奔驰吸气风扇电气故障 (Refer to GI20.40-P-040753, V3)：LI20.40-P-054878

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

障信息：电动吸气风扇“对地短路”。

况。

产生此条信息时，冷却液温度显示也可能会不稳定。

二、原通告列出的可能原因

障代码“电动吸气风扇对地短路”。

况下启动发动机时）引起的。

障。

三、检查与补救步骤

助系统 (DAS) 中使用规定的检测步骤检查风扇的功能

障记忆

障无法再次重现时，不得更换电动吸气风扇！

障可以重现，更换风扇，并在所更换的风扇上附上检测报告

提示：

障码可以链接到相应测试）

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),CLS (219))

1636 (002) Check component M4/7 (Engine and AC electric suction fan with

integrated control). Short circuit to ground

ME-SFI-Motor electronics (ME-

SE) (E (211),CLK (209),C

(203),SLK (171))

201F (002) M4/7 (Engine and AC electric suction fan with integrated control),

Short circuit to ground/Open circuit in wiring

ME-SFI-Motor electronics (ME-

GANCV3) (E (211))

201F (002) M4/7 (Engine and AC electric suction fan with integrated control),

Short circuit to ground/Open circuit in wiring

CDI 2-Common Rail Diesel In-

jection (CDI2) (CLK (209),C

(203))

P1636 (004) Electric suction fan Short circuit

ME-SFI-Motor electronics (ME-

GANCV3) (E (211))

201F (002) M4/7 (Engine and AC electric suction fan with integrated control),

Short circuit to ground/Open circuit in wiring ([all_GF])

CDI-Common Rail Diesel In-

jection (CDIA1) (B (245),A

(169))

1636 (002) Check component M4/7 (Engine and AC electric suction fan with

integrated control). Short circuit to ground

ME-SFI-Motor electronics (ME-

DE) (SLK (171))

201F (002) M4/3 (engine/AC electric suction fan), Short circuit to ground/

Open circuit in wiring ((BAUREIHE@171))

ME-SFI-Motor electronics

(SIM266KERSG) (B (245),A

(169))

0037 (002) M4/7 (Engine and AC electric suction fan with integrated control)

Short circuit to ground

CDI 6BIN5-Common Rail Die-

sel Injection (CDI6BIN5) (R

(251),M (164))

10BF00 The control line to component M4/7 (Engine and AC electric suc-

tion fan with integrated control) has Open circuit.

CDI 6BIN5-Common Rail Die-

sel Injection (CDI6BIN5) (R

(251),M (164))

10C200 The control line to component M4/7 (Engine and AC electric suc-

tion fan with integrated control) has Short circuit to ground.

ME-SFI-Motor electronics

(SIM266KE) (B (245),A (169))

0037 (002) M4/7 (Engine and AC electric suction fan with integrated control)

Short circuit to ground

ME-SFI-Motor electronics (ME-

SE) (SLK (171))

201F (002) M4/7 (Engine and AC electric suction fan with integrated control),

Short circuit to ground/Open circuit in wiring ((BAUREIHE@171))

CDI 3-Common Rail Diesel In-

jection3 (CDI3_UP) (E (211),

CLK (209),C (203),CLS (219))

1636 (002) Check component M4/7 (Engine and AC electric suction fan with

integrated control). Short circuit to ground

ME-SFI-Motor electronics (ME-

GA) (E (211))

201F (002) M4/7 (Engine and AC electric suction fan with integrated control),

Short circuit to ground/Open circuit in wiring

ME-SFI-Motor electronics

(SIM266CNG) (B (245))

0037 (002) M4/7 (Engine and AC electric suction fan with integrated control)

Short circuit to ground

燃机'M271'的

发动机电子设

备'SIM271KE20' (ME（发动

机电子设备）), ME-SFI-Motor

electronics (SIM271KE20) (C

(204))

0691 电风扇1的输出端对地短路。 _

燃机'M271'的

发动机电子设

备'SIM271KE20' (ME（发动

机电子设备）), ME-SFI-Motor

electronics (SIM271KE20) (C

(203))

0691 The output of electric fan 1 has a short circuit to ground.

燃机'M271'的

发动机电子设

备'SIM271KE20' (ME（发动

机电子设备）), ME-SFI-Mo-

tor electronics (SIM271KE20)

(GLK (204))

0691 电风扇1的输出端对地短路。 _

ME-SFI-Motor electronics

(SIM4) (C (203))

P2020 (002) M4/3 (engine/AC electric suction fan), Short circuit to ground/

Open circuit in wiring

ME-SFI-Motor electronics (ME-

DE) (E (211),CLK (209),C

(203),SLK (171))

201F (002) M4/7 (Engine and AC electric suction fan with integrated control),

Short circuit to ground/Open circuit in wiring

CDI 4-Common Rail Diesel In-

jection, CDI-Common Rail Die-

sel Injection, CDI4-Common

1636 (002) M4/7 (Engine and AC electric suction fan with integrated control)

Short circuit in the signal line

Rail Diesel Injection (E (211),

R (251),CLK (209),C (203),S

(221),M (164),CLS (219),CL

(216))

CDI 5-Common Rail Diesel In-

jection, CDI5-Common Rail

Diesel Injection (E (211),S

(221),M (164),CL (216))

1636 (002) Check component M4/7 (Engine and AC electric suction fan with

integrated control). Short circuit in the signal line

五、零件、操作与WIS参考

操作号与损坏代码

容 时间 损坏代码 提示

50036 73

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。