NISSAN NOTE 2016 Service Repair Manual

EC-444
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
ELECTRICAL LOAD SIGNAL
ELECTRICAL LOAD SIGNAL
DescriptionINFOID:0000000012431645
The electrical load signal (Headlamp switch signal, rear window defogger switch signal, etc.) is transferred to
ECM through the CAN communication line.
Component Function CheckINFOID:0000000012431646
1.CHECK REAR WINDOW DEFOGGER SWITCH FUNCTION
1. Turn ignition switch ON.
2. Select “DATA MONITOR” mode with CONSULT.
3. Select “LOAD SIGNAL” and check indication under the following conditions.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Go to EC-444, "
Diagnosis Procedure".
2.CHECK LIGHTING SWITCH FUNCTION
Check “LOAD SIGNAL” indication under the following conditions.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Go to EC-444, "
Diagnosis Procedure".
3.CHECK HEATER FAN CONTROL SWITCH FUNCTION
Select “HEATER FAN SW” and check indication under the following conditions.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Go to EC-444, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000012431647
1.INSPECTION START
Confirm the malfunctioning circuit (rear window defogger, headlamp or heater fan). Refer to EC-444, "
Compo-
nent Function Check".
Which circuit is related to the incident?
Rear window defogger>>GO TO 2
Headlamp>>GO TO 3.
Heater fan>>GO TO 4.
2.CHECK REAR WINDOW DEFOGGER SYSTEM
Perform trouble diagnosis of rear window defogger system. Refer to DEF-17, "
Work Flow".
Monitor itemConditionIndication
LOAD SIGNAL Rear window defogger switch ON ON
OFF OFF
Monitor item
ConditionIndication
LOAD SIGNAL Lighting switch ON at 2nd position ON
OFF
OFF
Monitor item ConditionIndication
HEATER FAN SW Heater fan control switch ON ON
OFF OFF
Revision: August 2015
2016 Versa Note

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ELECTRICAL LOAD SIGNALEC-445
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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>> INSPECTION END
3.CHECK HEADLAMP SYSTEM
Perform trouble diagnosis of headlamp system. Refer to EXL-71, "
Work Flow".
>> INSPECTION END
4.CHECK AIR CONDITIONING SYSTEM
Perform trouble diagnosis of air conditioning system. Refer to HA-13, "
Workflow".
>> INSPECTION END
Revision: August 2015 2016 Versa Note

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EC-446
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
FUEL INJECTOR
FUEL INJECTOR
Component Function CheckINFOID:0000000012431648
1.INSPECTION START
Turn ignition switch to START.
Is any cylinder ignited?
YES >> GO TO 2.
NO >> Go to EC-446, "
Diagnosis Procedure".
2.CHECK FUEL INJECTOR FUNCTION
With CONSULT
1. Start engine.
2. Perform “POWER BALANCE” in “ACTIVE TEST” mode with CONSULT.
3. Make sure 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 >> INSPECTION END
NO >> Go to EC-446, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000012431649
1.CHECK FUEL INJECTOR POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect fuel injector harness connector.
3. Turn ignition switch ON.
4. Check the voltage between fuel injector harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.DETECT MALFUNCTIONING PART
Check the following.
• IPDM E/R connector F42 Clicking noise should be heard.
PBIB3332E
Fuel injector
Ground Voltage
Cylinder Connector Front / Rear Terminal
1 F17 Front
1
Ground Battery voltage
F53 Rear
2 F18 Front
1
F54 Rear
3 F19 Front
1
F29 Rear
4 F20 Front
1
F30 Rear
Revision: August 2015 2016 Versa Note

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FUEL INJECTOREC-447
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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• 10 A fuse (No. 55)
• Harness for open or short between fuel injector and fuse
>> Repair open circuit or short to ground or short to power in harness or connectors.
3.CHECK FUEL INJECTOR OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between fuel injector 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 4.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
4.CHECK FUEL INJECTOR
Refer to EC-447, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace malfunctioning fuel injector. Refer to EM-40, "
Removal and Installation"
5.CHECK INTERMITTENT INCIDENT
Refer to GI-42, "
Intermittent Incident".
Is the inspection result normal?
YES >> Replace IPDM E/R. Refer to PCS-30, "Removal and Installation".
NO >> Repair or replace harness or connectors.
Component InspectionINFOID:0000000012431650
1.CHECK FUEL INJECTOR
1. Turn ignition switch OFF.
2. Disconnect fuel injector harness connector.
3. Check resistance between fuel injector terminals as follows.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace malfunctioning fuel injector. Refer to EM-40, "
Removal and Installation".
Fuel injectorECM
Continuity
Cylinder Connector Front / Rear Terminal Connector Terminal
1 F17 Front
2
F10 31
Existed
F53 Rear
12
2 F18 Front
230
F54 Rear 20
3 F19 Front
229
F29 Rear 16
4 F20 Front
225
F30 Rear 24
TerminalsResistance
1 and 2 11.1 - 14.5 Ω [at 10 - 60°C (50 - 140 °F)]
Revision: August 2015 2016 Versa Note

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EC-448
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
FUEL PUMP
FUEL PUMP
Component Function CheckINFOID:0000000012431651
1.CHECK FUEL PUMP FUNCTION
1. Turn ignition switch ON.
2. Pinch fuel feed hose (1) with two fingers.
Is the inspection result normal?
YES >> INSPECTION END
NO >> EC-448, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000012431652
1.CHECK FUEL PUMP POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Turn ignition switch ON.
4. Check the voltage between ECM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 2.
2.CHECK FUEL PUMP POWER SUPPLY CIRCUIT-II
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R harness connector.
3. Check the continuity between IPDM E/ R 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 8.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
3.CHECK FUEL PUMP POWER SUPPLY CIRCUIT-III
1. Turn ignition switch OFF.
2. Reconnect all harness connectors disconnected.
3. Disconnect “fuel level sensor uni t and fuel pump” harness connector.
4. Turn ignition switch ON.
5. Check the voltage between “fuel level sensor unit and fuel pump” harness connector and ground. Fuel pressure pulsation should
be felt on the fuel feed
hose for 1 second after igniti on switch is turned ON.
ALBIA1074ZZ
ECM
Voltag e
+ −
Connector Terminal Connector Terminal F10 23 E16 108 Battery voltage
IPDM E/R ECM
Continuity
Connector Terminal Connector Terminal
F43 43 F10 23 Existed
Revision: August 2015 2016 Versa Note

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FUEL PUMPEC-449
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Is the inspection result normal?
YES >> GO TO 6.
NO >> GO TO 4.
4.CHECK FUSE
1. Turn ignition switch OFF.
2. Disconnect 15 A fuse (No. 48) from IPDM E/R.
3. Check 15 A fuse.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace 15 A fuse.
5.CHECK FUEL PUMP POWER SUPPLY CIRCUIT-IV
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R harness connector.
3. Check the continuity between IP DM E/R harness connector and “fuel level sensor unit and fuel pump”
harness connector.
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair open circuit, short to ground or short to power in harness or connectors.
6.CHECK FUEL PUMP GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Check the continuity between “fuel level sens or unit and fuel pump” harness connector and ground.
3. Also check harness for short to power.
Is the inspection result normal?
YES >> GO TO 7.
NO >> Repair open circuit or short to power in harness or connectors.
7.CHECK FUEL PUMP
Refer to EC-450, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 8.
NO >> Replace “fuel level sensor unit and fuel pump”.Refer to FL-6, "
Exploded View".
8.CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to GI-42, "
Intermittent Incident".
Fuel level sensor unit
and fuel pump Ground Voltage
Connector Terminal
B44 1 Ground Battery voltage should for exist 1 second
after ignition switch is turn ON.
IPDM E/R
Fuel level sensor unit
and fuel pump Continuity
Connector Terminal Connector Terminal
E44 9 B44 1 Existed
Fuel level sensor unit and fuel pump
Ground Continuity
Connector Terminal
B44 3 Ground Existed
Revision: August 2015 2016 Versa Note

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EC-450
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
FUEL PUMP
Is the inspection result normal?
YES >> Replace IPDM E/R. Refer to
PCS-30, "Removal and Installation".
NO >> Repair open circuit, short to ground or short to power in harness or connectors.
Component InspectionINFOID:0000000012431653
1.CHECK FUEL PUMP
1. Turn ignition switch OFF.
2. Disconnect “fuel level sensor uni t and fuel pump” harness connector.
3. Check resistance between “fuel level sensor unit and fuel pump” terminals as follows.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace “fuel level sensor unit and fuel pump”. Refer to FL-6, "
Exploded View".
TerminalsResistance [at 25°C (77 °F)]
1 and 3 0.2 - 5.0 Ω
Revision: August 2015 2016 Versa Note

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IGNITION SIGNALEC-451
< DTC/CIRCUIT DIAGNOSIS > [HR16DE]
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IGNITION SIGNAL
Component Function CheckINFOID:0000000012431654
1.INSPECTION START
Turn ignition switch OFF, and restart engine.
Does the engine start?
YES-1 >> With CONSULT: GO TO 2.
YES-2 >> Without CONSULT: GO TO 3.
NO >> Go to EC-451, "
Diagnosis Procedure".
2.IGNITION SIGNAL FUNCTION
With CONSULT
1. Perform “POWER BALANCE” in “ACTIVE TEST” mode with CONSULT.
2. Make sure that each circuit produces a momentary engine speed drop.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Go to EC-451, "
Diagnosis Procedure".
3.IGNITION SIGNAL FUNCTION
Without CONSULT
1. Let engine idle.
2. Check the voltage signal between ECM harness connector and ground with an oscilloscope.
NOTE:
The pulse cycle changes depending on rpm at idle.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Go to EC-451, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000012431655
1.CHECK IGNITION COIL POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF, wait at least 10 seconds and then turn ON.
2. Check the voltage between ECM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Go to EC-159, "
Diagnosis Procedure".
ECM
Voltage signal
+ −
Connector Terminal Connector Terminal
F7 17
E16 108
18
21
22
JMBIA0219GB
ECM
Vo l ta g e
Connector Te r m i n a l
+ −
E16 105108 Battery voltage
Revision: August 2015 2016 Versa Note

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EC-452
< DTC/CIRCUIT DIAGNOSIS >[HR16DE]
IGNITION SIGNAL
2.CHECK IGNITION COIL POWER SUPPLY CIRCUIT-II
1. Turn ignition switch OFF.
2. Disconnect condenser harness connector.
3. Turn ignition switch ON.
4. Check the voltage between condenser harness connector and ground.
Is the inspection result normal?
YES >> GO TO 5.
NO >> GO TO 3.
3.CHECK IGNITION COIL POWER SUPPLY CIRCUIT-III
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R harness connector F42.
3. Check the continuity between IPDM E/R harness connector and condenser harness connector.
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >> GO TO 11.
NO >> GO TO 4.
4.DETECT MALFUNCTIONING PART
Check the following.
• Harness for open or short between IPDM E/R and condenser
>> Repair open circuit or short to ground or short to power in harness or connectors.
5.CHECK CONDENSER GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Check the continuity between condenser harness connector and ground.
3. Also check harness for short to power.
Is the inspection result normal?
YES >> GO TO 6.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
6.CHECK CONDENSER
Refer to EC-455, "
Component Inspection (Condenser)"
Is the inspection result normal?
YES >> GO TO 7.
NO >> Replace condenser.
7.CHECK IGNITION COIL POWER SUPPLY CIRCUIT-IV
1. Reconnect all harness connectors disconnected.
2. Disconnect ignition coil harness connector.
Condenser Ground Voltage
Connector Terminal
F26 1Ground Battery voltage
IPDM E/R Condenser
Continuity
Connector Terminal Connector Terminal
F423 4F 26 1E xis te d
Condenser
Ground Continuity
Connector Terminal
F26 2Ground Existed
Revision: August 2015 2016 Versa Note

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IGNITION SIGNALEC-453
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3. Turn ignition switch ON.
4. Check the voltage between ignition coil harness connector and ground.
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
8.CHECK IGNITION COIL GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Check the continuity between ignition coil harness connector and ground.
3. Also check harness for short to power.
Is the inspection result normal?
YES >> GO TO 9.
NO >> Repair open circuit or short to power in harness or connectors.
9.CHECK IGNITION COIL OUTPUT SI GNAL CIRCUIT FOR OPEN AND SHORT
1. Disconnect ECM harness connector.
2. Check the continuity between ECM harness connector and ignition coil harness connector.
3. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES >> GO TO 10.
NO >> Repair open circuit or short to ground or short to power in harness or connectors.
10.CHECK IGNITION COIL WITH POWER TRANSISTOR
Refer to EC-454, "
Component Inspection (Ignition Coil with Power Transistor)".
Is the inspection result normal?
YES >> GO TO 11.
NO >> Replace malfunctioning ignition coil with power transistor. Refer to EM-47, "
Removal and Installa-
tion".
11 .CHECK INTERMITTENT INCIDENT
Refer to GI-42, "
Intermittent Incident".
Ignition coil
Ground Voltage
Cylinder Connector Terminal
1F343
Ground Battery voltage
2F353
3F363
4F373
Ignition coil
Ground Continuity
Cylinder Connector Terminal
1F342
GroundExisted
2F352
3F362
4F372
Ignition coil
ECM
Continuity
Cylinder Connector Terminal Connector Terminal
1F341
F1017
Existed
2F351
18
3F361 22
4F371 21
Revision: August 2015 2016 Versa Note

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