Nissan Versa Sedan. Manual — part 626
PCS-90
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
B26F1 IGNITION RELAY
YES
>> Replace IPDM E/R.
NO
>> Repair or replace harness.
PCS
B26F2 IGNITION RELAY
PCS-91
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
B26F2 IGNITION RELAY
DTC Logic
INFOID:0000000009266484
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON, and wait for 2 seconds or more.
2. Check “Self-diagnosis result” with CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009266485
Regarding Wiring Diagram information, refer to
.
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-1 CONTROL SIGNAL (IPDM E/R)
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-1 CONTROL SIGNAL CIRCUIT - 1 (IPDM E/R)
1. Turn ignition switch OFF.
2. Disconnect BCM and IPDM E/R connectors.
3. Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
CONSULT Display
DTC detecting condition
Possible cause
IGN RELAY ON
[B26F2]
BCM transmits the ignition relay control signal, but
does not receive ignition switch ON signal (CAN)
from IPDM E/R.
• Harness or connectors
• BCM
• IPDM E/R
(+)
(–)
Condition
Voltage (V)
(Approx.)
IPDM E/R
Connector
Terminal
E47
90
Ground
Ignition switch
OFF or ACC
Battery voltage
IPDM E/R
Ground
Continuity
Connector
Terminal
E47
90
No
PCS-92
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
B26F2 IGNITION RELAY
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK IGNITION RELAY-1 CONTROL SIGNAL CIRCUIT - 2 (IPDM E/R)
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-69, "Removal and Installation"
NO
>> Replace IPDM E/R.
(+)
(–)
Condition
Voltage (V)
(Approx.)
IPDM E/R
Connector
Terminal
E47
90
Ground
Ignition switch
OFF or ACC
Battery voltage
PCS
B26F6 BCM
PCS-93
< DTC/CIRCUIT DIAGNOSIS >
[POWER DISTRIBUTION SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
B26F6 BCM
DTC Logic
INFOID:0000000009266486
DTC DETECTION LOGIC
NOTE:
• If DTC B26F6 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC B26F6 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON, and wait for 0.5 seconds or more.
2. Check “Self-diagnosis result” of BCM with CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009266487
Regarding Wiring Diagram information, refer to
.
1.
CHECK SELF DIAGNOSTIC RESULT FOR IPDM E/R
Perform self diagnostic result for IPDM E/R.
Are any DTCs detected?
YES
>> Refer to
NO
>> GO TO 2
2.
CHECK IGNITION RELAY-1 POWER SUPPLY (IPDM E/R)
Check voltage between IPDM E/R connector E47 terminal 90 and ground.
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-30, "Removal and Installation"
.
NO
>> GO TO 3.
3.
CHECK IGNITION RELAY-1 POWER SUPPLY (BCM)
Check voltage between BCM connector M98 terminal 98 and ground.
CONSULT Display
DTC Detection Condition
Possible Cause
BCM
[B26F6]
Ignition relay ON signal is not transmitted from IPDM
E/R (CAN) when BCM turns ignition relay ON.
BCM
IPDM E/R
Ground
Condition
Voltage
(Approx.)
Connector
Terminal
E47
90
—
Ignition: OFF
Battery voltage
Ignition: ON
0V
BCM
Ground
Condition
Voltage
(Approx.)
Connector
Terminal
M98
98
—
Ignition: OFF
Battery voltage
Ignition: ON
0V
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