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CADDYAB016AC

一汽 -大众售后服务技术培训

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CADDYAB016AC

The Caddy 2004

Heating/Ventilation/Air-conditioning

加热 /通风 /空调

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CADDYAB016AC

Table of Contents目录 Heating供暖 Climatic, operation空调操纵装置 Air flow, cooling circuit空气流动，冷却循环 Sensors/actuators传感器 /执行元件 CAN system network网络 Tools工具

4VW◆Service Training

CADDYAB016AC

Control unit with seat heater 带座椅加热的控制单元

Heating 加热Heating 加热

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Control unit with seat and parking heater 带座椅加热和停车加热的控制单元

Heating 加热Heating 加热

6VW◆Service Training

CADDYAB016AC

There are 6 types of heating and 6 types of climatic control 六种类型 :- With and without instant heat button for parking heater带和不带停车加热键- With and without potentiometer for seat heater带和不带座椅加热旋钮- With and without rear windscreen heater带和不带后风档加热

New! Tell-tale lights 新型提示灯

Floating arrangement 不固定的排列Control unit 控制单元

Heating/Climatic 加热 / 空调Heating/Climatic 加热 / 空调

7VW◆Service Training

CADDYAB016AC

Climatic 空调Climatic 空调

Control unit with seatand parking heater 带座椅加热和停车加热的控制单元

ECON

8VW◆Service Training

CADDYAB016AC

ECON

Internal temperature sensor

内部温度传感器

Climatic 空调Climatic 空调

9VW◆Service Training

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Internal temperature sensor 内部温度传感器

Integrated thermal/visual sensor

整合的温度和光照强度传感元件

优点：无杂质通过鼓风机、低成本、无机械旋转部件

ECON

Climatic 空调Climatic 空调

10VW◆Service Training

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Pollen filter 花粉滤清器

Air flow 空气流动Air flow 空气流动

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Pollen filter 花粉滤清器－活性炭过滤器

Air flow 空气流动Air flow 空气流动

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Air flow 空气流动Air flow 空气流动

Climatic 空调

－前部圆形出风口 风窗出风口 脚坑出风口

前排乘员脚坑出风口 后排乘员左侧出风口

前 排乘员中央副仪表板处出风口 后排乘员出风口

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CADDYAB016AC

With rear air outlet 带后出气口 If rear outlet is absent, blind caps are fitted 不带后出气口安装堵盖

Air outlet in centre console 肘托出口

Right and left air outlets in footwell 左、右脚窝出口

Air outlet in rear footwell 后脚窝出口

Blind caps

Air flow 不同空气流动Air flow 不同空气流动

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CADDYAB016AC

G263

G65

Expansion valve

膨胀阀

Dryer干燥器

Cooling circuit 制冷循环Cooling circuit 制冷循环

System overview 系统概述

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CADDYAB016AC

Expansion valve 膨胀阀

High pressure sensor 高压传感器 G65 Dryer 干燥器

Evaporator 蒸发器

System overview 系统概述

Cooling circuit 制冷循环Cooling circuit 制冷循环

17VW◆Service Training

CADDYAB016AC

- Individual block connections 特殊连接 , no quick-release couplings 无卸压阀 - Condenser with dryer 冷凝器带干燥器 (as Touran/Golf 5) - Expansion valve in centre of engine compartment 膨胀阀在发动机舱中央 - Pressure sensor for coolant pressure on compressor 压力传感器 G65 在高压侧 - One temperature sensor down stream of evaporator 温度传感器 G263 在蒸发器下侧 - Filling quantity 制冷剂填充量 R134a: 525 +/- 25 grams 克

Expansion valve 膨胀阀

Cooling circuit 制冷环路

Cooling circuit 制冷环路

18VW◆Service Training

CADDYAB016AC

T.30, T.31, T.15, T.75, T.58d

J131 J132

J519

Z1

V113

J162

N24 V2

J65 (Heater 加热器 )

System overview 系统概述

Sensors/Actuators 传感器 / 执行元件

Sensors/Actuators 传感器 / 执行元件

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CADDYAB016AC

A15 A11 A6 A3

J 65

T.75/5A

T.30/10A

A16 A18 A20 A19 A 5 A8

M

Circulating/fresh airvalve 内外循环转换阀 V 113

Input and output signals 输入输出信号

J132right

J131left

C3 C2 C1 C4 C5

T.75/40A

Earth

T.15

Sensors/Actuators传感器 / 执行元件

Sensors/Actuators传感器 / 执行元件

Heater

20VW◆Service Training

CADDYAB016AC

A5

A15 A19 A20 A8 A7

J 301

A3 A18 B2 B4

高压传感器 G 65High pressure sensor

Sensor for air outlet temp. body ventsG191 外部温度

Sensor for air outlet temp.EvaporatorG263 蒸发器温度

Sensor for airoutlet temp.footwell G192 脚窝温度

T.75/5A Seat heater

T.30/10AT.31

B8 B7 B5 B1 B11 B9 B10

B7 (5 Volt )B8 (Earth)

1 2 3

M M

Circulating/fresh air valve V113

内外循环转换阀

Temperature valve V68/G92温度调节电机及传感器

T.15A 5A

T.31

Comfort CAN

Input signals 输入信号

5 Volt

Earth

High Low

Climatic

Sensors/Actuators 传感器 / 执行元件

Sensors/Actuators 传感器 / 执行元件

21VW◆Service Training

CADDYAB016AC

A16 A13 A12

J301Climatic

BLOWERSWITCH鼓风机开关

V2

C3 C2 C1 C4 C5

T.75A

N24

Parking heater停车加热

T.31

400 Hz-PWM

3 2 4

1

N280

Output signals 输出信号

J 132 right

J 131 left

Sensors/Actuators 传感器 / 执行元件

Sensors/Actuators 传感器 / 执行元件

22VW◆Service Training

CADDYAB016AC

PSCU 能源控制单元

Load 负荷Reversing switchWiper 雨刮Heated rear 后窗windscreen 加热

Gateway

网关

ECU

控制单元

Speed

速度

COMBI

PARKING HEATE 停车

加热

Cooling water temperature

冷却液温度

CAN system network 控制单元局域网CAN system network 控制单元局域网

ECON

23VW◆Service Training

CADDYAB016AC

• 散热器温度传感器短路

• 外部温度传感器断路

• 01-08-137(BRY)

• 08-03空调高压传感器压力与占空比

24VW◆Service Training

CADDYAB016AC

all control units have been read:Press “Go to” button.Select “Function/component selection”. Select “Body”. “Heating, ventilation, air conditioning Select “On Board Diagnostic (OBD) capable systems”. Select “Climatronic”. Select “Functions”. “Basic setting.” “Coding Climatronic control unit” “Checking cooling output” “Read measured value block”

guided fault finding

25VW◆Service Training

CADDYAB016AC

Supply package1 x test cable 57-pin1 x cover plate

ManufacturerCar tool, IngolstadtASE 441 024 00 000

V.A.G 1598/42

V.A.G 1598/47

Tools 工具Tools 工具

26VW◆Service Training

CADDYAB016AC

驻车加热系统

Caddy 选装 Thermo V Top 驻车加热系统。－驻车加热控制单元集成在加 热单元里－燃烧空气的电子开关直 接安装在控制单元上－驻车加热在加热单元里安装 了第二个 NTC 温度传感器， 能够提高冷却液温度的监控 和调节效果。－通过真空喷射器，将燃油喷 出，并与燃气混合。

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Black screen