2016 NISSAN NOTE check engine

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
Revision: August 2015 2016 Versa Note

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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
Revision: August 2015 2016 Versa Note

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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
Revision: August 2015 2016 Versa Note

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EC-210
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0128 THERMOSTAT FUNCTION
P0128 THERMOSTAT FUNCTION
DTC LogicINFOID:0000000012431431
DTC DETECTION LOGIC
NOTE:
If DTC P0128 is displayed with
DTC P0300, P0301, P0302, P0303 or P 0304, first perform the trouble
diagnosis for P0300, P0301, P 0302, P0303, P0304. Refer to EC-270, "
DTC Logic".
Engine coolant temperature has not risen enough to open the thermostat even though the engine has run long
enough.
This is due to a leak in the seal or the thermostat being stuck open.
DTC CONFIRMATION PROCEDURE
NOTE:
Never refuel before and during the following procedure.
1.PRECONDITIONING-I
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.PRECONDITIONING-II
With CONSULT
1. Turn ignition switch ON.
2. Check the following conditions:
3. Select “DATA MONITOR” mode of “ENGINE” using CONSULT.
4. Check the following conditions:
Is the condition satisfied?
YES >> GO TO 3.
NO >> 1. Satisfy the condition. 2. GO TO 3.
3.PERFORM DTC CONFIRMATION PROCEDURE-I
With CONSULT
1. Start engine.
2. Drive the vehicle until the following condition is satisfied.
CAUTION:
Always drive vehicle at safe speed.
- STEP 1
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition
Possible cause
P0128 THERMSTAT FNCTN
[Coolant thermostat (coolant
temperature below thermostat
regulating temperature)] The engine coolant temperature does not
reach to specified temperature even though
the engine has run long enough. •Thermostat
• Leakage from sealing portion of
thermostat
• Engine coolant temperature sensor
Ambient temperature −10 °C (14 °F) or more
A/C switch OFF
Blower fan switch OFF
COOLAN TEMP/S −10 °C – 52 °C (14 – 126 °F) (M/T)
− 10 °C – 46 °C (14 – 115 °F) (CVT)
Revision: August 2015 2016 Versa Note

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P0128 THERMOSTAT FUNCTIONEC-211
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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Drive the vehicle under the conditions instructed bel
ow until the difference between “COOLAN TEMP/S” and
“FUEL T/TMP SE” becomes at least 25 °C (45° F).
*: Example
-STEP 2
Drive the vehicle at 50 km/h (32 MPH) or more with the difference between “COOLAN TEMP/S” and “FUEL T/TMP SE” maintained at 23 °C (41° F) or more.
NOTE:
Keep the accelerator pedal as steady as possible during cruising.
- STEP 3
Drive the vehicle at 50 km/h (32 MPH) or more until “COOLAN TEMP/S” increases by 6 °C (11° F).
NOTE:
Keep the accelerator pedal as steady as possible during cruising.
Is the condition satisfied?
YES >> GO TO 4.
NO >> GO TO 1.
4.PERFORM DTC CONFIRMATION PROCEDURE-II
With CONSULT
1. Drive the vehicle until the following condition is satisfied.
CAUTION:
Always drive vehicle at safe speed.
2. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-211, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000012431432
1.CHECK ENGINE COOLANT TEMPERATURE SENSOR
Check the engine coolant temperature sensor. Refer to EC-212, "
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
Check the thermostat. Refer to CO-20, "
Removal and Installation".
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace thermostat. Refer to CO-20, "
Removal and Installation".
COOLAN TEMP/S 71°C (160 °F) or less (M/T)
65 °C (149 °F) or less (CVT)
FUEL T/TMP SE Less than the value calculated by subtracting 25°C (45 °F) from “COOLAN TEMP/S”.*
COOLAN TEMP/S FUEL T/TMP SE
70 °C (158 °F) 47°C (117 °F) or less
65 °C (149 °F) 42°C (108 °F) or less
60 °C (140 °F) 37°C (99 °F) or less
COOLAN TEMP/S 71 °C (160 °F) or more (M/T)
65 °C (149 °F) or more (CVT)
Revision: August 2015 2016 Versa Note

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EC-212
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0128 THERMOSTAT FUNCTION
Component Inspection
INFOID:0000000012431433
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".
Engine coolant temperature
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
Revision: August 2015 2016 Versa Note

cardiagn.com

P0130 A/F SENSOR 1EC-213
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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P0130 A/F SENSOR 1
DTC LogicINFOID:0000000012431434
DTC DETECTION LOGIC
To judge malfunctions, the diagnosis c
hecks that the A/F signal computed by ECM from the A/F sensor 1 sig-
nal fluctuates according to fuel feedback control.
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 11 V at idle.
Do you have CONSULT?
YES >> GO TO 2.
NO >> GO TO 6.
2.CHECK AIR FUEL RATIO (A/F) SENSOR 1 FUNCTION
1. Start engine and warm it up to normal operating temperature.
2. Select “ENGINE” using CONSULT.
3. Select “A/F SEN1 (B1)” in “DATA MONITOR” mode.
4. Check “A/F SEN1 (B1)” indication.
Does the indication fluctuate around 2.2 V?
YES >> GO TO 3.
NO >> Go to EC-214, "
Diagnosis Procedure".
3.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION -I
1. Select “ENGINE” using CONSULT.
2. Select “A/F SEN1 (B1) P1276” (for DTC P0130) of “A/F SEN1” in “DTC WORK SUPPORT” mode.
3. Touch “START”.
4. When the following conditions are met, “TESTING” will be displayed on the CONSULT screen.
If “TESTING” is not displayed after 20 seconds, retry from step 2.
CAUTION:
Always drive vehicle at a safe speed.
Is
“TESTING” displayed on CONSULT screen?
YES >> GO TO 4.
NO >> Check A/F sensor 1 function again. GO TO 2.
4.PERFORM DTC CONFIRMATION PR OCEDURE FOR MALFUNCTION -II
Release accelerator pedal fully.
NOTE:
DTC No. Trouble diagnosis content DTC detecting condition Possible Cause
P0130 Air fuel ratio (A/F) sensor 1
circuit The A/F signal computed by ECM from
the A/F sensor 1 signal is constantly
approx. 2.2 V. • Harness or connectors
(The A/F sensor 1 circuit is open or shorted.)
• A/F sensor 1
ENG SPEED 1,000 - 3,200 rpm
VHCL SPEED SE More than 40 km/h (25 mph)
B/FUEL SCHDL 1.5 - 9.0 msec
Selector lever D position (CVT models)
5th position (M/T models)
Revision: August 2015
2016 Versa Note

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EC-214
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0130 A/F SENSOR 1
Never apply brake when releasing the accelerator pedal.
Which does
“TESTING” change to?
COMPLETED>>GO TO 5.
OUT OF CONDITION>>Retry DTC CONFIRMATION PROCEDURE. GO TO 3.
5.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION -III
Touch “SELF-DIAG RESULT”.
Which is displayed on CONSULT screen?
OK >> INSPECTION END
NG >> Go to EC-214, "
Diagnosis Procedure".
6.PERFORM COMPONENT FUNCTIO N CHECK FOR MALFUNCTION
Perform component function check. Refer to EC-214, "
Component Function Check".
NOTE:
Use component function check to check the overall function of the A/F sensor 1 circuit. During this check, a
1st trip DTC might not be confirmed.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Go to EC-214, "
Diagnosis Procedure".
Component Function CheckINFOID:0000000012431435
1.PERFORM COMPONENT FUNCTION CHECK
With GST
1. Start engine and warm it up to normal operating temperature.
2. Drive the vehicle at a speed of 80 km/h (50 MPH) for a few minutes in the suitable gear position.
3. Shift the selector lever to D position (CVT) or 5t h position (M/T), then release the accelerator pedal fully
until the vehicle speed decreases to 50 km/h (30 MPH).
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
Never apply brake when releasing the accelerator pedal.
4. Repeat steps 2 and 3 for five times.
5. Stop the vehicle and turn ignition switch OFF.
6. Turn ignition switch ON.
7. Turn ignition switch OFF and wait at least 10 seconds.
8. Restart engine.
9. Repeat steps 2 and 3 for five times.
10. Stop the vehicle and connect GST to the vehicle.
11. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Go to EC-214, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000012431436
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 AIR FUEL RATIO (A/F) SENSOR 1 POWER SUPPLY CIRCUIT
1. Disconnect A/F sensor 1 harness connector.
2. Turn ignition switch ON.
3. Check the voltage between A/F sensor 1 harness connector and ground.
Revision: August 2015 2016 Versa Note

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