EC-422
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P2138 APP SENSOR
P2138 APP SENSOR
DTC LogicINFOID:0000000012431632
DTC DETECTION LOGIC
NOTE:
If DTC P2138 is displayed with DTC P0643, first pe
rform the trouble 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 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.
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-422, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000012431633
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 APP SENSOR 1 POWER SUPPLY CIRCUIT
1. Disconnect accelerator pedal position (APP) sensor harness connector.
2. Turn ignition switch ON.
3. Check the voltage between APP sensor harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
DTC No. Trouble diagnosis content DTC detecting condition Possible cause
P2138 Accelerator pedal position sensor
circuit range/performance Rationally incorrect voltage
is sent to ECM compared
with the signals from APP
sensor 1 and APP sensor
2.• Harness or connector
(APP sensor 1 and 2 circui t is open or shorted.)
[Crankshaft position sensor (POS) circuit is shorted.)
(Refrigerant pressure sensor circuit is shorted.)
• Accelerator pedal position sensor (APP sensor 1 and 2)
• Crankshaft position sensor (POS)
• Refrigerant pressure sensor
APP sensor GroundVoltage
Connector Terminal
E12 4Ground Approx. 5 V
Revision: August 2015 2016 Versa Note
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P219A AIR FUEL RATIOEC-427
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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2. Drive vehicle under the following conditions for at least 5 consecutive seconds.
CAUTION:
• Always drive vehicle at a safe speed.
NOTE:
• Drive the vehicle at approximately 88 km/h (55MPH) allows easy diagnosis.
• Keep the accelerator pedal as possible during crusing.
3. Check “SYSTEM 1 DIAGNOSIS A B1” indication.
Is
“CMPLT” displayed?
YES >> GO TO 5.
NO >> GO TO 2.
5.PERFORM DTC CONFIRMATION PROCEDURE-3
Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-427, "Diagnosis Procedure".
NO >> INSPECTION END
6.PERFORM DTC CONFIRMATION PROCEDURE-4
Without CONSULT
1. Start the engine and warm it up to normal operating temperature.
2. Drive vehicle under the following conditions for at least 5 consecutive seconds. CAUTION:
• Always drive vehicle at a safe speed.
NOTE:
• Drive the vehicle at approximately 88 km/h (55MPH) allows easy diagnosis.
• Keep the accelerator pedal as possible during crusing.
3. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-427, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000012741313
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.
ENG SPEED 1,000 – 1,250rpm
COOLAN TEMP/S More than 80°C (176 °F)
B/FUEL SCHDL 4 – 8 msec
Selector lever D position
SYSTEM 1 DIAGNOSIS B B1 PRSENT
Engine speed1,000 – 1,250rpm
Calculated load value 26 – 46 %
Selector lever D positio
Revision: August 2015 2016 Versa Note
cardiagn.com
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
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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
cardiagn.com
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
cardiagn.com
EC-432
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
P219C, P219D, P219E, P219F AIR FUEL RATIO
With CONSULT
1. On CONSULT screen, select the following items in “DATA MONITOR”.
- ENG SPEED
- COOLAN TEMP/S
- B/FUEL SCHDL
- A/F IMBALNC DIAG-CPS STAT
- A/F IMBLNC DIAG-CPS CMPLT
2. Drive vehicle under the following conditions for at least 20 consecutive seconds. CAUTION:
• Always drive vehicle at a safe speed.
• This procedure must be performed by two or more persons.
NOTE:
•Keep the accelerator pedal as possible during cruising.
• Drive the vehicle at approximately 88 km/h (55MPH) allows easy diagnosis.
3. Check “A/F IMBLNC DIAG -CPS CMPLT” indication.
Is
“CMPLT” displayed?
YES >> GO TO 5.
NO >> GO TO 2.
5.PERFORM DTC CONFIRMATION PROCEDURE-3
Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-433, "Diagnosis Procedure".
NO >> INSPECTION END
6.PERFORM DTC CONFIRMATION PROCEDURE-4
With GST
1. Start the engine and warm it up to normal operating temperature.
2. Drive vehicle under the following conditions for at least 20 consecutive seconds. CAUTION:
• Always drive vehicle at a safe speed.
NOTE:
•Keep the accelerator pedal as possible during crusing.
• Drive the vehicle at approximately 88 km/h (55MPH) allows easy diagnosis.
3. Check 1st trip DTC.
Is 1st trip DTC detected?
YES >> Proceed to EC-433, "Diagnosis Procedure".
NO >> INSPECTION END
ENG SPEED 2,000 – 2,600 rpm (M/T)
1,400 – 2,000 rpm (CVT)
COOLAN TEMP/S More than 80°C (176 °F)
B/FUEL SCHDL 6 – 8 msec
Selector lever 4th or more (M/T)
D position (CVT)
A/F IMBALNC DIAG-CPS STAT PRSNT
Engine speed 2,000 – 2,600 rpm (M/T)
1,400 – 2,000 rpm (CVT)
Calculated load value 46 – 73% (M/T)
49 – 79% (CVT)
Selector lever 4th or more (M/T)
D position (CVT)
Revision: August 2015
2016 Versa Note
cardiagn.com
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
cardiagn.com