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jian xiu dian pen che bu neng zhi cha dian
Author(s): 
Pages: 41
Year: Issue:  2
Journal: Auto Application

Keyword:  发动机怠速转速电喷车步进电机节气门燃油喷射清洗喷嘴水道堵塞喷油嘴位置传感器;
Abstract: <正> 一辆装有电喷(电控燃油喷射)发动机的轿车在发动机的温度升至正常工作温度后,发动机的怠速转速仍然为1200r/min。电脑内也无故障码。 调整节气门体上的怠速转速调节螺钉,发动机的怠速转速依然很高。检查火花塞,并用喷油嘴清洗仪清洗喷嘴并试验后,发动机的怠速转速仍没有降下来。用油压表测量燃油压力在250kPa左右,且
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