Checking Engine Cylinders
当发动机带负荷时，排气歧管口的温度可以用来指示喷油器的状况。 排气歧管口的温度低说明没有燃油进入缸内。 这有可能表明喷油器有毛病。 排气歧管口的温度非常高可能说明进入缸内的燃油太多。 温度高也可能由有毛病的喷油器引起的。
有关检查排气歧管口温度的步骤，请参阅测试与调整, "排气温度的测量"。
Caterpillar Information System:
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3408E and 3412E Engines for Caterpillar Built Machines Air Inlet and Exhaust System - Inspect
3126B Engines Cooling System - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader E017 High Engine Coolant Temperature Warning
2000/02/01 Correction to Guideline for Reusable Parts and Salvage Operations, SEBF8277-00 {1201}
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3126B Engines Excessive Engine Oil Consumption - Inspect
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Procedure For Replacing The Software For The Timing Control Module{1901} Procedure For Replacing The Software For The Timing Control Module{1901}
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3126B and 3126E Truck Engine Water Pump - Test
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