Qashqai J11. Power control system — part 8
PCS
B26F2 IGNITION RELAY
PCS-113
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
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1.
Turn ignition switch OFF.
2.
Disconnect BCM and fuse block (J/B) connectors.
3.
Check continuity between BCM harness connector and fuse block (J/B) harness connector.
4.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK IGNITION RELAY
Check ignition relay. Refer to
PCS-111, "Component Inspection"
.
Is the inspection result normal?
YES
>> Replace fuse block (J/B).
NO
>> Replace ignition relay.
5.
REPLACE IPDM E/R
1.
Replace IPDM E/R. Refer to
PCS-68, "Removal and Installation"
.
2.
Turn ignition switch ON and check the DTC again.
Is DTC "B26F2-00" displayed?
YES
>> Replace BCM. Refer to
BCS-135, "Removal and Installation"
.
NO
>> INSPECTION END.
Component Inspection
INFOID:0000000010508617
1.
CHECK IGNITION RELAY
1.
Turn ignition switch OFF.
2.
Remove ignition relay.
3.
Check continuity between ignition relay terminals.
Is the inspection result normal?
YES
>> INSPECTION END.
NO
>> Replace ignition relay.
BCM
Fuse block (J/B)
Continuity
Connector
Terminal
Connector
Terminal
M70
67
M76
3B
Existed
BCM
—
Continuity
Connector
Terminal
M70
67
Ground
Not existed
Terminal
Condition
Continuity
Ignition relay
12 V direct current supply between termi-
nals
and .
Existed
No current supply
Not existed
SEF497Y
PCS-114
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
ACCESSORY RELAY
ACCESSORY RELAY
Diagnosis Procedure
INFOID:0000000010500760
1.
CHECK ACCESSORY RELAY POWER SUPPLY
1.
Turn ignition switch OFF.
2.
Remove accessory relay.
3.
Check voltage between accessory relay connector and ground.
Is the inspection normal?
YES
>> GO TO 3.
NO
>> GO TO2.
2.
CHECK ACCESSORY RELAY POWER SUPPLY CIRCUIT 1
1.
Disconnect BCM connector.
2.
Check continuity between BCM harness connector and accessory relay connector.
3.
Check continuity between accessory relay connector and ground.
Is the inspection normal?
YES
>> Replace BCM. Refer to
BCS-132, "Removal and Installation"
.
NO
>> Repair or replace harness.
3.
CHECK ACCESSORY RELAY GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between accessory relay connector and ground.
Is the inspection normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK ACCESSORY RELAY POWER SUPPLY CIRCUIT 2
Check voltage between accessory relay connector and ground.
Is the inspection normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
(+)
(–)
Voltage
Fuse block (J/B)
Accessory relay (Upstream side of relay
excitation coil circuit)
Ground
Battery voltage
Fuse block (J/B)
BCM
Continuity
Connector
Terminal
Accessory relay (Downstream side of relay exci-
tation coil circuit)
M70
65
Existed
Fuse block (J/B)
—
Continuity
Accessory relay (Downstream side of relay excitation coil cir-
cuit
Ground
Not existed
Fuse block (J/B)
—
Continuity
Accessory relay (Downstream side of relay excitation coil cir-
cuit)
Ground
Existed
Fuse block (J/B)
—
Voltage
Accessory relay (Upstream side of relay contact circuit)
Ground
Battery voltage
PCS
ACCESSORY RELAY
PCS-115
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
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5.
CHECK ACCESSORY RELAY
Check accessory relay. Refer to
PCS-115, "Component Inspection"
.
Is the inspection normal?
YES
>> INSPECTION END.
NO
>> Replace accessory relay.
Component Inspection
INFOID:0000000010508618
1.
CHECK ACCESSORY RELAY
1.
Turn ignition switch OFF.
2.
Remove accessory relay.
3.
Check continuity between accessory relay terminals.
Is the inspection result normal?
YES
>> INSPECTION END.
NO
>> Replace accessory relay.
Terminal
Condition
Continuity
Accessory relay
12 V direct current supply between termi-
nals
and .
Existed
No current supply
Not existed
SEF497Y
PCS-116
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
AV CONTROL UNIT
AV CONTROL UNIT
Diagnosis Procedure
INFOID:0000000010434075
1.
CHECK FUNCTION
1.
Turn ignition switch OFF.
2.
Disconnect audio unit or NAVI control unit connector.
3.
Turn ignition switch ON.
4.
Select "INTELLIGENT KEY" of "BCM" using CONSULT.
5.
Select "AUTO ACC 2" in "ACTIVE TEST" mode.
6.
Check continuity between audio unit or NAVI control unit harness conector and ground.
Without NAVI models
With NAVI models
Is the inspection normal?
YES
>> Refer to
GI-41, "Intermittent Incident"
.
NO
>> GO TO 2.
2.
CHECK BCM OUTPUT CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector.
3.
Check continuity between BCM harness connector and audio unit or NAVI control unit connector.
Without NAVI models
With NAVI models
4.
Check continuity between BCM harness connector and ground.
Is the inspection normal?
YES
>> Replace BCM. Refer to
BCS-132, "Removal and Installation"
.
NO
>> Repair or replace harness.
(+)
(–)
Voltage
(Approx.)
Audio unit
Connector
Terminal
M10: Without display audio
44
Ground
3.15 V
M11: With display audio
27
(+)
(–)
Voltage
(Approx)
NAVI control unit
Connector
Terminal
M48
7
Ground
3.15 V
BCM
Audio unit
Continuity
Connector
Terminal
Connector
Terminal
M69
106
M10: Without display audio
44
Existed
M11: With display audio
27
BCM
Audio unit
Continuity
Connector
Terminal
Connector
Terminal
M69
106
M48
7
Existed
BCM
—
Continuity
Connector
Terminal
M69
106
Ground
Not existed
PCS
PUSH-BUTTON IGNITION SWITCH
PCS-117
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
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PUSH-BUTTON IGNITION SWITCH
Component Function Check
INFOID:0000000010434070
1.
CHECK FUNCTION
1.
Select “PUSH SW” in “Data Monitor” mode with CONSULT.
2.
Check the push-button ignition switch signal under the following conditions.
Is the indication normal?
YES
>> INSPECTION END.
NO
>> Refer to
PCS-117, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000010434071
1.
CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL 1
1.
Turn ignition switch OFF.
2.
Disconnect push-button ignition switch connector and IPDM E/R connector.
3.
Check voltage between push-button ignition switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT 1
1.
Disconnect BCM connector.
2.
Check continuity between BCM harness connector and push-button ignition switch harness connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-132, "Removal and Installation"
.
NO
>> Repair or replace harness.
3.
CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL 2
1.
Disconnect BCM connector.
2.
Connect IPDM E/R connector.
3.
Check voltage between IPDM E/R harness connector and ground.
Test item
Condition
Status
PUSH SW
Push-button ignition switch is pressed
ON
Push-button ignition switch is not pressed
OFF
(+)
(–)
Voltage
Push-button ignition switch
Connector
Terminal
M31
8
Ground
9 – 16 V
BCM
Push-button ignition switch
Continuity
Connector
Terminal
Connector
Terminal
M69
101
M31
8
Existed
BCM
Ground
Continuity
Connector
Terminal
M69
8
Not existed
PCS-118
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
PUSH-BUTTON IGNITION SWITCH
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 4.
4.
CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT 2
1.
Check continuity between IPDM E/R harness connector and push-button ignition switch harness connec-
tor.
2.
Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-68, "Removal and Installation"
NO
>> Repair or replace harness.
5.
CHECK PUSH-BUTTON IGNITION SWITCH GROUND CIRCUIT
Check continuity between push-button ignition switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace harness.
6.
CHECK PUSH-BUTTON IGNITION SWITCH
PCS-118, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Replace push-button ignition switch. Refer to
PCS-123, "Removal and Installation"
.
7.
CHECK INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000010434072
1.
CHECK PUSH-BUTTON IGNITION SWITCH
1.
Turn ignition switch OFF.
2.
Disconnect push-button ignition switch connector.
3.
Check continuity between push-button ignition switch terminals.
(+)
(–)
Voltage
IPDM E/R
Connector
Terminal
E38
32
Ground
6 – 16 V
IPDM E/R
Push-button ignition switch
Continuity
Connector
Terminal
Connector
Terminal
E38
32
M31
8
Existed
IPDM E/R
Ground
Continuity
Connector
Terminal
E38
32
Not existed
Push-button ignition switch
Ground
Continuity
Connector
Terminal
M31
4
Existed
PCS
PUSH-BUTTON IGNITION SWITCH
PCS-119
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
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Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace push-button ignition switch. Refer to
PCS-123, "Removal and Installation"
.
Push-button ignition switch
Condition
Continuity
Terminal
4
8
Pressed
Existed
Not pressed
Not existed
PCS-120
< SYMPTOM DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
PUSH-BUTTON IGNITION SWITCH DOES NOT OPERATE
SYMPTOM DIAGNOSIS
PUSH-BUTTON IGNITION SWITCH DOES NOT OPERATE
Diagnosis Procedure
INFOID:0000000010434076
1.
PERFORM WORK SUPPORT
Perform “INSIDE ANT DIAGNOSIS” on Work Support of “INTELLIGENT KEY”.
Refer to
DLK-48, "INTELLIGENT KEY : CONSULT Function (BCM - INTELLIGENT KEY) (Type 1)"
>> GO TO 2.
2.
PERFORM SELF-DIAGNOSIS RESULT
Perform Self-Diagnosis Result of “BCM”.
Is DTC detected?
YES
>> Refer to
.
NO
>> GO TO 3.
3.
CHECK PUSH-BUTTON IGNITION SWITCH
Check push-button ignition switch.
Refer to
PCS-117, "Component Function Check"
.
Is the operation normal?
YES
>> GO TO 4.
NO
>> Repair or replace malfunctioning parts.
4.
REPLACE BCM
Replace BCM. Refer to
BCS-132, "Removal and Installation"
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
PCS
ACCESSORY POWER SUPPLY IS NOT SUPPLIED EVEN IF DOOR IS UN-
LOCKED BY KEY
PCS-121
< SYMPTOM DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
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ACCESSORY POWER SUPPLY IS NOT SUPPLIED EVEN IF DOOR IS UN-
LOCKED BY KEY
ALL SWITCHES AND UNITS
ALL SWITCHES AND UNITS : Diagnosis Procedure
INFOID:0000000010434077
1.
CHECK ACCESSORY RELAY
Check accessory relay
Refer to
PCS-114, "Diagnosis Procedure"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace the malfunctioning parts.
2.
CHECK BCM–AV CONTROL UNIT CIRCUIT
Check BCM–AV control unit circuit.
Refer to
PCS-116, "Diagnosis Procedure"
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace the malfunctioning parts.
3.
REPLACE BCM
BCS-132, "Removal and Installation"
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
EXCEPT AUDIO/NAVIGATION
EXCEPT AUDIO/NAVIGATION : Diagnosis Procedure
INFOID:0000000010519157
1.
CHECK ACCESSORY RELAY
Check accessory relay
Refer to
PCS-114, "Diagnosis Procedure"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace the malfunctioning parts.
2.
REPLACE BCM
BCS-132, "Removal and Installation"
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
AUDIO/NAVIGATION ONLY
AUDIO/NAVIGATION ONLY : Diagnosis Procedure
INFOID:0000000010519158
1.
CHECK BCM–AV CONTROL UNIT CIRCUIT
Check BCM–AV control unit circuit.
Refer to
PCS-116, "Diagnosis Procedure"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace the malfunctioning parts.
2.
REPLACE BCM
PCS-122
< SYMPTOM DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
ACCESSORY POWER SUPPLY IS NOT SUPPLIED EVEN IF DOOR IS UN-
LOCKED BY KEY
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
PCS
PUSH-BUTTON IGNITION SWITCH
PCS-123
< REMOVAL AND INSTALLATION >
[POWER DISTRIBUTION SYSTEM]
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REMOVAL AND INSTALLATION
PUSH-BUTTON IGNITION SWITCH
Removal and Installation
INFOID:0000000010434078
REMOVAL
1.
Remove instrument finisher E. Refer to
IP-13, "Removal and Installation"
2.
Disconnect push-button ignition switch connector and NATS antenna amp. connector.
3.
Disengage NATS antenna amp. fixing pawls and then remove
NATS antenna amp. and push-button ignition switch
as a set
from instrument finisher E.
4.
Disengage push-button ignition switch fixing pawl and then
remove push-button ignition switch
from NATS antenna amp.
.
INSTALLATION
Install in the reverse order of removal.
: Pawl
JMMIA1607JP
: Pawl
JMMIA1435ZZ
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