喷油器调压弹簧、挺杆等零件上的脏物通过喷油器挺杆移到了喷油器针阀上部，或油路上用于防止漏油的棉绳、铅丝经高压油管进入喷油器，都会使针阀偶件卡死。 机温过高喷油器冷却，造成地阀偶件卡死。而供油时间过迟、冷却水道水垢过多或堵塞、TMH GK水泵叶轮端面磨损、发动机长期**负荷等又会使发动机过热。 出油阀磨损，使喷油器停止喷油时出现滴油现象
| 喷油嘴 | S | 0 433 271 655 | DLLA150S1238 |
| 喷油嘴 | S | 0 433 271 656 | DLLA150S1237 |
| 喷油嘴 | S | 0 433 271 657 | DLLA150S1234 |
| 喷油嘴 | S | DLLA150S1220 | DLLA150S1220 |
| 喷油嘴 | S | 0 433 271 714 | DLLA150S1137 |
| 喷油嘴 | S | DLLA150S1055 | DLLA150S1055 |
| 喷油嘴 | S | DLLA150S024 | DLLA150S024 |
| 喷油嘴 | S | DLLA150S005 | DLLA150S005 |
| 喷油嘴 | S | DLLA149SM304 | DLLA149SM304 |
| 喷油嘴 | S | 0 433 271 377 | DLLA149S775 |
| 喷油嘴 | S | 0 433 271 376 | DLLA149S774 |
| 喷油嘴 | S | 093400-0450 | DLLA149S394 |
| 喷油嘴 | S | 0 433 271 673 | DLLA149S1209 |
| 喷油嘴 | S | 0 433 271 675 | DLLA149S1207 |
| 喷油嘴 | S | DLLA148S1272 | DLLA148S1272 |
| 喷油嘴 | S | DLLA148S1263 | DLLA148S1263 |
| 喷油嘴 | S | DLLA148S1098 | DLLA148S1098 |
| 喷油嘴 | S | 0 433 271 732 | DLLA148S1089 |
| 喷油嘴 | S | DLLA147S071 | DLLA147S071 |
| 喷油嘴 | S | DLLA146SM285A | DLLA146SM285A |
| 喷油嘴 | S | 105025-2240 | DLLA146SM224 |
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