Nissan Juke (2016 year). Service Repair Manual — part 299
FUEL INJECTOR
EC-1207
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
4. Also check harness for short to ground and to power.
Is the inspection result normal?
YES
>> GO TO 11.
NO
>> Repair or replace error-detected parts.
10.
CHECK FUEL INJECTOR RELAY
Check the fuel injector relay. Refer to
EC-1207, "Component Inspection (Fuel Injector Relay)"
.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-45, "Intermittent Incident"
NO
>> Replace fuel injector relay.
11.
CHECK FUEL INJECTOR
Check the fuel injector. Refer to
EC-1207, "Component Inspection (Fuel Injector)"
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-45, "Intermittent Incident"
NO
>> Replace malfunctioning fuel injector. Refer to
Component Inspection (Fuel Injector)
INFOID:0000000012198738
1.
CHECK FUEL INJECTOR
1. Turn ignition switch OFF.
2. Disconnect fuel injector harness connector.
3. Check resistance between fuel injector terminals as per the following.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace malfunctioning fuel injector.
Component Inspection (Fuel Injector Relay)
INFOID:0000000012198739
1.
CHECK FUEL INJECTOR RELAY
1. Turn ignition switch OFF.
2. Remove fuel injector relay.
3. Check the continuity between fuel heater relay terminals as per the following conditions.
Fuel injector
ECM
Continuity
Cylinder
Connector
Terminal
Connector
Terminal
1
F65
2
F23
8
Existed
2
F66
2
2
3
F67
2
3
4
F68
2
6
Fuel injector
Resistance
+
−
Terminals
1
2
1.44 - 1.73
Ω
[at 10 - 60
°
C (50 - 140
°
F)]
+
−
Conditions
Continuity
Fuel injector relay
Terminal
3
5
12 V direct current supply between ter-
minals 1 and 2
Existed
No current supply
Not existed
Revision: November 2015
2016 JUKE
EC-1208
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
FUEL INJECTOR
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace fuel injector relay.
6
7
12 V direct current supply between ter-
minals 1 and 2
Existed
No current supply
Not existed
+
−
Conditions
Continuity
Fuel injector relay
Terminal
Revision: November 2015
2016 JUKE
G SENSOR
EC-1209
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
G SENSOR
Component Function Check
INFOID:0000000012198740
1.
CHECK G SENSOR FUNCTION
1. Turn ignition switch ON.
2. Check the voltage between ECM harness connector terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Proceed to
EC-1209, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000012198741
1.
CHECK G SENSOR POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF.
2. Disconnect G sensor harness connector.
3. Turn ignition switch ON.
4. Check the voltage between G sensor harness connector terminals.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> GO TO 4.
2.
CHECK G SENSOR SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between G sensor harness connector and ECM harness connector.
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts.
3.
CHECK G SENSOR
Check G sensor. Refer to
EC-1210, "Component Inspection"
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-45, "Intermittent Incident"
.
NO
>> 1. Replace G sensor.
ECM
Condition
Voltage
(Approx.)
Connector
+
−
Terminal
F23
34
13
[Engine is running]
• Warm-up condition
• Idle speed
0 V
G sensor
Voltage
(Approx.)
Connector
+
−
Terminal
B32
3
2
5 V
+
−
Continuity
G sensor
ECM
Connector
Terminal
Connector
Terminal
B32
1
F23
34
Existed
Revision: November 2015
2016 JUKE
EC-1210
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
G SENSOR
2. Perform calibration of G sensor.
4.
CHECK G SENSOR POWER SUPPLY CIRCUIT-II
Check the voltage between G sensor harness connector terminal and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 7.
5.
CHECK G SENSOR GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between G sensor harness connector and ECM harness connector.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace error-detected parts.
6.
CHECK ECM GROUND CIRCUIT
Check the continuity between ECM harness connector and ground.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-45, "Intermittent Incident"
.
NO
>> Repair or replace error-detected parts.
7.
CHECK SENSOR POWER SUPPLY 2 CIRCUIT
Perform
EC-1240, "Diagnosis Procedure"
.
Is the inspection result normal?
YES
>> Perform the trouble diagnosis for power supply circuit.
NO
>> Repair or replace error-detected parts.
Component Inspection
INFOID:0000000012198742
1.
CHECK G SENSOR
+
−
Voltage
(Approx.)
G sensor
Connector
Terminal
B32
3
Ground
5 V
+
−
Continuity
G sensor
ECM
Connector
Terminal
Connector
Terminal
B32
2
F23
13
Existed
ECM
Ground
Continuity
Connector
Terminal
F23
9
Ground
Existed
10
50
F24
60
110
E19
147
149
152
Revision: November 2015
2016 JUKE
G SENSOR
EC-1211
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
With CONSULT
1. Remove G sensor.
2. Reconnect all harness connectors disconnected.
3. Place the G sensor on a flat table.
4. Turn ignition switch ON.
5. Select “G SENSOR” in “DATA MONITOR” mode of “ENGINE”
using CONSULT to check indications according to the following
conditions:
*: Check that voltage rises as the G sensor measurement condition changes in the order of (A), (B), and (C).
Without CONSULT
1. Remove G sensor.
2. Reconnect all harness connectors disconnected.
3. Place the G sensor on a flat table.
4. Turn ignition switch ON.
5. Check the voltage between ECM harness connector terminal
and ground.
*: Check that voltage rises as the G sensor measurement condition changes in the order of (A), (B), and (C).
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace G sensor.
: Direction of gravitational force
Monitor item
Condition
Value (V)
G SENSOR
Parallel with the table (0G) (B)
2.18 – 2.82
Vertical to the table (
−
1G) (A)
↓
Parallel with the table (0G) (B)
↓
Vertical to the table (1G) (C)
0.85 – 1.49*
↓
2.18 – 2.82*
↓
3.51 – 4.15*
: Direction of gravitational force
+
−
Condition
Voltage (V)
ECM
Connector
Terminal
F23
34
Ground
Parallel with the table
(0G) (B)
2.18 – 2.82
Vertical to the table (
−
1G)
(A)
↓
Parallel with the table
(0G) (B)
↓
Vertical to the table (1G)
(C)
0.85 – 1.49*
↓
2.18 – 2.82*
↓
3.51 – 4.15*
SCIA8343J
SCIA8343J
Revision: November 2015
2016 JUKE
EC-1212
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
HIGH PRESSURE FUEL PUMP
HIGH PRESSURE FUEL PUMP
Component Function Check
INFOID:0000000012198743
1.
CHECK HIGH PRESSURE FUEL PUMP FUNCTION
With CONSULT
1. Start engine.
2. Check “FUEL PRES SEN V” in “DATA MONITOR” mode of “ENGINE” using CONSULT.
Without CONSULT
1. Start engine.
2. Check the voltage between ECM harness connector terminals as per the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Proceed to
EC-1212, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000012198744
1.
CHECK HIGH PRESSURE FUEL PUMP POWER SUPPLY
1. Turn ignition switch ON.
2. Check the voltage between ECM harness connector and ground.
Is inspection result normal?
Monitor Item
Condition
Values/Status
FUEL PRES SEN V
Engine speed: Idle
1,140 – 1,460 mV
Engine speed: Revving engine
from idle to 4,000 rpm quickly
1,300 – 2,900 mV
ECM
Condition
Voltage
Connector
+
−
Terminal
F23
48
49
[Engine is running]
• Warm-up condition
• Idle speed
NOTE:
The pulse cycle changes depending on rpm
at idle
BATTERY VOLTAGE
(11 - 14 V)
[Engine is running]
• Warm-up condition
• Engine speed: 2,000 rpm
BATTERY VOLTAGE
(11 - 14 V)
JPBIA4722ZZ
JPBIA4723ZZ
+
−
Voltage
ECM
Connector
Terminal
F24
47
Ground
Battery voltage
Revision: November 2015
2016 JUKE
HIGH PRESSURE FUEL PUMP
EC-1213
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
YES
>> GO TO 8.
NO
>> GO TO 2.
2.
CHECK HIGH PRESSURE FUEL PUMP POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Disconnect fuel injector relay harness connector.
4. Check the continuity between ECM harness connector and high pressure fuel pump relay harness con-
nector.
5. Also check harness for short to ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts
3.
CHECK HIGH PRESSURE FUEL PUMP RELAY POWER SUPPLY (CONTACT SIDE)
Check the voltage between high pressure fuel pump relay harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Perform the trouble diagnosis for power supply circuit.
4.
CHECK HIGH PRESSURE FUEL PUMP RELAY POWER SUPPLY (EXCITATION COIL SIDE)
1. Reconnect all harness connectors disconnected.
2. Turn ignition switch ON.
3. Check the voltage between high pressure fuel pump relay harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 5
5.
CHECK HIGH PRESSURE FUEL PUMP RELAY POWER SUPPLY CIRCUIT (EXCITATION COIL SIDE)
1. Turn ignition switch OFF.
2. Disconnect high pressure fuel pump relay harness connector.
3. Disconnect IPDM E/R harness connector.
4. check the continuity between IPDM E/R harness connector and high pressure fuel pump harness connec-
tor.
+
−
Continuity
ECM
High pressure fuel pump re-
lay
Connector
Terminal
Connector
Terminal
F24
47
E58
3
Existed
+
−
Voltage
High pressure fuel pump relay
Connector
Terminal
E58
5
Ground
Battery voltage
+
−
Voltage
High pressure fuel pump relay
Connector
Terminal
E58
2
Ground
Battery voltage
Revision: November 2015
2016 JUKE
EC-1214
< DTC/CIRCUIT DIAGNOSIS >
[MR EXCEPT FOR NISMO RS MODELS]
HIGH PRESSURE FUEL PUMP
5. Also check harness for short to ground.
Is the inspection result normal?
YES
>> Perform the trouble diagnosis for power supply circuit.
NO
>> Repair or replace error-detected parts.
6.
CHECK HIGH PRESSURE FUEL PUMP RELAY GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect high pressure fuel pump relay harness connector.
3. Check the continuity between high pressure fuel pump relay harness connector and ground.
4. Also check harness for short to power.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Repair or replace error-detected parts.
7.
CHECK HIGH PRESSURE FUEL PUMP RELAY
Check the high pressure fuel pump relay. Refer to
EC-1216, "Component Inspection (High Pressure Fuel
Is inspection result normal?
YES
>> GO TO 8.
NO
>> Replace high pressure fuel pump relay.
8.
CHECK HIGH PRESSURE FUEL PUMP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector and high pressure fuel pump harness connector.
3. Check the continuity between ECM harness connector and high pressure fuel pump harness connector.
4. Also check harness for short to ground and to power.
Is inspection result normal?
YES
>> GO TO 9.
NO
>> Repair or replace error-detected parts.
9.
CHECK HIGH PRESSURE FUEL PUMP
Check the high pressure fuel pump. Refer to
EC-1215, "Component Inspection (High Pressure Fuel Pump)"
.
Is inspection result normal?
YES
>> GO TO 10.
NO
>> Replace high pressure fuel pump. Refer to
.
+
−
Continuity
IPDM E/R
High pressure fuel pump re-
lay
Connector
Terminal
Connector
Terminal
E14
35
E58
2
Existed
+
−
Continuity
High pressure fuel pump relay
Connector
Terminal
E58
1
Ground
Existed
+
−
Continuity
ECM
High pressure fuel pump
Connector
Terminal
Connector
Terminal
F24
48
F53
1
Existed
49
2
Revision: November 2015
2016 JUKE
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