Nissan X-Trail 32. Instruction — part 1639
PB-82
< DTC/CIRCUIT DIAGNOSIS >
C1BD1 PARKING BRAKE SWITCH
4.
Check the continuity between electric parking brake control module harness connector and parking brake
switch harness connector.
5.
Check the continuity between electric parking brake control module harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts, and GO TO 3.
3.
CHECK PARKING BRAKE SWITCH
Check the parking brake switch. Refer to
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace the parking brake switch. Refer to
PB-156, "Removal and Installation"
.
4.
CHECK CONNECTOR AND TERMINAL
1.
Check the parking brake switch harness connector for disconnection or looseness.
2.
Check the parking brake switch pin terminals for damage or loose connection with harness connector.
3.
Check the electric parking brake control module harness connector for disconnection or looseness.
4.
Check the electric parking brake control module pin terminals for damage or loose connection with har-
ness 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 parking brake switch harness connector.
2.
Connect the electric parking brake control module 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 “C1BD1” detected?
YES
>> Replace the electric parking brake control module. Refer to
PB-153, "Removal and Installation"
NO
>> INSPECTION END
Electric parking brake control module
Parking brake switch
Continuity
Connector
Terminal
Connector
Terminal
M137
9
M138
2
Existed
10
1
11
6
18
10
19
4
20
5
Electric parking brake control module
—
Continuity
Connector
Terminal
M137
9
Ground
Not existed
10
11
18
19
20
C1BD1 PARKING BRAKE SWITCH
PB-83
< DTC/CIRCUIT DIAGNOSIS >
C
D
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H
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A
B
PB
N
O
P
Component Inspection
INFOID:0000000010722967
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
PB-84
< DTC/CIRCUIT DIAGNOSIS >
C1BD2 PARKING BRAKE SWITCH
C1BD2 PARKING BRAKE SWITCH
DTC Description
INFOID:0000000010722968
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connector
• Parking brake switch
• Electric parking brake control module
FAIL-SAFE
• Apply and release by switch are prohibited.
• Automatic apply and release are 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 “C1BD2” detected?
YES
>> Proceed to
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010722969
1.
CHECK DATA MONITOR
With CONSULT
1.
Turn the ignition switch ON.
2.
Select “EHS/PKB”, “DATA MONITOR” and “PB SW” according to this order. Check that data monitor dis-
plays when parking brake switch is pull, neutral or push. Refer to
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 2.
2.
CHECK PARKING BRAKE SWITCH CIRCUIT (1)
1.
Turn the ignition switch OFF.
2.
Disconnect the parking brake switch harness connector.
3.
Disconnect the electric parking brake control module harness connector.
DTC
Display Item
(Trouble diagnosis content)
Malfunction detected condition
C1BD2
PARKING BRAKE SWITCH
(Parking brake switch)
When malfunction is detected in the parking brake switch (release side).
C1BD2 PARKING BRAKE SWITCH
PB-85
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
G
H
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A
B
PB
N
O
P
4.
Check the continuity between electric parking brake control module harness connector and parking brake
switch harness connector.
5.
Check the continuity between electric parking brake control module harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts, and GO TO 3.
3.
CHECK PARKING BRAKE SWITCH
Check the parking brake switch. Refer to
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace the parking brake switch. Refer to
PB-156, "Removal and Installation"
.
4.
CHECK CONNECTOR AND TERMINAL
1.
Check the parking brake switch harness connector for disconnection or looseness.
2.
Check the parking brake switch pin terminals for damage or loose connection with harness connector.
3.
Check the electric parking brake control module harness connector for disconnection or looseness.
4.
Check the electric parking brake control module pin terminals for damage or loose connection with har-
ness 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 parking brake switch harness connector.
2.
Connect the electric parking brake control module 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 “C1BD2” detected?
YES
>> Replace the electric parking brake control module. Refer to
PB-153, "Removal and Installation"
NO
>> INSPECTION END
Electric parking brake control module
Parking brake switch
Continuity
Connector
Terminal
Connector
Terminal
M137
9
M138
2
Existed
10
1
11
6
18
10
19
4
20
5
Electric parking brake control module
—
Continuity
Connector
Terminal
M137
9
Ground
Not existed
10
11
18
19
20
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