2016 NISSAN NOTE fuel pressure

EC-330
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P0461 FUEL LEVEL SENSOR
10. Check “FUEL LEVEL SE” output voltage and note it.
11. Fill fuel into the fuel tank for 30 (7-7/8 US gal, 6-5/8 Imp gal).
12. Check “FUEL LEVEL SE” output voltage and note it.
13. Confirm whether the voltage changes more than 0.03 V during step 7 to 10 and 10 to 12.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Proceed to
EC-330, "
Diagnosis Procedure".
3.PERFORM COMPONENT FUNCTION CHECK
Without CONSULT
NOTE:
Start from step 8, if it is possibl e to confirm that the fuel cannot be drained by 30 (7-7/8 US gal, 6-5/8
Imp gal) in advance.
1. Prepare a fuel container and a spare hose.
2. Release fuel pressure from fuel line. Refer to EC-137, "
Work Procedure".
3. Remove the fuel feed hose on the fuel level sensor unit.
4. Connect a spare fuel hose where the fuel feed hose was removed.
5. Turn ignition switch ON.
6. Drain fuel by 30 (7-7/8 US gal, 6-5/8 Imp gal) from the fuel tank using proper equipment.
7. Confirm that the fuel gauge indication varies.
8. Fill fuel into the fuel tank for 30 (7-7/8 US gal, 6-5/8 Imp gal).
9. Confirm that the fuel gauge indication varies.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Proceed to EC-330, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000012431521
1.CHECK COMBINATION METER FUNCTION
Refer to MWI-18, "
CONSULT Function (METER/M&A)".
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
NO >> Refer to MWI-45, "
Component Function Check".
Revision: August 2015 2016 Versa Note

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EC-398
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P2096, P2097 A/F SENSOR 1
P2096, P2097 A/F SENSOR 1
DTC LogicINFOID:0000000012431611
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 least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 11 at idle.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Clear the mixture ratio self-learning value. Refer to EC-132, "
Description".
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Start engine and keep the engine speed between 3,500 and 4,000 rpm for 1 minute under no load.
4. Let engine idle for 1 minute.
5. Keep engine speed between 2,500 and 3,000 rpm for 20 minutes.
6. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Go to EC-398, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000012431612
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.RETIGHTEN A/F SENSOR 1 AND HEATED OXYGEN SENSOR 2
Loosen and retighten the A/F sensor 1 and heated oxygen sensor 2. Refer to EM-31, "
Removal and Installa-
tion".
>> GO TO 3.
3.CHECK FOR EXHAUST GAS LEAK
1. Start engine and run it at idle.
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition
Possible Cause
P2096 POST CAT FUEL TRIM SYS
B1
(Post catalyst fuel trim system
too lean bank 1) The output voltage computed by ECM from the A/
F sensor 1 signal is shifts to the lean side for a
specified period.
• A/F sensor 1
• A/F sensor 1 heater
• Heated oxygen sensor 2
• Fuel pressure
• Fuel injector
• Intake air leaks
• Exhaust gas leaks
P2097 POST CAT FUEL TRIM SYS
B1
(Post catalyst fuel trim system
too rich bank 1) The A/F signal computed by ECM from the A/F
sensor 1 signal is shifts to the rich side for a spec-
ified period.
Revision: August 2015
2016 Versa Note

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EC-426
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P219A AIR FUEL RATIO
P219A AIR FUEL RATIO
DTC LogicINFOID:0000000012741312
DTC DETECTION LOGIC
NOTE:
•
If DTC P219A is displayed with other DTC, first perform the trouble diagnosis for the other DTC.
Refer to EC-87, "
DTCIndex".
• If DTC P219A is displayed with DTC P219C, P219D, P219E or P219F , perform the trouble diagnosis
for DTC P219C, P219D, P219E or P219F. Refer to EC-87, "
DTCIndex".
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING-1
If DTC Confirmation Procedure has been previously conducted, always perform the following before conduct-
ing 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.
NOTE:
Before performing the following procedure, confirm that battery voltage is 11 V or more at idle.
>> GO TO 2.
2.PRECONDITIONING-2
1. Turn ignition switch ON.
2. Clear the mixture ratio self-learning value. Refer to EC-132, "
Description".
Will CONSULT be used?
YES >> GO TO 3.
NO >> GO TO 6.
3.PERFORM DTC CONFIRMATION PROCEDURE-1
1. Turn ignition switch ON.
2. Select “COOLAN TEMP/S” in “DATA MONI TOR” mode of “ENGINE” using CONSULT.
3. Start the engine.
4. Make sure that “COOLAN TEMP/S” indicates more than 80 °C (176° F).
>> GO TO 4.
4.PERFORM DTC CONFIRMATION PROCEDURE-2
With CONSULT
1. Select “SYSTEM 1 DIAG NOSIS B B1” and “SYSTEM 1 DIAGNOSIS A B1” in “DATA MONITOR” mode of
“ENGINE” using CONSULT.
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition
Possible cause
P219A AIR FUEL RATIO IMBAL-
ANCE B1
(Air-fuel ratio imbalance bank
1) ECM detects a lean/rich air fuel ratio state in any
cylinder for a specified length of time. • Fuel injector
• Exhaust gas leaks
• Incorrect fuel pressure
• Mass air flow sensor
• Intake air leaks
• Lack of fuel
• Incorrect PCV hose connection
• Improper spark plug
• Insufficient compression
• The fuel injector circuit is open or
shorted
• ignition coil
• The ignition signal circuit is open or shorted
Revision: August 2015 2016 Versa Note

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EC-428
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P219A AIR FUEL RATIO
2.CHECK EXHAUST GAS LEAK
1. Stop engine and visually check exhaust tube, three way catalyst and muffler for dents connection.
2. Start engine and let it idle.
3. Listen for an exhaust gas leak before three way catalyst (manifold).
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace error-detected parts.
3.CHECK FUEL PRESSURE
1. Release fuel pressure to zero. Refer to EC-137, "
Work Procedure".
2. Check fuel pressure. Refer to EC-137, "
Work Procedure".
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 9.
4.CHECK MASS AIR FLOW SENSOR
With CONSULT
Check “MASS AIRFLOW” in “DATA MONITOR” mode of “ENGINE” using CONSULT.
For specification, refer to EC-26, "
Mass Air Flow Sensor".
With GST
Check mass air flow sensor signal in Service $01 using GST.
For specification, refer to EC-26, "
Mass Air Flow Sensor".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Check connectors for rusted terminals or loose connections in the mass air flow sensor circuit or grounds. Refer to EC-185, "
Diagnosis Procedure".
5.CHECK FUNCTION OF FUEL INJECTOR-1
With CONSULT
1. Start engine.
2. Perform “POWER BALANCE” in “ACTIVE TEST” mode of “ENGINE” using CONSULT.
3. Check that each circuit produces a momentary engine speed drop.
Without CONSULT
1. Let engine idle.
2. Listen to each fuel injector operating sound.
Is the inspection result normal?
YES >> GO TO 6.
NO >> Perform trouble diagnosis for fuel injector, refer to EC-
151, "Component Function Check".
PBIB1922E
Clicking noise should be heard.
PBIB3332E
Revision: August 2015 2016 Versa Note

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P219A AIR FUEL RATIOEC-429
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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6.CHECK FUNCTION OF FUEL INJECTOR-2
CAUTION:
Perform the following procedure in a place with no combustible objects and good ventilation.
1. Turn ignition switch OFF.
2. Confirm that the engine is cooled down and t here are no fire hazards near the vehicle.
3. Disconnect all fuel injector harness connectors.
4. Remove fuel tube assembly. Refer to EM-40, "
Removal and Installation".
Keep fuel hose and all fuel injectors connected to fuel tube.
5. Disconnect all ignition coil harness connectors.
6. Prepare pans or saucers under each fuel injector.
7. Crank engine for approximately 3 seconds.
Is the inspection result normal?
YES >> GO TO 7.
NO >> Replace fuel injector. Refer to EM-40, "
Removal and
Installation".
7.CHECK FUNCTION OF IGNITION COIL-1
CAUTION:
Perform the following steps in a well-ventilated area with no combustibles.
1. Turn ignition switch OFF.
2. Remove fuel pump fuse from IPDM E/R to release fuel pressure. NOTE:
CONSULT must not be used to release fuel pressure. It develops again during the following steps,
if released by using CONSULT.
3. Start the engine.
4. After an engine stall, crank the engine two or three times to release all the fuel pressure.
5. Turn ignition switch OFF.
6. Disconnect all the harness connectors of ignition coil to prevent electric discharge from occurring in igni-
tion coil.
7. Remove ignition coil assembly and spark plug of cylinder. Refer to EM-47, "
Removal and Installation".
8. Crank engine for 5 seconds or more to remove combustion gas in the cylinder.
9. Connect spark plug and harness connector to ignition coil.
10. Allow a 13-17mm (0.52-0.66 in) spacing between spark plug and grounded metal portion as shown in the figure to fix the ignition
coil with a rope or an equivalent.
11. Crank the engine for approximately 3 seconds to see if sparking occurs between spark plug and the grounded metal portion.
CAUTION:
• The discharge voltage becomes 20 kV or higher. There-fore, always stay away from the spark plug and ignition
coil at least 50 cm (19.7 in) during the inspection.
• Leaving a space of more than 17mm (0.66 in) may damage the ignition coil.
NOTE:
When the gap is less than 13 mm (0.52 in), a the sp ark might be generated even if the coil is mal-
functioning.
Is the inspection result normal?
YES >> GO TO 8.
NO >> GO TO 10.
8.CHECK COMPRESSION PRESSURE • Fuel should be sprayed evenly for each fuel injector.
• Fuel must not drip from the tip of fuel injector.
PBIA9666J
Spark should be generated.
JMBIA0066GB
Revision: August 2015
2016 Versa Note

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EC-430
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P219A AIR FUEL RATIO
Check compression pressure. Refer to
EM-13, "Inspection".
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
NO >> Check pistons, piston rings, valves, valve seats and cylinder head gaskets.
9.DETECT MALFUNCTIONING PART
Check fuel hoses and fuel tubes for clogging.
Is the inspection result normal?
YES >> Replace fuel filter and fuel pump assembly. Refer to FL-6, "Exploded View".
NO >> Repair or replace error-detected parts.
10.CHECK FUNCTION OF IGNITION COIL-2
1. Turn ignition switch OFF.
2. Disconnect spark plug and connect a non-malfunctioning spark plug.
3. Crank engine for approximately 3 seconds, and rec heck whether spark is generated between the spark
plug and the grounded metal portion.
Is the inspection result normal?
YES >> GO TO 11.
NO >> Check ignition coil, power transistor and their circuits. Refer to EC-451, "
Component Function
Check".
11 .CHECK SPARK PLUG
Check the initial spark plug for fouling, etc.
Is the inspection result normal?
YES >> 1. Repair or clean spark plug. Refer to EM-47,
"Exploded View".
2. GO TO 12.
NO >> Replace spark plug(s) with standard type one(s). For spark plug type, refer to EM-117, "
Spark Plug".
12.CHECK FUNCTION OF IGNITION COIL-3
1. Reconnect the initial spark plugs.
2. Crank engine for approximately 3 seconds, and rec heck whether spark is generated between the spark
plug and the grounded portion.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".
NO >> Replace spark plug(s) with standard type one(s). For spark plug type, refer to EM-117, "
Spark
Plug".
Spark should be generated.
SEF156I
Spark should be generated.
Revision: August 2015
2016 Versa Note

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P219C, P219D, P219E, P219F AIR FUEL RATIO
EC-431
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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P219C, P219D, P219E, P219F AIR FUEL RATIO
DTC LogicINFOID:0000000012741314
DTC DETECTION LOGIC
NOTE:
•
If DTC P219C, P219D, P219E or P219F is displayed wi th other DTC, first perform the trouble diagno-
sis for the other DTC. Refer to EC-87, "
DTCIndex".
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING-1
If DTC Confirmation Procedure has been previously conducted, always perform the following before conduct-
ing 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.
NOTE:
Before performing the following procedure, confirm that battery voltage is 11 V or more at idle.
>> GO TO 2.
2.PRECONDITIONING-2
1. Turn ignition switch ON.
2. Clear the mixture ratio self-learning value. Refer to EC-132, "
Description".
Will CONSULT be used?
YES >> GO TO 3.
NO >> GO TO 6.
3.PERFORM DTC CONFIRMATION PROCEDURE-1
With CONSULT
1. Turn ignition switch ON.
2. On CONSULT screen, select “ENGINE” >> “DATA MONITOR” >> “COOLAN TEMP/S”.
3. Start engine.
4. Check that “COOLAN TEMP/S” indicates more than 80 °C (176° F).
>> GO TO 4.
4.PERFORM DTC CONFIRMATION PROCEDURE-2
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition
Possible cause
P219C CYLINDER 1 AIR-FUEL RATIO
(Cylinder 1 Air-Fuel Ratio Imbal-
ance) The cylinder 1 combustion condition calculated
by ECM based on a crankshaft position sensor
signal is continuously imbalanced compared with
other cylinders. (Abnormal air-fuel ratio)
• Fuel injector
• Exhaust gas leaks
• Incorrect fuel pressure
• Mass air flow sensor
• Intake air leaks
• Lack of fuel
• Incorrect PCV hose connection
• Improper spark plug
• Insufficient compression
• The fuel injector circuit is open
or shorted
• Ignition coil
• The ignition signal circuit is open or shorted
P219D
CYLINDER 2 AIR-FUEL RATIO
(Cylinder 2 Air-Fuel Ratio Imbal-
ance) The cylinder 2 combustion condition calculated
by ECM based on a crankshaft position sensor
signal is continuously imbalanced compared with
other cylinders. (Abnormal air-fuel ratio)
P219E CYLINDER 3 AIR-FUEL RATIO
(Cylinder 3 Air-Fuel Ratio Imbal-
ance) The cylinder 3 combustion condition calculated
by ECM based on a crankshaft position sensor
signal is continuously imbalanced compared with
other cylinders. (Abnormal air-fuel ratio)
P219F CYLINDER 4 AIR-FUEL RATIO
(Cylinder 4 Air-Fuel Ratio Imbal-
ance) The cylinder 4 combustion condition calculated
by ECM based on a crankshaft position sensor
signal is continuously imbalanced compared with
other cylinders. (Abnormal air-fuel ratio)
Revision: August 2015
2016 Versa Note

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P219C, P219D, P219E, P219F AIR FUEL RATIO
EC-433
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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Diagnosis ProcedureINFOID:0000000012741315
1.CHECK FOR INTAKE AIR LEAK
1. Stop engine and check the following for connection.
- Air duct
- Vacuum hoses
- PCV hose
- Intake air passage between air duct to intake manifold
2. Start engine and let it idle.
3. Listen for an intake air leak after the mass air flow sensor.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace error-detected parts.
2.CHECK EXHAUST GAS LEAK
1. Stop engine and visually check exhaust tube, three way catalyst and muffler for dents connection.
2. Start engine and let it idle.
3. Listen for an exhaust gas leak before three way catalyst (manifold).
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace error-detected parts.
3.CHECK FUEL PRESSURE
1. Release fuel pressure to zero. Refer to EC-137, "
Work Procedure".
2. Check fuel pressure. Refer to EC-137, "
Work Procedure".
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 9.
4.CHECK MASS AIR FLOW SENSOR
With CONSULT
Check “MASS AIRFLOW” in “DATA MONITO R” mode of “ENGINE” using CONSULT.
For specification, refer to EC-26, "
Mass Air Flow Sensor".
With GST
Check mass air flow sensor signal in Service $01 using GST.
For specification, refer to EC-26, "
Mass Air Flow Sensor".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Check connectors for rusted terminals or loose connections in the mass air flow sensor circuit or grounds. Refer to EC-185, "
Diagnosis Procedure".
5.CHECK FUNCTION OF FUEL INJECTOR-1
With CONSULT
1. Start engine.
2. Perform “POWER BALANCE” in “ACTIVE TEST” mode of “ENGINE” using CONSULT.
3. Check that each circuit produces a momentary engine speed drop.
PBIB1922E
Revision: August 2015 2016 Versa Note

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