Nissan X-Trail 32. Manual - part 1637

PB-74

< DTC/CIRCUIT DIAGNOSIS >

C10E3 PARKING BRAKE SWITCH

Component Inspection

INFOID:0000000010722960

1.

CHECK PARKING BRAKE SWITCH

1.

Turn the ignition switch OFF.

2.

Disconnect the parking brake switch harness connector.

3.

Check the continuity when parking brake switch is operated.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace the parking brake switch. Refer to 

PB-156, "Removal and Installation"

.

Condition

Terminal

Continuity

When parking brake switch is neutral

1 

−

 6

Existed

4 

−

 5

Existed

2 

−

 5

Not existed

6 

−

 10

Not existed

When parking brake switch is pull

6 

−

 10

Existed

1 

−

 6

Existed

4 

−

 5

Not existed

2 

−

 5

Not existed

When parking brake switch is push

4 

−

 5

Existed

2 

−

 5

Existed

1 

−

 6

Not existed

6 

−

 10

Not existed

C10E6 IGNITION SWITCH

PB-75

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

G

H

I

J

K

L

M

A

B

PB

N

O

P

C10E6 IGNITION SWITCH

DTC Description

INFOID:0000000010722961

DTC DETECTION LOGIC

POSSIBLE CAUSE

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

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 “C1BE6” detected?

YES

>> Proceed to 

PB-75, "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:0000000010722962

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.

4.

Turn the ignition switch ON.

5.

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

DTC

Display Item

(Trouble diagnosis content)

Malfunction detected condition

C1BE6

IGNITION SWITCH
(Ignition switch)

Ignition power supply voltage of electric parking brake control module is as shown below.
• Ignition power supply voltage: 9 V 

≥

 Ignition power supply voltage

• Ignition power supply voltage: 16 V 

≤

 Ignition power supply voltage

Electric parking brake control module

—

Voltage

Connector

Terminal

M137

22

Ground

Approx. 0 V

PB-76

< DTC/CIRCUIT DIAGNOSIS >

C10E6 IGNITION SWITCH

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 10A fuse (#30).

3.

Check the continuity between electric parking brake control module harness connector and fuse block (J/
B).

Is the inspection result normal?

YES

>> Perform trouble diagnosis for ignition 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

1.

Turn the ignition switch OFF.

2.

Check the electric parking brake control module harness connector for disconnection or looseness.

3.

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

4.

Disconnect the fuse block (J/B) harness connector.

5.

Check the fuse block (J/B) harness connector for disconnection or looseness.

6.

Check the fuse block (J/B) 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 fuse block (J/B) 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”.

Is DTC “C10E6” detected?

Electric parking brake control module

—

Voltage

Connector

Terminal

M137

22

Ground

9 

−

 16 V

Electric parking brake control module

Fuse block (J/B)

Continuity

Connector

Terminal

Connector

Terminal

M137

22

M3

7C

Existed

Electric parking brake control module

—

Continuity

Connector

Terminal

M137

28

Ground

Existed

30

C10E6 IGNITION SWITCH

PB-77

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

G

H

I

J

K

L

M

A

B

PB

N

O

P

YES

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

PB-153, "Removal and Installation"

.

NO

>> INSPECTION END