Electrical Component and Connector Locations
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| 图 1 | g01746214 |
底盘 ECM 的输入和输出部件 | |
部件位置
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| 图 2 | g01950491 |
驾驶室视图 (1) 方向/速度操纵杆 (2) 举倾操纵杆 (3) Advisor (4) 仪表组 | |
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| 图 3 | g01952098 |
控制 (1) 方向/速度操纵杆 (1a) 升档按钮 (1b) 降档按钮 (1c) 档位选择器锁 (2) 举倾操纵杆 (5) 减速器调整装置 (6) 自动减速器控制（ARC） (7) 备用油门和油门锁开关 (8) 左侧动力车窗开关 (9) 右侧动力车窗开关 (10) WAVS 开关（如有配备） (11) 前轮缓速开关 | |
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| 图 4 | g01952089 |
控制 (3) Advisor (4) 仪表组 (12) 前大灯、停车灯和尾灯的开关 (13) 危险闪光灯开关 (14) 前雾灯开关 (15) 检修灯开关 (16) 面板灯开关 (17) 发动机起动开关 (18) 点烟器 (19) 12 V 电源插座 (20) 风扇转速开关 (21) 温度调节控制器 (22) 空调开关 (23) 加热式后视镜开关（如有配备） | |
下述部件位于可从驾驶室外部前方进入的舱室内。
- 制动器电子控制模块（ECM）
- 底盘 ECM
下述部件位于驾驶室后部舱室内：
- Product Link ECM
- VIMSTM ECM
制动器 ECM 控制以下各项：
- 自动减速器控制（ARC）
- 牵引控制系统（TCS）
- 行车制动器
- 停车制动器
- 制动器冷却
电子控制模块可以通过 Cat 数据链路彼此通信。 可通过下列任一工具访问来自电子控制模块的信息：
- Advisor 显示模块
- 仪表组显示模块
- Caterpillar Electronic Technician（Cat ET）维修工具
应采用下列参考资料确定电气部件和接头的位置：
- 电气示意图
- 零件手册
- 操作和保养手册
下列信息为阅读指南：
- 部件位置图表
- 线束接头图表
- 区域视图
- 机器轮廓
可以在电气示意图的背面找到所有这些部件。
接头触点编号
制动器 ECM
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| 图 5 | g00554751 |
电子控制模块（ECM） | |
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| 图 6 | g00556522 |
与 ECM 匹配的机器线束接头 J1 和 J2。 | |
Caterpillar Information System:
793F Series AC Off-Highway Truck Chassis Electronic Control System General Information
793F and 797F Off-Highway Trucks Chassis Electronic Control System Electronic Control Module (ECM) - Configure
2008/12/08 A New Torque Sequence for the Valve Cover Is Now Used {1107}
854K Wheel Dozer and 992K, 993K Wheel Loaders VIMSTM 3G / Product Link Wiring Harness (Short Circuit) - Test
541 Track Feller Buncher, 551 Track Feller Buncher and 552 Track Feller Buncher Machine Systems Relief Valve (Line) - Test and Adjust
854K Wheel Dozer and 992K, 993K Wheel Loaders VIMSTM 3G / Product Link Wiring Harness (Open Circuit) - Test
793F and 797F Off-Highway Trucks Chassis Electronic Control System Electrical Connector - Inspect
Intermittent Erratic Shifting and Derated Engine rpm{1000, 3030, 3101} Intermittent Erratic Shifting and Derated Engine rpm{1000, 3030, 3101}
Procedure to Retrofit a Diesel Particulate Filter (DPF) for Emissions on a IT62G Integrated Toolcarrier, and on 950F Series II, 950G, and 962G Wheel Loaders{1061, 108F, 1091} Procedure to Retrofit a Diesel Particulate Filter (DPF) for Emissions on a IT62G Integrated Toolcarrier, and on 950F Series II, 950G, and 962G Wheel Loaders{1061, 108F, 1091}
2009/01/26 New Plate Assemblies Updated the Lighting Wiring Group and the Platform Wiring Group {1408, 1429}
793F and 797F Off-Highway Trucks Chassis Electronic Control System Electrical Output Components
2008/12/22 Test and Adjusting, RENR6480 Has Been Updated on SIS Web. {5070, 5070}
793F and 797F Off-Highway Trucks Chassis Electronic Control System Diagnostic Capabilities
793F and 797F Off-Highway Trucks Chassis Electronic Control System Event Code List
R2900G Load Haul Dump Cab Air Filter - Clean/Replace - If Equipped
735, 740 and 740 EJECTOR Articulated Trucks Machine Systems Brake Control Valve (Service)
795F AC and 795F AC XQ Off-Highway Truck Engine Supplement Guard (Engine Oil Pan) - Remove and Install
795F AC and 795F AC XQ Off-Highway Truck Engine Supplement Engine - Remove
795F AC and 795F AC XQ Off-Highway Truck Engine Supplement Engine - Install
Rework for the Implement Gear Pump {5055, 5070, 5073} Rework for the Implement Gear Pump {5055, 5070, 5073}
120K and 120K Series 2 Motor Graders Machine Systems Air Tank - Remove and Install
2008/12/08 Replacement Engines are Available for Legacy Machines {1000}
2009/01/19 A New Seal Kit Is Available for Backhoe Loaders {5051}
2009/04/27 New Updates to Articulated Trucks {1408, 7319, 7348}