Nissan March K13. Instruction — part 500
PCS-82
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
B26F1 IGNITION RELAY
B26F1 IGNITION RELAY
DTC Logic
INFOID:0000000006046425
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON under the following conditions, and wait for 2 seconds or more.
-
Selector lever is in the P or N position
-
Do not depress brake pedal
2.
Check “Self-diagnosis result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000006046426
1.
CHECK IPDM E/R SELF-DIAGNOSTIC RESULT
1.
Turn ignition switch ON.
2.
Erase the DTC of IPDM E/R.
3.
Turn ignition switch OFF.
4.
Turn ignition switch ON and check the DTC again.
Is DTC detected?
YES
>> Repair or replace the malfunctioning part. Refer to
NO
>> GO TO 2.
2.
CHECK IGNITION RELAY (IPDM E/R) CONTROL SIGNAL
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace BCM. Refer to
BCS-57, "Removal and Installation"
3.
CHECK IGNITION RELAY (IPDM E/R) CONTROL SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect BCM and IPDM connectors.
3.
Check continuity between BCM harness connector and IPDM E/R harness connector.
Is the inspection result normal?
YES
>> Replace IPDM E/R.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B26F1
IGN RELAY OFF
BCM transmits the ignition relay control signal
(ON: 0 V) or ignition switch ON signal (ON)
(CAN), but does not receives ignition switch
ON signal (ON) (CAN) from IPDM E/R.
• Harness or connectors
(ignition relay circuit is open)
• BCM
• IPDM E/R
(+)
(–)
Condition
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M71
98
Ground
Ignition switch
ON
0
BCM
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
M71
98
E17
68
Existed
PCS
B26F1 IGNITION RELAY
PCS-83
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
NO
>> Repair or replace harness.
PCS-84
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
B26F2 IGNITION RELAY
B26F2 IGNITION RELAY
DTC Logic
INFOID:0000000006046427
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON under the following conditions, and wait for 2 seconds or more.
-
Selector lever is in the P or N position
-
Do not depress brake pedal
2.
Check “Self-diagnosis result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000006046428
1.
CHECK IPDM E/R SELF-DIAGNOSTIC RESULT
1.
Turn ignition switch ON.
2.
Erase the DTC of IPDM E/R.
3.
Turn ignition switch OFF.
4.
Turn ignition switch ON and check the DTC again.
Is DTC detected?
YES
>> Repair or replace the malfunctioning part. Refer to
NO
>> GO TO 2.
2.
CHECK IGNITION RELAY (IPDM E/R) CONTROL SIGNAL
1.
Turn ignition switch OFF.
2.
Check voltage between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> Replace IPDM E/R.
NO
>> GO TO 3.
3.
CHECK IGNITION RELAY (IPDM E/R) CONTROL SIGNAL CIRCUIT - 1
1.
Disconnect BCM and IPDM E/R connectors.
2.
Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B26F2
IGN RELAY ON
BCM transmits the ignition relay control signal
(OFF: 12 V) or ignition switch ON signal (OFF)
(CAN), but does not receives ignition switch
ON signal (OFF) (CAN) from IPDM E/R.
• Harness or connectors
(ignition relay circuit is short)
• BCM
• IPDM E/R
(+)
(–)
Condition
Voltage (V)
(Approx.)
IPDM E/R
Connector
Terminal
E17
90
Ground
Ignition switch
OFF or ACC
12
IPDM E/R
Ground
Continuity
Connector
Terminal
E17
90
Not existed
PCS
B26F2 IGNITION RELAY
PCS-85
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
NO
>> Repair or replace harness.
4.
CHECK IGNITION RELAY (IPDM E/R) CONTROL SIGNAL CIRCUIT - 2
1.
Connect IPDM E/R connectors.
2.
Check voltage between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-57, "Removal and Installation"
NO
>> Replace IPDM E/R.
(+)
(–)
Condition
Voltage (V)
(Approx.)
IPDM E/R
Connector
Terminal
E17
90
Ground
Ignition switch
OFF or ACC
12
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