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![NISSAN NOTE 2016 Service Repair Manual EC-202
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0117, P0118 ECT SENSOR
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair open circui NISSAN NOTE 2016 Service Repair Manual EC-202
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0117, P0118 ECT SENSOR
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair open circui](/manual-img/5/57363/w960_57363-1328.png)
EC-202
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0117, P0118 ECT SENSOR
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
4.CHECK ENGINE COOLANT TEMPERATURE SENSOR
Refer to EC-202, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace engine coolant temperature sensor. Refer to CO-23, "
Exploded View".
5.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "
Intermittent Incident".
>> INSPECTION END
Component InspectionINFOID:0000000012431421
1.CHECK ENGINE COOLANT TEMPERATURE SENSOR
1. Turn ignition switch OFF.
2. Disconnect engine coolant temperature sensor harness connector.
3. Remove engine coolant temperature sensor. Refer to CO-23, "
Exploded View"
4. Check resistance between engine coolant temperature sensor
terminals by heating with hot water as shown in the figure.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace engine coolant temperature sensor. Refer to CO-23, "
Exploded View".
ECT sensor ECM
Continuity
Connector Terminal Connector Terminal
F6 2F11 44 Existed
Terminals Condition Resistance
1 and 2 Temperature [ °C ( °F)] 20 (68) 2.10 - 2.90 kΩ
50 (122) 0.68 - 1.00 kΩ
90 (194) 0.236 - 0.260 kΩ
JMBIA0080ZZ
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![NISSAN NOTE 2016 Service Repair Manual P0122, P0123 TP SENSOREC-203
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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P0122, P0123 TP SENSOR
DTC LogicINFOID:0000000012431422
DTC DETECTION LOGIC
NOTE:
If DTC P0122 or P0123 NISSAN NOTE 2016 Service Repair Manual P0122, P0123 TP SENSOREC-203
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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P0122, P0123 TP SENSOR
DTC LogicINFOID:0000000012431422
DTC DETECTION LOGIC
NOTE:
If DTC P0122 or P0123](/manual-img/5/57363/w960_57363-1329.png)
P0122, P0123 TP SENSOREC-203
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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P0122, P0123 TP SENSOR
DTC LogicINFOID:0000000012431422
DTC DETECTION LOGIC
NOTE:
If DTC P0122 or P0123 is displayed with DTC P0643, first perform the tro\
uble diagnosis for DTC P0643.
Refer to
EC-356, "
DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 10 V at idle.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine and let it idle for 1 second.
2. Check DTC.
Is DTC detected?
YES >> Go to EC-203, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000012431423
1.CHECK GROUND CONNECTION
1. Turn ignition switch OFF.
2. Check ground connection E15. Refer to Ground Inspection in GI-44, "
Circuit Inspection".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace ground connection.
2.CHECK THROTTLE POSITION SEN SOR 2 POWER SUPPLY CIRCUIT
1. Disconnect electric throttle c ontrol actuator harness connector.
2. Turn ignition switch ON.
3. Check the voltage between electric throttle control actuator harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
DTC No. Trouble diagnosis content DTC detecting conditionPossible cause
P0122 Throttle position sensor 2
circuit low input An excessively low voltage from the TP sensor
2 is sent to ECM.
• Harness or connectors
(TP sensor 2 circuit is open or shorted.)
• Electric throttle control actuator
(TP sensor 2)
P0123 Throttle position sensor 2
circuit high input An excessively high voltage from the TP sensor
2 is sent to ECM.
Electric throttle control actuator
Ground Voltage
Connector Terminal
F7 2 Ground Approx. 5 V
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![NISSAN NOTE 2016 Service Repair Manual EC-204
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0122, P0123 TP SENSOR
3.CHECK THROTTLE POSITION
SENSOR 2 GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
NISSAN NOTE 2016 Service Repair Manual EC-204
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0122, P0123 TP SENSOR
3.CHECK THROTTLE POSITION
SENSOR 2 GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.](/manual-img/5/57363/w960_57363-1330.png)
EC-204
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0122, P0123 TP SENSOR
3.CHECK THROTTLE POSITION
SENSOR 2 GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between electric throttle control actuator harness connector and ECM harness con-
nector.
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
4.CHECK THROTTLE POSITION SENSOR 2 INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check the continuity between electric throttle control actuator harness connector and ECM harness con-
nector.
2. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
5.CHECK THROTTLE POSITION SENSOR
Refer to EC-204, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 7.
NO >> GO TO 6.
6.REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
Replace electric throttle control actuator. Refer to EM-28, "
Removal and Installation".
>> INSPECTION END
7.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "
Intermittent Incident".
>> INSPECTION END
Component InspectionINFOID:0000000012431424
1.CHECK THROTTLE POSITION SENSOR
1. Turn ignition switch OFF.
2. Reconnect all harness connectors disconnected.
3. Perform EC-129, "
Description".
4. Turn ignition switch ON.
5. Set selector lever to D (CVT) or 1st (M/T) position.
6. Check the voltage between ECM harness connector and ground.
Electric throttle control actuator ECM
Continuity
Connector Terminal Connector Terminal
F7 4F11 36 Existed
Electric throttle control actuator ECM
Continuity
Connector Terminal Connector Terminal
F7 3F11 34 Existed
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P0122, P0123 TP SENSOREC-205
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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Is the inspection result normal?
YES >> INSPECTION END
NO >> GO TO 2.
2.REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
Replace electric throttle control actuator. Refer to EM-28, "
Removal and Installation".
>> INSPECTION END
ECM ConditionVoltage
Connector Te r m i n a l
+ −
F11 33
(TP sensor 1 signal) 36 Accelerator pedal Fully released More than 0.36 V
Fully depressed Less than 4.75 V
34
(TP sensor 2 signal) Fully released Less than 4.75 V
Fully depressed More than 0.36 V
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2016 Versa Note
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Page 1333 of 3641
![NISSAN NOTE 2016 Service Repair Manual EC-206
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0125 ECT SENSOR
P0125 ECT SENSOR
DTC LogicINFOID:0000000012431425
DTC DETECTION LOGIC
NOTE:
•
If DTC P0125 is displayed with P0116, first perfo rm the troub NISSAN NOTE 2016 Service Repair Manual EC-206
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0125 ECT SENSOR
P0125 ECT SENSOR
DTC LogicINFOID:0000000012431425
DTC DETECTION LOGIC
NOTE:
•
If DTC P0125 is displayed with P0116, first perfo rm the troub](/manual-img/5/57363/w960_57363-1332.png)
EC-206
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0125 ECT SENSOR
P0125 ECT SENSOR
DTC LogicINFOID:0000000012431425
DTC DETECTION LOGIC
NOTE:
•
If DTC P0125 is displayed with P0116, first perfo rm the trouble diagnosis for DTC P0116. Refer to EC-
199, "DTC Logic".
• If DTC P0125 is displayed with P0117 or P0118, fi rst perform the trouble diagnosis for DTC P0117 or
P0118. Refer to EC-201, "
DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
>> GO TO 2.
2.CHECK ENGINE COOLANT TEMPERATURE SENSOR FUNCTION
With CONSULT
1. Turn ignition switch ON.
2. Select “DATA MONITOR” mode of “ENGINE” using CONSULT.
3. Check “COOLAN TEMP/S”.
With GST
Follow the procedure “With CONSULT” above.
Is it above
−6°C [21°F(for CVT)] or 5°C [41°F(forM/T)]?
YES >> INSPECTION END
NO >> GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Start engine and run it for 65 minutes at idle speed.
2. Check 1st tip DTC.
If “COOLAN TEMP/S” indication increases to more than 10 °C (50° F) within 65 minutes, stop engine
because the test result will be OK.
CAUTION:
Be careful not to overheat engine.
With GST
Follow the procedure “With CONSULT” above.
Is 1st trip DTC detected?
YES >> Proceed to EC-206, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000012431426
1.CHECK ENGINE COOLANT TEMPERATURE SENSOR
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition
Possible cause
P0125 ECT SENSOR
(Insufficient engine coolant
temperature for closed loop
fuel control) • Voltage sent to ECM from the sensor is not
practical, even when some time has passed
after starting the engine.
• Engine coolant temperature is insufficient for
closed loop fuel control. • Harness or connectors
(High resistance in the circuit)
• Engine coolant temperature sensor
•Thermostat
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![NISSAN NOTE 2016 Service Repair Manual P0125 ECT SENSOREC-207
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EC-207, "Component Inspection".
Is the inspection result NISSAN NOTE 2016 Service Repair Manual P0125 ECT SENSOREC-207
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Check the engine coolant temperature sensor. Refer to
EC-207, "Component Inspection".
Is the inspection result](/manual-img/5/57363/w960_57363-1333.png)
P0125 ECT SENSOREC-207
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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Check the engine coolant temperature sensor. Refer to
EC-207, "Component Inspection".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace engine coolant temperature sensor. Refer to CO-23, "
Exploded View".
2.CHECK THERMOSTAT OPERATION
When the engine is cold [lower than 70 °C (158° F)] condition, grasp lower radiator hose and confirm the engine
coolant does not flow.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
NO >> Repair or replace thermostat. Refer to CO-20, "
Exploded View".
Component InspectionINFOID:0000000012431427
1.CHECK ENGINE COOLANT TEMPERATURE (ECT) SENSOR
1. Turn ignition switch OFF.
2. Disconnect ECT sensor harness connector.
3. Remove ECT sensor.
4. Check resistance between ECT sensor terminals by heating with hot water as shown in the figure.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace engine coolant temperature sensor. Refer to CO-23, "
Exploded View".
ECT sensor
ConditionResistance (kΩ)
Te r m i n a l
1 2 Temperature [ °C ( °F)] 20 (68) 2.10 - 2.90
50 (122) 0.68 - 1.00
90 (194) 0.236 - 0.260
JMBIA0080ZZ
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![NISSAN NOTE 2016 Service Repair Manual EC-208
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0127 IAT SENSOR
P0127 IAT SENSOR
DTC LogicINFOID:0000000012431428
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedu NISSAN NOTE 2016 Service Repair Manual EC-208
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0127 IAT SENSOR
P0127 IAT SENSOR
DTC LogicINFOID:0000000012431428
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedu](/manual-img/5/57363/w960_57363-1334.png)
EC-208
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0127 IAT SENSOR
P0127 IAT SENSOR
DTC LogicINFOID:0000000012431428
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
This test may be conducted with the drive wheels lifted in the shop or by driving the vehicle. If a road
test is expected to be easier, it is unnecessary to lift the vehicle.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Wait until engine coolant temperature is less than 96 °C (205 °F)
- Turn ignition switch ON.
- Select “DATA MONITOR” mode of “ENGINE” using CONSULT.
- Check the engine coolant temperature.
- If the engine coolant temperature is not less than 96° C (205°F), turn ignition switch OFF and cool down
engine.
NOTE:
Perform the following steps before engine coolant temperature is above 96 °C (205° F).
2. Turn ignition switch ON.
3. Select “DATA MONITOR” mode of “ENGINE” using CONSULT
4. Start engine.
5. Hold vehicle speed at more than 70 km/h (43 MPH) for 100 consecutive seconds. CAUTION:
Always drive vehicle at a safe speed.
6. Check 1st trip DTC.
With GST
Follow the procedure “With CONSULT” above.
Is 1st trip DTC detected?
YES >> Proceed to EC-208, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000012431429
1.CHECK INTAKE AIR TEMPERATURE SENSOR
Check the intake air temperature sensor. Refer to EC-209, "
Component Inspection".
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
NO >> Replace mass air flow sensor (with intake air temperature sensor). Refer to EM-26, "
Removal and
Installation".
DTC No.CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition
Possible cause
P0127 IAT SENSOR-B1
(Intake air temperature too
high) Rationally incorrect voltage from the sensor is
sent to ECM, compared with the voltage signal
from engine coolant temperature sensor. • Harness or connectors
(Intake air temperature sensor circuit is
open or shorted)
• Intake air temperature sensor
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P0127 IAT SENSOREC-209
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Component InspectionINFOID:0000000012431430
1.CHECK INTAKE AIR TEMPERATURE SENSOR
1. Turn ignition switch OFF.
2. Disconnect mass air flow sensor harness connector.
3. Check resistance between mass air flow s ensor terminals as per the following.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace mass air flow sensor (with intake air temperature sensor). Refer to EM-26, "
Removal and
Installation".
Mass air flow sensor
ConditionResistance (kΩ)
Te r m i n a l s
5 6 Temperature [ °C ( °F)] 25 (77) 1.800 - 2.200
Revision: August 2015 2016 Versa Note
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