Coolant Level Is Low
使用该步骤对冷却液液位低进行故障诊断与排除。 此外,如果以下任一事件代码为激活状态,应使用本步骤。 关于事件代码的信息,请参阅故障诊断与排除, "事件代码"。 关于发动机监控系统的信息,请参阅故障诊断与排除, "发动机监控系统"。
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事件代码     | ||
CDL 代码和描述     | 产生此代码的状况     | 系统响应     |
E057(2) 发动机冷却液液位低降低额定功率     | 发动机冷却液液位降至冷却液液位传感器以下已达到规定的延迟时间。     | 发动机功率减额。 记录该代码。     |
E059(1) 发动机冷却液液位低警告     | 发动机冷却液液位降至冷却液液位传感器以下已达到规定的延迟时间。     | 记录该代码。     |
可能原因
- 冷却液液位低和/或冷却液泄漏
- 冷却液液位传感器
建议的措施
冷却液液位低和/或冷却液泄漏
- 检查冷却液液位。 如有需要,添加冷却液。
- 检查防冻液和水的混合是否正确。 参考操作和保养手册。
- 检查冷却系统有无泄漏。 立即修理所有泄漏。
- 检查冷却系统中有无空气。 参考系统操作/测试和调整以了解正确步骤。
冷却液液位传感器
如果怀疑冷却液液位传感器存在电气故障,参考故障排除, "冷却液液位 - 测试"以了解关于对冷却液液位传感器的电气故障进行故障排除的信息。
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