对于常开型燃油计量阀,其默认工作状态为常开,不通电状态
溢流阀是一个多级机械阀,用于调节输油泵出油压力,对于油泵的润滑和回油正常。TMH GK当燃油计量阀进口油压过高时(一般为0.1MPa),溢流阀将打开回油口,使燃油重新回到输入泵入口或者燃油箱。
三、常见故障模式与故障分析
不同的机型,依据所应用的燃油计量阀类型以及具体控制策略的不同,其故障现象与故障码定义会略有不同,但基本思路是一致的。
喷油嘴 | P(共轨) | V0605P144 | V0605P144 |
喷油嘴 | P(共轨) | V0600P142 | V0600P142 |
喷油嘴 | P(共轨) | V0203P152 | V0203P152 |
喷油嘴 | P(共轨) | P2717 | P2717 |
喷油嘴 | P(共轨) | P2707 | P2707 |
喷油嘴 | P(共轨) | P2702 | P2702 |
喷油嘴 | P(共轨) | P2692 | P2692 |
喷油嘴 | P(共轨) | P2104 | P2104 |
喷油嘴 | P(共轨) | M1600P150 | M1600P150 |
喷油嘴 | P(共轨) | M1003P152 | M1003P152 |
喷油嘴 | P(共轨) | M1001P152 | M1001P152 |
喷油嘴 | P(共轨) | M0604P142 | M0604P142 |
喷油嘴 | P(共轨) | M0601P153 | M0601P153 |
喷油嘴 | P(共轨) | M0502P147 | M0502P147 |
喷油嘴 | P(共轨) | M0034P150 | M0034P150 |
喷油嘴 | P(共轨) | M0032P150 | M0032P150 |
喷油嘴 | P(共轨) | M0031P145 | M0031P145 |
喷油嘴 | P(共轨) | M0027P155 | M0027P155 |
喷油嘴 | P(共轨) | 98 011 254 80 | M0019P140 |
喷油嘴 | P(共轨) | M0019P140 | M0019P140 |
喷油嘴 | P(共轨) | M0018P155 | M0018P155 |
喷油嘴 | P(共轨) | M0011P162 | M0011P162 |