Nissan X-Trail 32. Instruction — part 1672
PCS-58
< DTC/CIRCUIT DIAGNOSIS >
[IPDM E/R]
B20DE IGNITION RELAY OFF CIRCUIT
B20DE IGNITION RELAY OFF CIRCUIT
DTC Description
INFOID:0000000010741724
• IPDM E/R operates the ignition relay when it receives an ignition switch ON signal from BCM via CAN com-
munication.
• Turn the ignition relay OFF by pressing the push-button ignition switch once when the vehicle speed is 4 km/
h (2.5 MPH) or less.
• Turn the ignition relay OFF with the following operation when the vehicle speed is more than 4 km/h (2.5
MPH) or when an abnormal condition occurs in CAN communication from the combination meter (Emer-
gency OFF)
- Press and hold the push-button ignition switch for 2 seconds or more.
- Press the push-button ignition switch 3 times within 1.5 seconds.
NOTE:
The ignition relay does not turn ON for 3 seconds after emergency OFF even if the push-button ignition switch
is pressed.
DTC DETECTION LOGIC
POSSIBLE CAUSE
IPDM E/R
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch OFF.
2.
Turn ignition switch ON.
3.
Check DTC in “Self Diagnostic Result” mode of “IPDM E/R” using CONSULT.
Is DTC detected?
YES
>> Refer to
.
NO-1
>> To check malfunction symptom before repair: Refer to
GI-44, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010741725
1.
REPLACE IPDM E/R
1.
Replace IPDM E/R. Refer to
PCS-60, "Removal and Installation"
.
2.
Perform DTC confirmation procedure. Refer to
.
Is DTC detected?
YES
>> Refer to
GI-44, "Intermittent Incident"
.
NO
>> INSPECTION END
DTC No.
CONSULT screen items
(Trouble diagnosis content)
DTC Detection Condition
B20DE
IGN RELAY OFF CIRC
(Ignition relay OFF cir-
cuit)
[CIRC SHORT TO
GROUND OR OPEN]
The ignition relay OFF is detected for 1 second at ignition switch
ON
(CPU monitors the status at the contact circuits of the ignition relay
inside it)
PCS
POWER SUPPLY AND GROUND CIRCUIT
PCS-59
< DTC/CIRCUIT DIAGNOSIS >
[IPDM E/R]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
POWER SUPPLY AND GROUND CIRCUIT
Diagnosis Procedure
INFOID:0000000010741726
1.
CHECK FUSIBLE LINK
Check that the following IPDM E/R fusible links are not blown.
With QR engine models
Except for QR engine models
Is the fuse fusing?
YES
>> Replace the blown fusible link after repairing the affected circuit if a fusible link is blown.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY CIRCUIT
1.
Turn the ignition switch OFF.
2.
Disconnect IPDM E/R connector.
3.
Check voltage between IPDM E/R harness connector and the ground.
Is the measurement value normal?
YES
>> GO TO 3.
NO
>> Repair the harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between IPDM E/R harness connectors and the ground.
Does continuity exist?
YES
>> INSPECTION END
NO
>> Repair the harness or connector.
Signal name
Fusible link No.
Battery power supply
D (80 A)
Q (40 A)
C (100 A)
R (30 A)
Signal name
Fusible link No.
Battery power supply
D (100 A)
Q (40 A)
U (100 A)
R (30 A)
(+)
(
−
)
Voltage
IPDM E/R
Connector
Terminal
E9
1
Ground
6 – 16 V
2
F73
83
86
IPDM E/R
Ground
Continuity
Connector
Terminal
E10
12
Existed
E11
23
E12
37
PCS-60
< REMOVAL AND INSTALLATION >
[IPDM E/R]
IPDM E/R
REMOVAL AND INSTALLATION
IPDM E/R
Exploded View
INFOID:0000000010741727
Removal and Installation
INFOID:0000000010741728
CAUTION:
When replacing IPDM E/R, save or print current vehicle specification with CONSULT configuration
before replacement. Refer to
.
REMOVAL
1.
Disconnect the battery cable from the negative terminal.
2.
Remove air resonator and air duct. Refer to
EM-31, "Removal and Installation"
(for MR20DD engine),
175, "Removal and Installation"
EM-308, "Removal and Installation"
engine).
IPDM E/R cover A
IPDM E/R
IPDM E/R cover B
IPDM E/R cover C
IPDM E/R cover D
JMMIA1583ZZ
PCS
IPDM E/R
PCS-61
< REMOVAL AND INSTALLATION >
[IPDM E/R]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
3.
Pull up IPDM E/R cover A
from IPDM E/R cover D
with
pressing the pawls of IPDM E/R cover A
.
4.
Pull up IPDM E/R
with disengaging the pawls of IPDM E/R
cover D
5.
Disconnect the connector and remove IPDM E/R from the vehicle.
INSTALLATION
Install in the reverse order of removal.
CAUTION:
Be sure to perform “Read/Write Configuration” when replacing IPDM E/R. Or not doing so, IPDM E/R
control function does not operate normally. Refer to
.
: Pawl
JMMIA1584ZZ
: Pawl
JMMIA1585ZZ
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