Nissan X-Trail 32. Instruction — part 1846
B27D2 START CUT RELAY ON
SEC-151
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 8.
8.
CHECK INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000010922186
1.
CHECK STARTER CONTROL RELAY
1.
Disconnect starter control relay.
2.
Check continuity between starter relay terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace starter control relay.
SEF497Y
starter control relay
Condition
Continuity
Terminal
12 V direct current supply between terminals
and
Existed
No current supply
Not existed
SEC-152
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B27D3 S/L THERMAL PROTECTION
B27D3 S/L THERMAL PROTECTION
DTC Description
INFOID:0000000010922187
DTC DETECTION LOGIC
POSSIBLE CAUSE
Steering lock unit
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: Not depressed.
2.
Select “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-152, "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:0000000010922188
1.
CHECK SELF DIAGNOSTIC RESULT
1.
Select “Self Diagnostic Result” mode of “BCM” using CONSULT.
2.
Turn ignition switch OFF and wait 1minute or more.
3.
Turn ignition switch ON.
4.
Select “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is the DTC detected?
YES
>> GO TO 2.
NO
>> GO TO 3.
2.
REPLACE STEERING LOCK UNIT
1.
Replace steering lock unit.
2.
Perform the service procedure for steering lock unit replacement. Refer to
.
>> INSPECTION END
3.
CHECK INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
>> INSPECTION END
DTC No.
CONSULT screen items
(Trouble diagnosis content)
DTC detecting condition
B27D3–00
S/L THERMAL PROTECTION
(Steering lock thermal protection)
When thermal protection of the steering lock unit operates.
B27D4 BCM - S/L SENSOR CIRCUIT
SEC-153
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B27D4 BCM - S/L SENSOR CIRCUIT
DTC Description
INFOID:0000000010922189
The sensor circuit is a circuit with which BCM supplies power to the steering lock unit during operation of the
steering lock unit.
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Steering lock unit
• BCM
• Harness or connector
(Sensor circuit is open or shorted.)
FAIL-SAFE
Inhibit steering unlock
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE-1
1.
Press push-button ignition switch under the following conditions.
-
Selector lever: In the P position.
-
Brake pedal: Not depressed.
Is DTC detected?
YES
>> Refer to
SEC-153, "Diagnosis Procedure"
NO
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE-2
1.
Turn ignition switch to OFF, and then wait for 3 minutes with driver door open.
NOTICE:
• Even after ignition switch is OFF, power is supplied to accessories for a certain amount of time by the
AUTO ACC function.
• When vehicle is operated while on standby, power may be supplied to accessories.
2.
Under the following conditions, press the engine switch and unlock the steering wheel.
-
Selector lever: In the P position.
-
Brake pedal: Not depressed.
3.
Select “Self Diagnostic Result” mode of “BCM” using CONSULT.
Is DTC detected?
YES
>> Refer to
SEC-153, "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:0000000010922190
1.
CHECK SELF DIAGNOSTIC RESULT
1.
Select “Self Diagnostic Result” mode of “BCM” using CONSULT.
2.
Erase DTC.
3.
Perform DTC CONFIRMWTION PROCEDURE for DTCB27D4. Refer to
.
Is DTC detected?
YES
>> GO TO 2.
NO
>> GO TO 6.
2.
CHECK STEERING LOCK UNIT SENSOR CIRCUIT OUTPUT SIGNAL
DTC No.
CONSULT screen items
(Trouble diagnosis content)
DTC detecting condition
B27D4–00
BCM - S/L SENSOR CIRCUIT
(Body control module - steering lock unit sensor
circuit)
BCM detects a sensor circuit short (short to ground)
SEC-154
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B27D4 BCM - S/L SENSOR CIRCUIT
Check voltage between steering lock unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 3.
3.
CHECK STEERING LOCK UNIT SENSOR CIRCUIT OUTPUT SIGNAL CIRCUIT
1.
Disconnect BCM connector and steering lock unit connector.
2.
Check continuity between BCM harness connector and steering lock unit harness connector.
3.
Check continuity between steering lock unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
REPLACE BCM
Replace BCM. Refer to
BCS-121, "Removal and Installation"
.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 5.
5.
REPLACE STEERING LOCK UNIT
1.
Replace steering lock unit.
2.
Perform the service procedure for steering lock unit replacement. Refer to
.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 6.
6.
CHECK INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
>> INSPECTION END
(+)
(-)
Condition
Voltage
Steering lock unit
Connector
Terminal
M57
6
Ground
Steering lock unit
Active
9 - 16 V
Not active
0 - 0.5 V
BCM
Steering lock unit
Continuity
Connector
Terminal
Connector
Terminal
M86
90
M57
6
Existed
Steering lock unit
Ground
Continuity
Connector
Terminal
M57
6
Not existed
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