奔驰流量控制阀上的功能故障和 / 或高压泵流量控制阀上的操作：GI07.16-P-002945

本篇按原通告的适用范围、投诉、原因和补救顺序重新编排，便于维修时快速定位信息；具体数值、零件和操作要求可在文末保留的原始页面中逐项核对。

一、故障现象与投诉条件

怠速运转时 / 滑行时 / 起步时转速小于 1500 rpm 时出现发动机运行投诉。

二、原通告列出的可能原因

三、检查与补救步骤

1. 使用 Star Diagnosis 对高压泵和流量控制阀进行引导型检测。

障，则可以单独更换部件。

要地拆卸高压泵所产生的费用需自付。

四、控制单元与故障代码

障文本

CDI 3-Common Rail Diesel In-

jection3 (CDI3) (E (211),CLK

(209),S (220))

2048 (001) Rail pressure monitoringCheck component Y94 (Quantity control

valve). The pressure reduction during deceleration is implausible.

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),S (220))

2016 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too high.

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),S (220))

2016 (004) Rail pressure monitoring via volume control valve Standard de-

viation in deceleration mode

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),S (220))

2016 (002) Rail pressure monitoring via volume control valve The pressure

reduction during deceleration is implausible.

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),S (220))

2048 (001) Rail pressure monitoring via volume control valve The pressure

reduction during deceleration is implausible.

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),S (220))

2017 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too low.

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),S (220))

2047 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too low.

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),S (220))

2050 (001) Rail pressure monitoring via volume control valve The on/off ratio

in neutral is not plausible.

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),S (220))

2016 (008) Rail pressure monitoring via volume control valve Standard de-

viation in idle

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),S (220))

2018 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too high.

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),S (220))

2017 (002) Rail pressure monitoring via volume control valve The rail pressu-

re is too low.

CDI 3-Common Rail Diesel In-

jection3 (CDI3) (E (211),CLK

(209),S (220))

2050 (001) Rail pressure monitoringCheck component Y94 (Quantity control

valve). The on/off ratio in neutral is not plausible.

CDI-Common Rail Diesel In-

jection (CDIA1) (B (245),A

(169))

2017 (002) Rail pressure monitoring via volume control valve The rail pressu-

re is too low.

CDI-Common Rail Diesel In-

jection (CDIA1) (B (245),A

(169))

2018 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too high.

CDI-Common Rail Diesel In-

jection (CDIA1) (B (245),A

(169))

2016 (008) Rail pressure monitoring via volume control valve Standard de-

viation in idle

CDI-Common Rail Diesel In-

jection (CDIA1) (B (245),A

(169))

2047 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too low.

CDI-Common Rail Diesel In-

jection (CDIA1) (B (245),A

(169))

2017 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too low.

CDI-Common Rail Diesel In-

jection (CDIA1) (B (245),A

(169))

2016 (002) Rail pressure monitoring via volume control valve The pressure

reduction during deceleration is implausible.

CDI-Common Rail Diesel In-

jection (CDIA1) (B (245),A

(169))

2016 (004) Rail pressure monitoring via volume control valve Standard de-

viation in deceleration mode

CDI-Common Rail Diesel In-

jection (CDIA1) (B (245),A

(169))

2016 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too high.

CDI-Common Rail Diesel In-

jection (CDIA1) (B (245),A

(169))

2015 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too low.

CDI 3-Common Rail Diesel In-

jection3 (CDI3) (E (211),CLK

(209),S (220))

2047 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too low.

CDI 3-Common Rail Diesel In-

jection3 (CDI3) (E (211),CLK

(209),S (220))

2016 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too high.

CDI 3-Common Rail Diesel In-

jection3 (CDI3) (E (211),CLK

(209),S (220))

2049 (001) Rail pressure monitoringCheck component Y94 (Quantity control

valve). The on/off ratio in deceleration mode is not plausible.

CDI 3-Common Rail Diesel In-

jection3 (CDI3) (E (211),CLK

(209),S (220))

2015 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too low.

CDI 3-Common Rail Diesel In-

jection3 (CDI3) (E (211),CLK

(209),S (220))

2017 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too low.

CDI 3-Common Rail Diesel In-

jection3 (CDI3) (E (211),CLK

(209),S (220))

2018 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too high.

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),S (220))

2015 (001) Rail pressure monitoring via volume control valve The rail pressu-

re is too low.

五、零件、操作与WIS参考

零件信息

零件号 ES1 ES2 名称 数量 提示 EPC

A 640 074 00 84 流量控制阀 1 适用于发动机 640 X

A6460740084 流量控制阀 1 适用于发动机 646 / 647 / 648 X

操作号与损坏代码

容 时间 损坏代码 提示

07274 52

WIS参考

6、原始TIPS通告页面

以下完整保留3页原通告。若页面提到的图片、声音或其他附件没有包含在当前PDF中，本文不自行补画或代替附件内容。

7、适用边界

本案例只覆盖上述适用范围和通告所述故障情形。维修前应核对VIN、生产日期、发动机或控制单元版本及当前故障记录；现象或检查结果不一致时，应继续按对应车辆的Xentry引导测试和WIS流程诊断。

本文依据奔驰相关技术资料进行归纳与重新编排，文中技术示意图均由群辉宜修车重新绘制，原通告页面作为资料对照保留。不同车型、年款及配置可能存在差异，具体参数与维修步骤请以对应车辆的最新厂家维修文件、诊断仪提示及实车测量结果为准。