Nissan X-Trail 32. Instruction — part 958
ACCELERATOR PEDAL
EC-961
< BASIC INSPECTION >
[R9M]
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ACCELERATOR PEDAL
Work Procedure
INFOID:0000000010935621
1.
PERFORM ACCELERATOR PEDAL FORCE-I
1.
Turn ignition switch OFF.
2.
Depress the accelerator pedal and check if there is a specific point
in the pedal stroke where the pedal
force increase as shown in the figure.
Is the inspection result normal?
YES-1 >> GO TO 2.
NO
>> Replace accelerator pedal assembly. Refer to
ACC-4, "Removal and Installation"
2.
PERFORM ACCELERATOR PEDAL FORCE-II
1.
Turn ignition switch ON.
2.
Check the voltage between ECM harness connector and ground under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace accelerator pedal assembly. Refer to
ACC-4, "Removal and Installation"
JMBIA1519GB
ECM
Condition
Voltage
Connector
+
–
Terminal
Terminal
E79
2
(APP sensor 1)
3
Depressing range of the accelerator pedal:
Within
as indicated in the figure
More than 4.35 V
11
(APP sensor 2)
12
More than 2.17 V
EC-962
< BASIC INSPECTION >
[R9M]
FUEL PRESSURE CHECK
FUEL PRESSURE CHECK
Work Procedure
INFOID:0000000010935622
1.
START
1.
Start engine and warm it up until engine coolant temperature is 80
°
C (176
°
F) or more.
2.
On CONSULT screen, select “ENGINE” >> “WORK SUPPORT” >> “High pressure fuel circuit fault find-
ing”.
3.
Touch “START” and wait a few seconds.
4.
Make sure that CMPLT is displayed on CONSULT screen.
>> END
POWER SUPPLY AND GROUND CIRCUIT
EC-963
< DTC/CIRCUIT DIAGNOSIS >
[R9M]
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DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
ECM
ECM : Diagnosis Procedure
INFOID:0000000010935623
1.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check that the following fuse is not fusing.
Is the fuse fusing?
YES
>> Replace the fuse after repairing the applicable circuit.
NO
>> GO TO 2.
2.
CHECK GROUND CONNECTION
Check ground connection E5. Refer to Ground Inspection in
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace ground connection.
3.
CHECK ECM POWER SUPPLY (ECM RELAY)
1.
Reinsert the fuse which pulled out.
2.
Turn ignition switch ON.
3.
Check the voltage between IPDM E/R terminal and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 4.
4.
CHECK ECM RELAY CONTROL SIGNAL CIRCUIT
1.
Turn ignition OFF.
2.
Disconnect ECM harness connector.
3.
Disconnect IPDM E/R harness connector.
4.
Check the continuity between ECM harness connector and IPDM E/R harness connector.
5.
Also check harness for short to ground and to power.
Is the inspection result normal?
YES
>> GO TO 6.
Fuse No.
Capacity
#84
10 A
#85
15 A
#95
5 A
+
−
Voltage
IPDM E/R
Connector
Terminal
F72
75
Ground
Battery voltage
78
+
−
Continuity
ECM
IPDM E/R
Connector
Terminal
Connector
Terminal
F117
41
F74
93
Existed
EC-964
< DTC/CIRCUIT DIAGNOSIS >
[R9M]
POWER SUPPLY AND GROUND CIRCUIT
NO
>> Repair or replace error-detected parts.
5.
CHECK ECM POWER SUPPLY (INGNITION POWER SUPPLY)
Check the voltage between IPDM E/R and ground.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> GO TO 6.
6.
CHECK IPDM E/R POWER SUPPLY AND GROUND
Check IPDM E/R power supply and ground. Refer to
.
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-60, "Removal and Installation"
NO
>> Repair or replace error-detected parts.
7.
CHECK ECM GROUND CIRCUIT FOR OPEN
1.
Turn ignition switch OFF.
2.
Disconnect ECM harness connector.
3.
Check the continuity between ECM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Repair or replace error-detected parts.
8.
CHECK ECM POWER SUPPLY CIRCUIT
1.
Disconnect IPDM E/R harness connector.
2.
Check the continuity between ECM harness connector and IPDM E/R harness connector.
3.
Also check harness for short to ground.
Is the inspection result normal?
YES
>> GO TO 9.
NO
>> Repair or replace error-detected parts.
9.
CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
Is the inspection result normal?
+
−
Voltage
IPDM E/R
Connector
Terminal
E12
25
Ground
Battery voltage
+
−
Continuity
ECM
Connector
Terminal
E79
1
Ground
Existed
4
8
+
−
Continuity
ECM
IPDM E/R
Connector
Terminal
Connector
Terminal
E79
17
E12
25
Existed
5
F72
75
F117
96
78
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