Engine Overspeeds
使用本步骤以诊断和排除发动机超速故障，或如果有以下任何事件代码为现行状态，则使用本步骤。 有关事件代码和这些代码的默认触发点的信息，请参阅 故障诊断与排除, "事件代码列表"。 必须进入 Caterpillar 电子技师（ET）上的监控系统才能查看这些代码的当前触发点。
Show/hide table
| 事件代码 | ||
|---|---|---|
| 代码和描述 | 产生此代码的状况 | 系统响应 |
| E362(1) 发动机超速 | 在延迟时间内发动机转速持续超过发动机超速触发点。 | 记录该代码。 |
| E362(2)发动机超速 | 超出发动机高怠速转速时，电子控制模块（ECM）将不会向喷油器供电。 记录该代码。 |
|
可能原因
- 进气可燃。
- 负载突然减少
建议的措施
进气可燃
检查周围大气中有无碳氢化合物。 不要在周围大气中含有碳氢化合物的环境中运转发动机。
负载突然减少
逐渐减少发动机上的负载。
Caterpillar Information System:
AccuGrade Laser (CB420) Configuration (Dual Mast System)
D6K Track-Type Tractor Power Train Final Drive - Remove
AccuGrade Laser (CB420) Display Description (Dual Mast System)
IT38H Integrated Toolcarrier and 938H Wheel Loader Machine Systems Blower Motor (Air Conditioner, Heater) - Remove
2007/06/25 Updates to the Tractor Wiring Group and Lighting Wiring Group Improves the Service Life of the Machines {1408, 1429}
D6T Track-Type Tractor Operating Technique Information
IT38H Integrated Toolcarrier and 938H Wheel Loader Machine Systems Seat - Remove
D3K, D4K and D5K Track-Type Tractors Engine Supplement Air Cleaner - Remove and Install
AD55B Underground Articulated Truck Power Train Front Axle Mounting
AD55B Underground Articulated Truck Power Train Drive Shaft
AD55B Underground Articulated Truck Hydraulic System Speed Sensor (Fan Drive)
3508B Engine for 854G Wheel Dozers and 992G Wheel Loaders MID 036 - CID 1937 - FMI 02 Engine Coolant Flow Switch erratic, intermittent, or incorrect
D6K Track-Type Tractor Machine Systems Ripper Carriage (Beam) - Remove and Install
IT38H Integrated Toolcarrier and 938H Wheel Loader Machine Systems Evaporator Coil and Heater Coil - Remove
953D Track-Type Loader Power Train Brake and Final Drive Group
AD55B Underground Articulated Truck Power Train Torque Converter and Updrive
AD55B Underground Articulated Truck Drive Shaft Universal Joints, Splines and Bearings - Inspect/Lubricate
AD55B Underground Articulated Truck C27 Engine Supplement Cooling System Package (Radiator, Fan, Aftercooler) - Remove
AD55B Underground Articulated Truck C27 Engine Supplement Cooling System Package (Radiator, Fan, Aftercooler) - Install
834H Wheel Dozer and 836H Landfill Compactor Electrohydraulic System Tilt and Tip Cylinder - Left Side
IT38H Integrated Toolcarrier and 938H Wheel Loader Machine Systems Evaporator Coil and Heater Coil - Install
Custom Product Support Literature for the 303-4178 Steel Mill Ar for the 972H Wheel Loaders{0374, 7000} Custom Product Support Literature for the 303-4178 Steel Mill Ar for the 972H Wheel Loaders{0374, 7000}
AccuGrade Laser (CB420) End User License Agreement
IT38H Integrated Toolcarrier and 938H Wheel Loader Machine Systems Window Wiper and Wiper Motor (Rear) - Remove