Chery A18. Manual — part 49

8

7. Indexed list for rapid trouble shooting

7.1 Index for fault inspecting list of fault code

Diagnosis

code

Fault

description

Diagnosis content

SN of inspecting

list

Reference page

00003

Electronic
control unit

Damaged

P. 27

01276

ABS hydraulic
pump

Electromotor

cannot

operate normally

1

P.11

00283

Sensor of left
front wheel

00285

Sensor of right
front wheel

00290

Sensor of left
rear wheel

00287

Sensor of right
rear wheel

Electric and mechanical
fault

2，3，4

P.12, P. 13, P. 14

01044

ABS

coding

error

5

P．15

00668

Power terminal
30

6

P．16

01130

ABS operates
abnormally

Signal is unreasonable

7

P．17

7.2 Index for fault inspecting list of faultless code

State of fault

SN of

inspecting list

Reference

page

Turn ignition switch to “ON” (under state of burning out), ABS
warning lamp does not light

1

P18

After starting of engine, warning lamp did not extinguish

2

P19

Brake force on two sides are inhomogeneous
Brake fore is lacking
ABS operates while treading brake pedal slightly
(the vehicle is in state of resting)
ABS operates while treading brake pedal slightly
(the vehicle is in state of running)

ABS operates
abnormally

Brake pedal vibrates smartly during operation of
ABS

3

P20

Stroke of brake pedal is too long

4

P21

Too large force is needed while treading brake pedal

5

P22

No fault code output (it is unable to communicate with fault
diagnosing device)

6

P23

9

8. ABS ECU Socket

10

9. Electric wiring diagram

Note: For connection of bouncing pins, please refer to relevant electric wiring

diagram.

11

10. Fault inspecting list of fault code

1

Fault code is 01276

Possible reason

[Explanation] The fault code should be recoded if ABS ECU finds
out that engine is operating abnormally in case that vehicle running in
speed of 20km/h or above.

[Prompt] In case that connection of wiring harness between engine
and ECU gets loose, the fault code maybe occurs. It is possible to
drive engine to perform the test by using function test of hydraulic
unit of fault diagnosing device.

l

Power supply isshort
circut or earthed

l

Wiring

harness

of

electromotor gets loose

l

Electromotor

is

damaged

Note:
Electromotor should not be droved if storage battery is discharged in excess, please check if
voltage of storage battery is normal prior to perform driving test with electromotor.
It is possible to perform driving test with electromotor while vehicle is in state of resting.