眠时间的作用","JK BMS 智能休眠的作用，休眠电压与休眠时间如何配合，如何唤醒休眠的 BMS，以及家用储能和房车该用什么数值。",{"path":186,"title":336,"description":337,"date":338,"updated":291},"JK BMS 告警列表：每个告警的含义、原因和处理方法","一张表看懂 JK BMS 全部告警：含义、常见诱因和对应设置，从单体过压、MOS 过温到均衡线电阻。","2026-10-12",{"path":340,"title":341,"description":342,"date":338,"updated":291},"\u002Fguides\u002Fjk-bms-inverter-communication","JK 储能 BMS 与逆变器通讯：Deye、Victron 和 Growatt 设置","通过 CAN 或 RS485 把 JK 储能 BMS 接到 Deye、Victron 或 Growatt：协议编号、端口模式、拨码地址、线序和逆变器端设置。",{"path":344,"title":345,"description":346,"date":338,"updated":291},"\u002Fguides\u002Fjk-bms-model-number-explained","JK BMS 型号含义：B2A8S20P、PB2A16S20P 等怎么读","读懂 JK BMS 型号：系列、均衡电流、串数和额定电流，以及 -H、-HC、-R 后缀代表的加热、CAN 和 RS485。",{"path":348,"title":349,"description":350,"date":338,"updated":291},"\u002Fguides\u002Fjk-bms-parallel-batteries","JK BMS 电池包并联：接线、拨码地址和参数设置","多个 JK 储能 BMS 电池包并联：汇流排接线、RS485-2 并联通信、拨码地址、主机设置、统一参数和电流限制。",{"path":352,"title":353,"description":354,"date":338,"updated":291},"\u002Fguides\u002Fjk-bms-temperature-heating-settings","JK BMS 温度与加热设置：磷酸铁锂的安全数值","设置 JK BMS 充放电温度保护、MOS 过温和加热功能。为什么出厂 -20 °C 不适合磷酸铁锂，以及该改成多少。",{"path":356,"title":357,"description":358,"date":359,"updated":291},"\u002Fguides\u002Fjk-bms-soc-stuck-at-99","JK BMS SOC 卡在 99%：为什么到不了 100% 以及解决方法","JK BMS 的 SOC 一直停在 99%，始终不显示 100%？了解充电结束时 BMS 在等什么、六个常见原因，以及能解决问题的设置。","2026-10-07",{"path":361,"title":362,"description":363,"date":364,"updated":291},"\u002Fguides\u002Fjk-bms-bluetooth-browser","在浏览器中通过蓝牙修改 JK BMS 设置","在 Chrome 或 Edge 中连接 JK BMS，读取全部设置，应用预设，再按安全顺序写回并逐项回读校验。无需 JK app。","2026-10-04",{"path":366,"title":367,"description":368,"date":369,"updated":364},"\u002Fguides\u002Fjk-bms-balance-settings","JK BMS 均衡设置：均衡启动电压、触发压差和均衡电流","详解 JK BMS 均衡设置：均衡启动电压、均衡触发压差、最大均衡电流和均衡开关，适用于磷酸铁锂、三元和钛酸锂。","2026-10-02",{"path":371,"title":372,"description":373,"date":369,"updated":291},"\u002Fguides\u002Fjk-bms-cell-overcharge-protection-tripping","JK BMS 单体过充保护反复触发：原因与解决方法","JK BMS 单体过充保护每分钟触发又解除？了解充电器设得过高为何导致这种情况、如何与弱单体区分，以及怎样解决。",{"path":375,"title":376,"description":377,"date":369,"updated":364},"\u002Fguides\u002Fjk-bms-detail-log","如何导出并读懂 JK-BMS 详细日志（Detail Log）","JK-BMS 详细日志包含什么、如何从 app 导出、如何读懂其中的事件，以及日志分析页能告诉你哪些保护动作和故障信息。",{"path":379,"title":380,"description":381,"date":369,"updated":364},"\u002Fguides\u002Fjk-bms-export-import-settings","JK BMS 设置导出与导入：.jkcfg 文件完全指南","如何用 JK BMS app 导出和导入保护板设置，.jkcfg 文件里有什么，为什么手动改会损坏，以及如何在浏览器里安全编辑。",{"path":383,"title":384,"description":385,"date":369,"updated":364},"\u002Fguides\u002Fjk-bms-lifepo4-settings","磷酸铁锂 JK BMS 参数设置：8S、16S，280Ah 与 314Ah 电芯","磷酸铁锂电池组的 JK BMS 参数设置：8S 和 16S、280Ah 与 314Ah 电芯的单体电压、均衡、电流和温度推荐值，分三种损耗等级。",{"path":208,"title":387,"description":388,"date":369,"updated":291},"JK BMS 日志消息详解：Boot、Time calibration、保护","每条 JK BMS 日志消息的含义：Boot、Time calibration、APP open charge、保护触发与解除，以及 Discharge On Failed。",{"path":390,"title":391,"description":392,"date":369,"updated":364},"\u002Fguides\u002Fjk-bms-nmc-lto-settings","JK BMS 三元锂与钛酸锂设置：安全的单体参数","JK BMS 三元锂 NMC 与钛酸锂 LTO 电池组设置：单体过压、欠压、均衡、温度和倍率的三档数值，以及编辑器如何识别电芯类型。",{"path":394,"title":395,"description":396,"date":369,"updated":364},"\u002Fguides\u002Fjk-bms-ocp-scp-settings","JK BMS 过流保护设置：OCP 与 SCP 参数指南","详解 JK BMS 过流保护设置：充放电 OCP 电流上限、延时、恢复时间与短路保护 SCP，附推荐范围和逆变器选型方法。",{"path":398,"title":399,"description":400,"date":369,"updated":364},"\u002Fguides\u002Fjk-bms-parameters-explained","JK BMS 参数详解：按分组逐项讲解每个设置","一篇看懂 JK BMS 参数：单体 OVP、OVPR、UVP、UVPR、均衡、SOC、RCV 与 RFV、电流和温度保护，附磷酸铁锂常用范围。",{"path":135,"title":402,"description":403,"date":369,"updated":364},"JK BMS 密码：默认密码、修改与重置指南","JK BMS 的密码其实有两个：蓝牙连接密码和设置密码。本文介绍出厂默认值、修改方法、密码无效时的排查，以及忘记密码怎么办。",{"path":405,"title":406,"description":407,"date":369,"updated":364},"\u002Fguides\u002Fjk-bms-reboots-power-events","JK BMS 重启与充电 MOS 关闭：在日志中读懂电源事件","JK BMS 重启，或充电 MOS 自己关闭？学会读懂详细日志中的 Boot 行和 MOS 状态，分清正常重启与真正的故障。",{"path":409,"title":410,"description":411,"date":369,"updated":364},"\u002Fguides\u002Fjk-bms-sending-failure","JK BMS 发送失败（Sending failure）：原因与逐步解决方法","JK BMS 导入设置时提示发送失败？了解固件拒绝参数的原因（电压顺序链、写入顺序、短路延时），并按步骤解决。",{"path":413,"title":414,"description":415,"date":369,"updated":359},"\u002Fguides\u002Fjk-bms-soc-calibration","JK BMS SOC 校准：解决电量漂移、跳变和复位问题","JK BMS SOC 校准详解：SOC 为什么会漂移或跳变，SOC-100% 电压和 SOC-0% 电压的作用，以及如何设置并重新校准电池组。",{"path":417,"title":418,"description":419,"date":369,"updated":291},"\u002Fguides\u002Fjk-bms-weak-cell-log","用 JK BMS 日志找出弱单体：触发、压差与均衡","在 JK BMS 详细日志中找出弱单体：哪节单体先触发、触发时压差有多大，以及这是均衡漂移还是单体已损坏。",{"path":421,"title":422,"description":423,"date":369,"updated":364},"\u002Fguides\u002Fjk-bms-wire-resistance","JK BMS 线阻：均衡线阻异常报警的排查与修复","JK BMS 线阻详解：均衡线阻异常报警的含义、正常数值范围、常见原因，以及如何修好一根有问题的均衡线。",1791980014457]