奔驰维修案例

1、- Fuel loss at pressure regulator valve, complaint about engine running characteristics (shakes, knocks, surges, changes to limp-home mode, poor output, poor fuel economy, combustion noise) -投诉Fuel loss at pressure regulator valve, complaint about engine running characteristics (shakes, knocks, surg

2、es, changes to limp-home mode, poor output, poor fuel economy, combustion noise).Incorrect installation of the pressure regulator valve (DRV) leads to malfunctions.Note:It is not possible to replace the pressure regulator valves individually due to imprecise installation processes in the workshop.Po

3、ssible consequences are internal leakage and damage to the pressure regulator valve.修改1. Perform engine diagnosis using Star Diagnosis.Note:If the pressure regulator valve (DRV) needs to be replaced according to the diagnosis, replace the RAIL with pressure regulator valve (DRV). Follow the same pro

4、cedure in the case of external leakage between the rail and the pressure regulator valve (DRV).主题编号GI07.16-P-012819车型3设计组07.16 Common Rail Diesel Injection (CDI)日期08-24-2007有效性Engines 629, 640, 642, 646, 647, 648 改变的Technical revisionReworking the pressure regulator valve (e.g. retightening) is not

5、permissible.Note:Warranty claims for pressure regulator valves (DRVs) replaced individually or retightened will be rejected!2. Remove/install/replace rail complete with pressure regulator valve (DRV).Note:Warranty claims for pressure regulator valves (DRVs) replaced individually or retightened will

6、be rejected!症状Power generation / Engine management / Engine running / Stalls/goes outPower generation / Engine management / Engine running / Poor fuel economyPower generation / Engine noise / Combustion noisePower generation / Fuel system / Fuel system leaks / Line leaksPower generation / Engine man

7、agement / Engine performance / No/poor output单元/故障代码单元故障代码故障代码描述CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2015(001)Rail pressure monitoring via volume control valve The rail pressure is too low.CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Clas

8、s 211,S-Class 220)2023(001)Rail pressure monitoring via pressure control valve The rail pressure is too high.CDI 5-Common Rail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class2017(002)Rail pressure monitoring via volume control valve The rail pressure is too low.Power generation / Engine

9、 management / Engine performance / Goes into limp-home modePower generation / Engine noise / Rings/knocksPower generation / Engine management / Engine running / Runs rough/shakesPower generation / Engine management / Engine running / Surges症状221,M-Class 164,GL164,E-Class 211)CDI 5-Common Rail Diesel

10、 Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2018(001)Rail pressure monitoring via volume control valve The rail pressure is too high.CDI 5-Common Rail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2019(001)

11、Rail pressure monitoring via pressure control valve The rail pressure is too low.CDI 5-Common Rail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2019(002)Rail pressure monitoring via pressure control valve The rail pressure is too low for the engine s

12、peed.CDI 5-Common Rail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2020(001)Rail pressure monitoring via pressure control valve The rail pressure is too high during regulation via the pressure regulator valve.CDI 5-Common Rail Diesel Injection, CDI5

13、-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2020(004)Rail pressure monitoring via pressure control valve The rail pressure is too high.CDI 5-Common Rail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2021(001)Rail pressure

14、monitoring via pressure control valve The minimum pressure was not reached.CDI 5-Common Rail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2023(001)Rail pressure monitoring via pressure control valve Theum pressure has been exceeded.CDI 5-Common Rail

15、Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2047(001)Rail pressure monitoring via volume control valve The rail pressure is too low.CDI 5-Common Rail Diesel2051Rail pressure monitoring viaInjection, CDI5-Common Rail Diesel Injection (S-Class 221,M-C

16、lass 164,GL164,E-Class 211)(001)pressure control valve The rail pressure is too low during regulation via the pressure regulator valve.CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2047(001)Rail pressure monitoring via volume control valve The rail pressure is to

17、o low.CDI 5-Common Rail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2052(001)Rail pressure monitoring via pressure control valve The measured pressure is implausible in relation to the power consumption of the pressure regulator valve.CDI 5-Common R

18、ail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2151(001)Y74 (Pressure control valve)Analogue-digital converter Value is above limit.CDI 5-Common Rail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)215

19、1(002)Y74 (Pressure control valve)Analogue-digital converter Value is below limit.CDI 5-Common Rail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2151(004)Y74 (Pressure control valve)Analogue-digital converter Signal faultyCDI 5-Common Rail Diesel Inj

20、ection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2500(004)Check component Y74 (Pressure control valve). Signal line is interrupted.CDI 5-Common Rail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2501(001)Check compo

21、nent Y74 (Pressure control valve). Short circuit to positiveCDI 5-Common Rail Diesel Injection, CDI5-Common Rail Diesel Injection (S-Class 221,M-Class 164,GL164,E-Class 211)2502(002)Check component Y74 (Pressure control valve). Short circuit to groundCDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 2

22、09,CLS219,E-Class 211,S-Class 220)2048(001)Rail pressure monitoringCheck component Y94 (Quantity control valve). The pressure reduction during deceleration is implausible.CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2049(001)Rail pressure monitoringCheck compone

23、nt Y94 (Quantity control valve). The on/off ratio in deceleration mode is not plausible.CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2050(001)Rail pressure monitoringCheck component Y94 (Quantity control valve). The on/off ratio in neutral is not plausible.CDI 3

24、-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2051(001)Rail pressure monitoring via pressure control valve The rail pressure is too low.CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2052(001)Rail pressure monitoring via pressure co

25、ntrol valve The measured pressure is implausible in relation to the power consumption of the pressure regulator valve.CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2151(001)Y74 (Pressure control valve)Analogue-digital converter Value is above limit.CDI 3-Common R

26、ail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2151(002)Y74 (Pressure control valve)Analogue-digital converter Value is below limit.CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2016(001)Rail pressure monitoring via volume control valve The

27、rail pressure is too high.CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2151(004)Y74 (Pressure control valve)Analogue-digital converter SignalFaultCDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2500(004)Check component Y74 (Pre

28、ssure control valve). Signal wireOPEN CIRCUITCDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2501(001)Check component Y74 (Pressure control valve). Short circuit to positiveCDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2502(002)

29、Check component Y74 (Pressure control valve). Short circuit to groundCDI 3-Common Rail Diesel2015Rail pressure monitoring viaInjection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)(001)volume control valve The rail pressure is too low.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (

30、CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2016(001)Rail pressure monitoring via volume control valve The rail pressure is too high.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2016(002)Rail pressure monitoring via volume control valve The

31、 pressure reduction during deceleration is implausible.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2016(004)Rail pressure monitoring via volume control valve Standard deviation in deceleration modeCDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CL

32、K 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2016(008)Rail pressure monitoring via volume control valve Standard deviation in idleCDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2017(001)Rail pressure monitoring via volume control valve The rail

33、pressure is too low.CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2017(001)Rail pressure monitoring via volume control valve The rail pressure is too low.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2017(002)Ra

34、il pressure monitoring via volume control valve The rail pressure is too low.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2018(001)Rail pressure monitoring via volume control valve The rail pressure is too high.CDI 3-Common Rail Diesel Injection3

35、(CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2019(001)Rail pressure monitoring via pressure control valve The rail pressure is too low.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2019(002)Rail pressure monitoring via pressure con

36、trol valve The rail pressure is too low for the engine speed.CDI 3-Common Rail Diesel2020Rail pressure monitoring viaInjection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)(001)pressure control valve The rail pressure is too high for the closed pressure regulator valve.CDI 3-Common

37、 Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2020(004)Rail pressure monitoring via pressure control valve The rail pressure is too high.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2021(001)Rail pressure mo

38、nitoring via pressure control valve The rail pressure is too low.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2023(001)Rail pressure monitoring via pressure control valve The rail pressure is too high.CDI 3-Common Rail Diesel Injection3 (CDI3_UP)

39、(CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2047(001)Rail pressure monitoring via volume control valve The rail pressure is too low.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2048(001)Rail pressure monitoring via volume control valve The

40、 pressure reduction during deceleration is implausible.CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2018(001)Rail pressure monitoring via volume control valve The rail pressure is too high.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211

41、,C-Class 203,S-Class 220)2050(001)Rail pressure monitoring via volume control valve The on/off ratio in neutral is not plausible.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2051(001)Rail pressure monitoring via pressure control valve The rail pre

42、ssure is too low.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2056(001)Rail pressure monitoring via pressure control valve The rail pressure is too high.CDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class

43、220)2125(008)Check component Y74 (Pressure control valve). An error occurred during the cutout testCDI 3-Common Rail Diesel2500Check component Y74 (PressureInjection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)(004)control valve). Signal line is interrupted.CDI 3-Common Rail Diese

44、l Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2501(001)Check component Y74 (Pressure control valve). Short circuit to positiveCDI 3-Common Rail Diesel Injection3 (CDI3_UP) (CLK 209,CLS 219,E-Class211,C-Class 203,S-Class 220)2502(002)Check component Y74 (Pressure control

45、valve). Short circuit to groundCDI 4-Common Rail Diesel Injection, CDI4-Common Rail Diesel Injection, CDI-Common Rail Diesel Injection (CDI4)(S-Class 221,CLK 209,R-Class 251,M-Class 164,GL 164,CLS219,C-Class 203,E-Class 211)2015(001)Rail pressure monitoring via volume control valve The rail pressure

46、 is too low.CDI 4-Common Rail Diesel Injection, CDI4-Common Rail Diesel Injection, CDI-Common Rail Diesel Injection (CDI4)(S-Class 221,CLK 209,R-Class 251,M-Class 164,GL 164,CLS219,C-Class 203,E-Class 211)2016(001)Rail pressure monitoring via volume control valve The rail pressure is too high.CDI 4-

47、Common Rail Diesel Injection, CDI4-Common Rail Diesel Injection, CDI-Common Rail Diesel Injection (CDI4)(S-Class 221,CLK 209,R-Class 251,M-Class 164,GL 164,CLS219,C-Class 203,E-Class 211)2016(002)Rail pressure monitoring via volume control valve The pressure reduction during deceleration is implausi

48、ble.CDI 3-Common Rail Diesel Injection3 (CDI3) (CLK 209,CLS219,E-Class 211,S-Class 220)2019(001)Rail pressure monitoring via pressure control valve The rail pressure is too low.CDI 4-Common Rail Diesel Injection, CDI4-Common Rail Diesel Injection, CDI-Common Rail Diesel Injection (CDI4)(S-Class 221,

49、CLK 209,R-Class 251,M-Class 164,GL 164,CLS219,C-Class 203,E-Class 211)2016(004)Rail pressure monitoring via volume control valve Standard deviation in deceleration modeCDI 4-Common Rail Diesel2016Rail pressure monitoring viaInjection, CDI4-Common Rail Diesel Injection, CDI-Common Rail Diesel Injecti

50、on (CDI4)(S-Class 221,CLK 209,R-Class 251,M-Class 164,GL 164,CLS219,C-Class 203,E-Class 211)(008)volume control valve Standard deviation in idleCDI 4-Common Rail Diesel Injection, CDI4-Common Rail Diesel Injection, CDI-Common Rail Diesel Injection (CDI4)(S-Class 221,CLK 209,R-Class 251,M-Class 164,G

51、L 164,CLS219,C-Class 203,E-Class 211)2017(001)Rail pressure monitoring via volume control valve The rail pressure is too low.CDI 4-Common Rail Diesel Injection, CDI4-Common Rail Diesel Injection, CDI-Common Rail Diesel Injection (CDI4)(S-Class 221,CLK 209,R-Class 251,M-Class 164,GL 164,CLS219,C-Clas

52、s 203,E-Class 211)2017(002)Rail pressure monitoring via volume control valve The rail pressure is too low.CDI 4-Common Rail Diesel Injection, CDI4-Common Rail Diesel Injection, CDI-Common Rail Diesel Injection (CDI4)(S-Class 221,CLK 209,R-Class 251,M-Class 164,GL 164,CLS219,C-Class 203,E-Class 211)2

53、018(001)Rail pressure monitoring via volume control valve The rail pressure is too high.CDI 4-Common Rail Diesel Injection, CDI4-Common Rail Diesel Injection, CDI-Common Rail Diesel Injection (CDI4)(S-Class 221,CLK 209,R-Class 251,M-Class 164,GL 164,CLS219,C-Class 203,E-Class 211)2019(001)Rail press

54、ure monitoring via pressure control valve The rail pressure is too low.CDI 4-Common Rail Diesel Injection, CDI4-Common Rail Diesel Injection, CDI-Common Rail Diesel Injection (CDI4)(S-Class 221,CLK 209,R-Class 251,M-Class 164,GL 164,CLS219,C-Class 203,E-Class 211)2019(002)Rail pressure monitoring vi

55、a pressure control valve The rail pressure is too low for the engine speed.CDI 4-Common Rail Diesel Injection, CDI4-Common Rail2020(001)Rail pressure monitoring via pressure control valve The railDiesel Injection, CDI-Common Rail Diesel Injection (CDI4)(S-Class 221,CLK 209,R-Class 251,M-Class 164,GL

56、 164,CLS219,C-Class 203,E-Class 211)pressure is too low for the closed pressure regulator valve.CDI 4-Common Rail Diesel Injection, CDI4-Common Rail Diesel Injection, CDI-Common Rail Diesel Injection (CDI4)(S-Class 221,CLK 209,R-Class 251,M-Class 164,GL 164,CLS219,C-Class 203,E-Class 211)2020(004)Rail pressure monitoring via pressure control valve The rail pres