1 燃油系统故障
燃油系统故障主要由燃油供给不足和喷油泵、喷油器技术状态不佳引起的。具体分析如下:(1)无燃油供给。AVL GK油箱内缺油，油箱开关未打开，油箱内柴油粗滤器、柴油细滤器滤芯被污物堵死;油箱盖通气孔被堵塞，油箱中形成真空，使柴油不易流动;油路中有空气形成气阻，使供油间断。检查的方法是，松开喷油泵进油管接头螺栓，看是否有油流出，若无油流出，则应由上而下仔细检查，针对不同情况分别采取相应措施。
| 喷油嘴 | S | ZCK155S523 | ZCK155S523 |
| 喷油嘴 | S | ZCK154S432 | ZCK154S432 |
| 喷油嘴 | S | ZCK154S428 | ZCK154S428 |
| 喷油嘴 | S | ZCK154S427 | ZCK154S427 |
| 喷油嘴 | S | ZCK154S425 | ZCK154S425 |
| 喷油嘴 | S | ZCK154S423 | ZCK154S423 |
| 喷油嘴 | S | ZCK150S840E | ZCK150S840E |
| 喷油嘴 | S | ZCK150S835E | ZCK150S835E |
| 喷油嘴 | S | ZCK150S830 | ZCK150S830 |
| 喷油嘴 | S | ZCK150S629 | ZCK150S629 |
| 喷油嘴 | S | ZCK150S532 | ZCK150S532 |
| 喷油嘴 | S | ZCK150S530A | ZCK150S530A |
| 喷油嘴 | S | ZCK150S435 | ZCK150S435 |
| 喷油嘴 | S | 0 433 271 190 | ZCK150S430 |
| 喷油嘴 | S | ZCK150S3165 | ZCK150S3165 |
| 喷油嘴 | S | YDLLA-155S325WO 4B | YDLLA-155S325WO 4B |
| 喷油嘴 | S | YDLLA-150S334S OBC | YDLLA-150S334S OBC |
| 喷油嘴 | S | 105990-53001 | YDLLA-150S334S |
| 喷油嘴 | S | YDLLA-150S325A2 8G | YDLLA-150S325A2 8G |
| 喷油嘴 | S | YDLLA-150S287G2A 6 | YDLLA-150S287G2A 6E |
| 喷油嘴 | S | YDLLA-150S285L131 | YDLLA-150S285L131 |
| 喷油嘴 | S | YDLLA-140S344B5 | YDLLA-140S344B5 |
| 喷油嘴 | S | YDLLA-140S324B4 | YDLLA-140S324B4 |
| 喷油嘴 | S | YDLLA-140S304NPO 5 | YDLLA-140S304NPO 5L |
