Nissan Qashqai J11. Manual - part 925

 

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Nissan Qashqai J11. Manual - part 925

 

 

PB-82

< DTC/CIRCUIT DIAGNOSIS >

C1BD4 G SENSOR

C1BD4 G SENSOR

DTC Description

INFOID:0000000010833671

DTC DETECTION LOGIC

POSSIBLE CAUSE

• G sensor (integrated in electric parking brake control module)
• Electric parking brake control module

FAIL-SAFE

Automatic release is prohibited.

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the ignition switch OFF
and wait at least 10 seconds before conducting the next test.

>> GO TO 2.

2.

CHECK DTC DETECTION

With CONSULT

1.

Turn the ignition switch OFF to ON.

CAUTION:

Be sure to wait for 10 seconds after turning ignition switch OFF or ON.

2.

Push the parking brake switch.

CAUTION:

• Set the select lever in the P position.
• Depress the brake pedal.

3.

Pull the parking brake switch.

4.

Perform self-diagnosis for “EHS/PKB”.

Is DTC “C1BD4” detected?

YES

>> Proceed to 

PB-82, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010833672

1.

PERFORM CALIBRATION OF G SENSOR

Perform calibration of G sensor. Refer to 

PB-51, "Work Procedure"

.

>> GO TO 2.

2.

PERFORM SELF-DIAGNOSIS

With CONSULT

1.

Turn the ignition switch ON.

2.

Perform self-diagnosis for “EHS/PKB”.

Is DTC “C1BD4” detected?

YES

>> Replace the electric parking brake control module. Refer to 

PB-141, "Removal and Installation"

.

NO

>> INSPECTION END

DTC

Display Item

(Trouble diagnosis content)

Malfunction detected condition

C1BD4

G SENSOR
(G sensor)

• When a malfunction is detected in signal of G sensor.
• When a signal circuit of G sensor is open or short.

C1BD5 CONTROL MODULE POWER SUPPLY

PB-83

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

G

H

I

J

K

L

M

A

B

PB

N

O

P

C1BD5 CONTROL MODULE POWER SUPPLY

DTC Description

INFOID:0000000010833673

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connector
• Electric parking brake control module
• Battery power supply system
• Fuse
• Battery

FAIL-SAFE

Only mechanical release is available.

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn the ignition switch OFF
and wait at least 10 seconds before conducting the next test.

>> GO TO 2.

2.

CHECK DTC DETECTION

With CONSULT

1.

Turn the ignition switch OFF to ON.

CAUTION:

Be sure to wait for 10 seconds after turning ignition switch OFF or ON.

2.

Push the parking brake switch.

CAUTION:

• Set the select lever in the P position.
• Depress the brake pedal.

3.

Pull the parking brake switch.

4.

Perform self-diagnosis for “EHS/PKB”.

Is DTC “C1BD5” detected?

YES

>> Proceed to 

PB-83, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010833674

1.

CHECK ELECTRIC PARKING BRAKE CONTROL MODULE IGNITION POWER SUPPLY

1.

Turn the ignition switch OFF.

2.

Disconnect the electric parking brake control module harness connector.

3.

Check the voltage between electric parking brake control module harness connector and ground.

DTC

Display Item

(Trouble diagnosis content)

Malfunction detected condition

C1BD5

POWER SUPPLY VOLT
(Power supply voltage)

• When a battery power supply voltage is in following status for 60 seconds or more. 
- Battery power supply voltage: 10 V 

 battery power supply voltage

- Battery power supply voltage: 18 V 

 battery power supply voltage

• After turning the ignition switch OFF, battery terminals are disconnect without wait-

ing for 90 seconds or more.

PB-84

< DTC/CIRCUIT DIAGNOSIS >

C1BD5 CONTROL MODULE POWER SUPPLY

4.

Turn the ignition switch ON.

5.

Check the voltage between electric parking brake control module harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK ELECTRIC PARKING BRAKE CONTROL MODULE IGNITION POWER SUPPLY CIRCUIT

1.

Turn the ignition switch OFF.

2.

Check the 30A fuse (#38) and (#41).

3.

Check the continuity and short circuit between electric parking brake control module harness connector
terminal (15) and 30A fuse (#38).

4.

Check the continuity and short circuit between electric parking brake control module harness connector
terminal (13) and 30A fuse (#41).

Is the inspection result normal?

YES

>> Perform trouble diagnosis for battery power supply.

NO

>> Repair or replace error-detected parts.

3.

CHECK ELECTRIC PARKING BRAKE CONTROL MODULE GROUND CIRCUIT

1.

Turn the ignition switch OFF.

2.

Check the continuity between electric parking brake control module harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace error-detected parts, and GO TO 4.

4.

CHECK CONNECTOR AND TERMINAL

Check the electric parking brake control module pin terminals for damage or loose connection with harness
connector.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace error-detected parts, and GO TO 5.

5.

PERFORM SELF-DIAGNOSIS

With CONSULT

1.

Connect the electric parking brake control module harness connector.

2.

Connect the parking brake actuator harness connector.

3.

Turn the ignition switch ON.

4.

Erase self-diagnosis result for “EHS/PKB”.

5.

Repeat the parking brake switch operation (pull and push) five times.

6.

Perform self-diagnosis for “EHS/PKB”.

Electric parking brake control module

Voltage

Connector

Terminal

M29

15

Ground

 16 V

13

Electric parking brake control module

Voltage

Connector

Terminal

M29

15

Ground

 16 V

13

Electric parking brake control module

Continuity

Connector

Terminal

M29

28

Ground

Existed

30

C1BD5 CONTROL MODULE POWER SUPPLY

PB-85

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

G

H

I

J

K

L

M

A

B

PB

N

O

P

Is DTC “C1BD5” detected?

YES

>> Replace the electric parking brake control module. Refer to 

PB-141, "Removal and Installation"

.

NO

>> INSPECTION END

 

 

 

 

 

 

 

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