EC-404
< COMPONENT DIAGNOSIS >[HR16DE]
P2135 TP SENSOR
7.CHECK INTERMITTENT INCIDENT
Refer to EC-114, "
Diagnosis Procedure".
>> INSPECTION END
Component InspectionINFOID:0000000005398584
1.CHECK THROTTLE POSITION SENSOR
1. Turn ignition switch OFF.
2. Reconnect all harness connectors disconnected.
3. Perform EC-404, "
Special Repair Requirement".
4. Turn ignition switch ON.
5. Set selector lever to D (A/T) or 1st (M/T) position.
6. Check the voltage between ECM harness connector and ground.
Is the inspection result normal?
YES >> INSPECTION END
NO >> GO TO 2.
2.REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
1. Replace electric throttle control actuator.
2. Perform EC-404, "
Special Repair Requirement".
>> INSPECTION END
Special Repair RequirementINFOID:0000000005398585
1.PERFORM THROTTLE VALVE CL OSED POSITION LEARNING
Refer to EC-25, "
THROTTLE VALVE CLOSED POSITION LE ARNING : Special Repair Requirement"
>> GO TO 2.
2.PERFORM IDLE AIR VOLUME LEARNING
Refer to EC-26, "
IDLE AIR VOLUME LEARNING : Special Repair Requirement"
>> END
ECM
Ground Condition Voltage
Connector Terminal
F11 33
(TP sensor
1 signal)
GroundAccelerator
pedal Fully released
More than
0.36V
Fully de-
pressed Less than
4.75V
34
(TP sensor 2 signal) Fully released
Less than
4.75V
Fully de-
pressed More than
0.36V
PBIB3038E
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P2138 APP SENSOREC-409
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Component InspectionINFOID:0000000005398590
1.CHECK ACCELERATOR PEDAL POSITION SENSOR
1. Reconnect all harness connectors disconnected.
2. Turn ignition switch ON.
3. Check the voltage between ECM harness connector and ground.
Is the inspection result normal?
YES >> INSPECTION END
NO >> GO TO 2.
2.REPLACE ACCELERATOR PEDAL ASSEMBLY
1. Replace accelerator pedal assembly.
2. Perform EC-409, "
Special Repair Requirement".
>> INSPECTION END
Special Repair RequirementINFOID:0000000005398591
1.PERFORM ACCELERATOR PEDAL RE LEASED POSITION LEARNING
Refer to EC-25, "
ACCELERATOR PEDAL RELEASED POSITION LEARNING : Special Repair Requirement".
>> GO TO 2.
2.PERFORM THROTTLE VALVE CL OSED POSITION LEARNING
Refer to EC-25, "
THROTTLE VALVE CLOSED POSITION L EARNING : Special Repair Requirement".
>> GO TO 3.
3.PERFORM IDLE AIR VOLUME LEARNING
Refer to EC-26, "
IDLE AIR VOLUME LEARNING : Special Repair Requirement".
>> END
ECM Ground Condition Voltage
Connector Terminal
E16 11 0
(APP sensor 1 signal) GroundAccelerator
pedal Fully released 0.6 - 0.9 V
Fully depressed 3.9 - 4.7 V
103
(APP sensor 2 signal) Fully released 0.3 - 0.6 V
Fully depressed 1.95 - 2.4 V
PBIA9572J
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FUEL INJECTOREC-423
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FUEL INJECTOR
DescriptionINFOID:0000000005398604
The fuel injector is a small, precise solenoid valve. When the ECM
supplies a ground to the fuel injector circuit, the coil in the fuel injec-
tor is energized. The energized coil pulls the ball valve back and
allows fuel to flow through the fuel injector into the intake manifold.
The amount of fuel injected depends upon the injection pulse dura-
tion. Pulse duration is the length of time the fuel injector remains
open. The ECM controls the injection pulse duration based on
engine fuel needs.
Component Function CheckINFOID:0000000005398605
1.INSPECTION START
Turn ignition switch to START.
Is any cylinder ignited?
YES >> GO TO 2.
NO >> Go to EC-424, "
Diagnosis Procedure".
2.CHECK FUEL INJECTOR FUNCTION
With CONSULT-III
1. Start engine.
2. Perform “POWER BALANCE” in “A CTIVE TEST” mode with CONSULT-III.
3. Make sure that each circuit produces a momentary engine speed drop.
Without CONSULT-III
1. Let engine idle.
2. Listen to each fuel injector operating sound.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Go to EC-424, "
Diagnosis Procedure".
PBIA9664J
Clicking noise should be heard.
PBIB3332E
Revision: January 20102010 Versa
ON BOARD REFUELING VAPOR RECOVERY (ORVR)EC-443
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ON BOARD REFUELING VAPOR RECOVERY (ORVR)
DescriptionINFOID:0000000005398624
From the beginning of refueling, the air and vapor insi
de the fuel tank go through refueling EVAP vapor cut
valve and EVAP/ORVR line to the EVAP canister. The v apor is absorbed by the EVAP canister and the air is
released to the atmosphere.
When the refueling has reached the full level of the fuel tank, the refueling EVAP vapor cut valve is closed and
refueling is stopped because of auto shut-off. The vapor which was absorbed by the EVAP canister is purged
during driving.
WARNING:
When conducting inspectio ns below, be sure to observe the following:
• Put a “CAUTION: FLAMMABL E” sign in workshop.
• Do not smoke while servicing fuel system. Keep open flames and sparks away from work area.
• Be sure to furnish the workshop with a CO
2 fire extinguisher.
CAUTION:
• Before removing fuel line parts, carry out the following procedures:
- Put drained fuel in an explosion-proof containe r and put lid on securely.
- Release fuel pressure from fuel line. Refer to FL-5, "
Checking Fuel Line".
- Disconnect battery ground cable.
• Always replace O-ring when the fu el gauge retainer is removed.
• Do not kink or twist hose and tube when they are installed.
• Do not tighten hose and clamps excessively to avoid damaging hoses.
• After installation, run engine and check for fuel leaks at connection.
• Do not attempt to top off the fuel tank after the fuel pump nozzle shuts off automatically.
Continued refueling may cause fuel overflow, resulting in fuel spray and possibly a fire.
Component Function CheckINFOID:0000000005398625
1.CHECK ORVR FUNCTION
Check whether the following symptoms are present.
• Fuel odor from EVAP canister is strong.
• Cannot refuel/Fuel odor from the fuel filler opening is strong while refueling.
Is any symptom present?
YES >> Go to EC-443, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000005398626
1.INSPECTION START
Check whether the following symptoms are present.
A: Fuel odor from EVAP canister is strong.
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EC-444
< COMPONENT DIAGNOSIS >[HR16DE]
ON BOARD REFUELING VAPOR RECOVERY (ORVR)
B: Cannot refuel/Fuel odor from the fuel
filler opening is strong while refueling.
Which symptom is present?
A>>GO TO 2.
B>>GO TO 8.
2.CHECK EVAP CANISTER
1. Remove EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor attached.
2. Weigh the EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor attached.
The weight should be l ess than 1.9 kg (4.2 lb).
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 4.
3.CHECK IF EVAP CANISTER IS SATURATED WITH WATER
Check if water will drain from EVAP canister.
Does water drain from the EVAP canister?
YES >> GO TO 4.
NO >> GO TO 7.
4.REPLACE EVAP CANISTER
Replace EVAP canister with a new one.
>> GO TO 5.
5.CHECK DRAIN FILTER
Refer to EC-448, "
Component Inspection (Drain filter)".
Is the inspection result normal?
OK >> GO TO 6.
NO >> Replace drain filter.
6.DETECT MALFUNCTIONING PART
Check the EVAP hose between EVAP canister and vehicle frame for clogging or poor connection.
>> Repair or replace EVAP hose.
7.CHECK REFUELING EVAP VAPOR CUT VALVE
Refer to EC-446, "
Component Inspection (Refueli ng EVAP vapor cut valve)".
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace refueling EVAP vapor cut valve with fuel tank.
8.CHECK EVAP CANISTER
1. Remove EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor attached.
2. Weigh the EVAP canister with EVAP canister vent control valve and EVAP control system pressure sensor
attached.
The weight should be l ess than 1.9 kg (4.2 lb).
Is the inspection result normal?
PBIB1213E
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ON BOARD REFUELING VAPOR RECOVERY (ORVR)EC-445
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YES >> GO TO 9.
NO >> GO TO 10.
9.CHECK IF EVAP CANISTER
IS SATURATED WITH WATER
Check if water will drain from EVAP canister.
Does water drain from the EVAP canister?
YES >> GO TO 10.
NO >> GO TO 13.
10.REPLACE EVAP CANISTER
Replace EVAP canister with a new one.
>> GO TO 11.
11 .CHECK DRAIN FILTER
Refer to EC-448, "
Component Inspection (Drain filter)".
Is the inspection result normal?
OK >> GO TO 12.
NO >> Replace drain filter.
12.DETECT MALFUNCTIONING PART
Check the EVAP hose between EVAP canister and vehicle frame for clogging or poor connection.
>> Repair or replace EVAP hose.
13.CHECK VENT HOSES AND VENT TUBES
Check hoses and tubes between EVAP canister and refueling control valve for clogging, kink, looseness and
improper connection.
Is the inspection result normal?
YES >> GO TO 14.
NO >> Repair or replace hoses and tubes.
14.CHECK RECIRCULATION LINE
Check recirculation line for clogging, dents and cracks.
Is the inspection result normal?
YES >> GO TO 15.
NO >> Replace fuel filler tube.
15.CHECK REFUELING EVAP VAPOR CUT VALVE
Refer to EC-446, "
Component Inspection (Refueling EVAP vapor cut valve)".
Is the inspection result normal?
YES >> GO TO 16.
NO >> Replace refueling EVAP vapor cut valve with fuel tank.
16.CHECK FUEL FILLER TUBE
Check fuel filler tube and hose connected to the fuel tank for clogging, dents and cracks.
Is the inspection result normal?
YES >> GO TO 17.
NO >> Replace fuel filler tube.
PBIB1213E
Revision: January 20102010 Versa
EC-446
< COMPONENT DIAGNOSIS >[HR16DE]
ON BOARD REFUELING VAPOR RECOVERY (ORVR)
17.CHECK ONE-WAY FUEL VALVE-I
Check one-way valve for clogging.
Is the inspection result normal?
YES >> GO TO 18.
NO >> Repair or replace one-way fuel valve with fuel tank.
18.CHECK ONE-WAY FUEL VALVE-II
1. Make sure that fuel is drained from the tank.
2. Remove fuel filler tube and hose.
3. Check one-way fuel valve for operation as per the following. When a stick is inserted, the valve should open, when removing
stick it should close.
Do not drop any material into the tank.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace fuel filler tube or replace one-way fuel valve with fuel tank.
Component Inspection (Refueling EVAP vapor cut valve)INFOID:0000000005398627
1.INSPECTION START
Do you have CONSULT-III?
Do you have CONSULT-III?
YES >> GO TO 2.
NO >> GO TO 3.
2.CHECK REFUELING EVAP VAPOR CUT VALVE
With CONSULT-III
1. Remove fuel tank. Refer to FL-12, "
Removal and Installation".
2. Drain fuel from the tank as per the following:
- Remove fuel feed hose located on the fuel gauge retainer.
- Connect a spare fuel hose, one side to fuel gauge re tainer where the hose was removed and the other
side to a fuel container.
- Drain fuel using “FUEL PUMP RELAY” in “ACTIVE TEST” mode with CONSULT-III.
3. Check refueling EVAP vapor cut valve for being stuck to close as per the following.
Blow air into the refueling EVAP vapor cut valv e (from the end of EVAP/ORVR line hose), and check that
the air flows freely into the tank.
4. Check refueling EVAP vapor cut valve for being stuck to open as per the following.
- Connect vacuum pump to hose end.
- Remove fuel gauge retainer with fuel gauge unit. Always replace O-ri ng with new one.
- Put fuel tank upside down.
- Apply vacuum pressure to hose end [ −13.3 kPa ( −0.136 kg/cm
3, −1.93 psi)] with fuel gauge retainer
remaining open and check that the pressure is applicable.
SEF665U
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ON BOARD REFUELING VAPOR RECOVERY (ORVR)EC-447
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Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace refueling EVAP vapor cut valve with fuel tank.
3.CHECK REFUELING EVAP VAPOR CUT VALVE
Without CONSULT-III
1. Remove fuel tank. Refer to FL-12, "
Removal and Installation".
2. Drain fuel from the tank as per the following:
- Remove fuel gauge retainer.
- Drain fuel from the tank using a handy pump into a fuel container.
3. Check refueling EVAP vapor cut valve for being stuck to close as per the following. Blow air into the refueling EVAP vapor cut valv e (from the end of EVAP/ORVR line hose), and check that
the air flows freely into the tank.
4. Check refueling EVAP vapor cut valve for being stuck to open as per the following.
- Connect vacuum pump to hose end.
- Remove fuel gauge retainer with fuel gauge unit. Always replace O-ring with new one.
- Put fuel tank upside down.
- Apply vacuum pressure to hose end [ −13.3 kPa ( −0.136 kg/cm
3, −1.93 psi)] with fuel gauge retainer
remaining open and check that the pressure is applicable.
1. Filler tube 2. Recirculation line3. EVAP/ORVR line
4. Vacuum/pressure handy pump 5. Fuel tank
BBIA0694E
Revision: January 20102010 Versa