Geely Emgrand X7. Manual part — 100

2.5.7.14 DTC B055

Fault diagnosis code Descriptions

B055

Missing transponder in the key or damaged transponder or damaged
EAS Coil results in that the anti-theft controller can not receive the
response from the transponder.

Circuit diagram:

NL02-2300b

3 IP25

2 IP24

5 IP24

8 IP24

1 IP24

4 IP24

46 EN01

75 EN01

芯片防盗模块

ECM

IMMOREQ

KW2000

GND

GND

IG2

VBATT

R-LINE

W-LINE

5 IP43

IP25

1

2 IP43

IP25

2

IP43

4

IP43

3

10A

IF

35

10A

IF0

2

IP+B

IG2

15A

IF

06

ACC

IP49

2

BCM

KEY LIGHT

防盗天线

Diagnostic Steps:

1

Inspect whether there is a transponder in the key.

(a) Inspect whether there is transponder in the key.

2 Inspect

EAS

Coil

(a) Refer to 2.5.7.12 DTC 9000, B061 to inspect the electronic Anti-theft coil.

Confirm whether the system is normal or not.

3

Replace electronic Anti-theft coil.

Yes

The system is normal.

No

No

Install the new transponder

Yes

Immobilizer

antenna

Chip anti-theft module

399

(a) Refer to 2.5.8.1 “Replacement of EAS coil” to replace the EAS coil.

Confirm the completion of repair.

4

The system is normal.

Next

400

2.5.7.15 DTC B056 B060

Fault diagnosis code Descriptions

B056

No key was stored in the anti-theft device

B060

The current key is not stored in the anti-theft device

Circuit diagram:

NL02-2300b

3 IP25

2 IP24

5 IP24

8 IP24

1 IP24

4 IP24

46 EN01

75 EN01

芯片防盗模块

ECM

IMMOREQ

KW2000

GND

GND

IG2

VBATT

R-LINE

W-LINE

5 IP43

IP25

1

2 IP43

IP25

2

IP43

4

IP43

3

10A

IF

35

10A

IF0

2

IP+B

IG2

15A

IF

06

ACC

IP49

2

BCM

KEY LIGHT

防盗天线

Diagnostic Steps:

For detailed steps, refer to2.5.7.7 Replaced Key Programming

Immobilizer

antenna

Chip anti-theft module

401

2.5.7.16 DTC B057

Fault diagnosis code Descriptions

B057

No Security Code has been set

Circuit diagram:

NL02-2300b

3 IP25

2 IP24

5 IP24

8 IP24

1 IP24

4 IP24

46 EN01

75 EN01

芯片防盗模块

ECM

IMMOREQ

KW2000

GND

GND

IG2

VBATT

R-LINE

W-LINE

5 IP43

IP25

1

2 IP43

IP25

2

IP43

4

IP43

3

10A

IF

35

10A

IF0

2

IP+B

IG2

15A

IF

06

ACC

IP49

2

BCM

KEY LIGHT

防盗天线

Diagnostic Steps:

Refer to2.5.7.9 Replaced Security Module Programming.

Immobilizer

antenna

Chip anti-theft module

402