Chery A18. Manual — part 47

OIL PRESSURE TESTING PARAMETER LIST

Serial

No.

Subject

Rev

r/min

Pressure Kpa

(Kgf/cm

2

)

Judgment

Index

Achievement

1

Oil Yield Starting Time（s）

200

Oil yield

starting

≤4

2

Oil output（L/min）

800

196（2）

>6

Oil output（L/min）

3000

294（3）

>28

3

Opening Pressure of

Pressure Limit Valve: Kpa

(Kgf/cm

2

)

2000

Oil yield

starting

440±20

（4.49±

0.2）

4

Seal

686（7.0）

No oil

leakage on

each faying

face

Passed

1

Maintenance Manual of Karry

(MK60 ABS)

Service Department of Chery Automobile Distribution CO., Ltd

2

Contents

1.

Flow chart of trouble diagnosis. . . . . . . . . . . . . . . . . . . . . . . . . 3

2.

Precautions for fault diagnosis . . . . . . . . . . . . . . . . . . . . . . . . .. 4

3.

Operational method and function introduction of fault-diagnosing device . . . . . . . .. 4

3.1

Operational method . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

3.2

Introduction on function code . . . . . . . . . . . . . . . . . . . . . . . . 4

3.3

Functional key . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 4

4.

Servicing point of adventitious fault . . . . . . . . . . . . . . . . . . . . . . . 5

5.

MK 60 ABS System. . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 6

5.1

Inspection on ABS warning lamp. . . . . . . . . . . . . . . . . . . . . . 6

5.2

Reading of state information. . . . . . . . . . . . . . . . . . . . . . . ... 6

5.3

Read fault code . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 6

5.4

Eliminate fault code . . . . . . . . . . . . . . . . . . . . . . . . . . ... 6

5.5

Display mode of fault code. . . . . . . . . . . . . . . . . . . . . . . . . 6

6.

Diagnosis of hydraulic control unit. . . . . . . . . . . . . . . . . . . . . . ... 7

7.

Indexed list for rapid trouble shooting . . . . . . . . . . . . . . . . . . . . . .. 8

7.1

Index for fault inspecting list of fault code . . . . . . . . . . . . . . . . . . .. 8

7.2

Index for fault inspecting list of faultless code . . . . . . . . . . . . . . . . . 8

8.

ABS ECU Socket. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 9

9.

Electric wiring diagram. . . . . . . . . . . . . . . . . . . . . . . . . . ... 10

10. Fault inspecting list of fault code . . . . . . . . . . . . . . . . . . . . . . . 11
11. Fault inspecting list of faultless code . . . . . . . . . . . . . . . . . . . . . .. 18
12. Inspection on ABS system . . . . . . . . . . . . . . . . . . . . . . . . . .. 24
13. Inspection on ABS operation . . . . . . . . . . . . . . . . . . . . . . . . .. 26

13.1

Inspection on output voltage of speed sensor of wheel . . . . . . . . . . . . . .. 26

13.2

Check hydraulic control unit (HCU) . . . . . . . . . . . . . . . . . . . . . 26

14. Disassembly and assembly. . . . . . . . . . . . . . . . . . . . . . . . . .. 27

14.1

Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 27

14.2

Disassembly of MK60 HECU assembly . . . . . . . . . . . . . . . . . . ... 27

14.3

Reinstallation of ABS assembly. . . . . . . . . . . . . . . . . . . . . . 28

15. ECU coding. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
16. Liquid adding and exhaust . . . . . . . . . . . . . . . . . . . . . . . . . .. 30

16.1

Wet-type HECU . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 30

16.2

Dry-type HECU . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 30

3

1. Flow chart of trouble diagnosis