Nissan X-Trail 32. Instruction — part 1844
B26E8 CLUTCH INTERLOCK SWITCH
SEC-143
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B26E8 CLUTCH INTERLOCK SWITCH
DTC Description
INFOID:0000000010922178
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connector
(Clutch pedal position switch circuit is open or shorted)
• Harness or connector
(Clutch interlock switch circuit is open or shorted)
• Clutch interlock switch
• Clutch pedal position switch
• BCM
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE 1
1.
Turn ignition switch ON.
2.
Wait 2 seconds or more under the following conditions.
-
Shift lever: In the neutral position.
-
Clutch pedal: Depressed
3.
Select “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES >> Refer
SEC-143, "Diagnosis Procedure"
NO
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE 2
1.
Release clutch pedal and wait 2 seconds or more.
2.
Select “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-143, "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:0000000010922179
1.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check that the following fuse in the fuse block (J/B) is not blown.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace the blown fuse after repairing the cause of blowing.
2.
CHECK CLUTCH INTERLOCK SWITCH POWER SUPPLY
1.
Disconnect clutch interlock switch connector.
2.
Check voltage between clutch interlock switch harness connector and ground.
DTC No.
CONSULT screen items
(Trouble diagnosis content)
DTC detection condition
B26E8-00
CLUTCH SW
(Clutch switch)
BCM detects that clutch pedal position switch is also ON for 2sec
while clutch interlock switch is ON.
Signal name
Fuse No.
Battery power supply
8 (5 A)
SEC-144
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B26E8 CLUTCH INTERLOCK SWITCH
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK CLUTCH INTERLOCK SWITCH SIGNAL
1.
Connect clutch interlock switch connector.
2.
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 4.
4.
CHECK CLUTCH INTERLOCK SWITCH SIGNAL CIRCUIT
1.
Disconnect clutch interlock switch connector.
2.
Disconnect BCM connector.
3.
Check continuity between clutch interlock switch harness connector and BCM harness connector.
4.
Check continuity between clutch interlock switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
CHECK CLUTCH INTERLOCK SWITCH
SEC-145, "Component Inspection (Clutch interlock switch)"
.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Replace clutch interlock switch. Refer to
CL-14, "LHD : Removal and Installation"
(LHD models)
or
CL-18, "RHD : Removal and Installation"
(RHD models).
6.
CHECK INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
>> INSPECTION END
7.
REPLACE BCM
Replace BCM. Refer to
BCS-121, "Removal and Installation"
.
(+)
(–)
Voltage
Clutch interlock switch
Connector
Terminal
E109
1
Ground
Battery voltage
(+)
(–)
Condition
Voltage
BCM
Connector
Terminal
E23
156
Ground
Clutch pedal
Depressed
9 - 16 V
Not depressed
0 - 0.5 V
Clutch interlock switch
BCM
Continuity
Connector
Terminal
Connector
Terminal
E109
2
E23
156
Existed
Clutch interlock switch
Ground
Continuity
Connector
Terminal
E109
2
Not existed
B26E8 CLUTCH INTERLOCK SWITCH
SEC-145
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
>> INSPECTION END
Component Inspection (Clutch interlock switch)
INFOID:0000000010922180
1.
CHECK CLUTCH INTERLOCK SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect clutch interlock switch connector.
3.
Check continuity between clutch interlock switch terminals.
.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace clutch interlock switch. Refer to
CL-14, "LHD : Removal and Installation"
(LHD models)
or
CL-18, "RHD : Removal and Installation"
(RHD models).
Clutch interlock switch
Condition
Continuity
Terminal
1
2
Clutch pedal
Depressed
Existed
Not depressed
Not existed
SEC-146
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B27D1 START CUT RELAY OFF
B27D1 START CUT RELAY OFF
DTC Description
INFOID:0000000010922181
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Starter control relay
• Harness or connectors
(Starter control relay circuit is shorted)
• IPDM E/R
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Press push-button ignition switch under the following conditions and wait 1 second or more.
-
Selector lever: In the P position.
-
Brake pedal: Depressed.
2.
Select “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-146, "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:0000000010922182
1.
CHECK STARTER CONTROL RELAY INPUT SIGNAL
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 2.
2.
CHECK FUSE
Check that the following fuse is not blown
Is the fuse fusing?
YES
>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
NO
>> GO TO 3.
DTC No.
CONSULT screen items
(Trouble diagnosis con-
tent)
DTC detecting condition
B27D1–00
START CUT RELAY OFF
(Starter cut relay OFF)
When the starter relay/starter control relay status signal transmitted from IPDM E/R via
CAN communication is (OFF/OFF) after 0.5 seconds elapse, even though BCM is oper-
ating the starter control relay ON output.
(+)
(-)
Condition
Voltage
BCM
Connector
Terminal
E23
171
Ground
Engine cranking
0 - 0.1 V
Other than engine cranking
9 - 16 V
Signal name
Fuse
Battery power supply
L (30A)
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