removal INFINITI FX35 2006 Service Manual

DTC P0462, P0463 FUEL LEVEL SENSOR EC-465
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Revision: 2006 December 2006 FX35/FX45
Diagnostic ProcedureNBS003SJ
1. CHECK DTC WITH “UNIFIED METER AND A/C AMP.”
Refer to DI-31, "
SELF-DIAG RESULTS" .
OK or NG
OK >> GO TO 2.
NG >> Go to DI-21, "
Fuel Level Sensor Signal Inspection" .
2. CHECK INTERMITTENT INCIDENT
Refer to EC-148, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>> INSPECTION END
Removal and InstallationNBS003SK
FUEL LEVEL SENSOR
Refer to FL-4, "FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY" .

EC-476
[VQ35DE]
DTC P0550 PSP SENSOR
Revision: 2006 December 2006 FX35/FX45
6. CHECK INTERMITTENT INCIDENT
Refer to EC-148, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>> INSPECTION END
Component InspectionNBS003T4
POWER STEERING PRESSURE SENSOR
1. Reconnect all harness connectors disconnected.
2. Start engine and let it idle.
3. Check voltage between ECM terminal 12 and ground under the following conditions.
Removal and InstallationNBS003T5
POWER STEERING PRESSURE SENSOR
Refer to PS-39, "HYDRAULIC LINE" .
Condition Voltage
Steering wheel: Being turned 0.5 - 4.5V
Steering wheel: Not being turned 0.4 - 0.8V
MBIB0126E

DTC P1225 TP SENSOR EC-511
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Revision: 2006 December 2006 FX35/FX45
Diagnostic ProcedureNBS003US
1. CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1. Turn ignition switch OFF.
2. Remove the intake air duct.
3. Check if foreign matter is caught between the throttle valve and the housing.
OK or NG
OK >> GO TO 2.
NG >> Remove the foreign matter and clean the electric throttle control actuator inside.
2. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
1. Replace the electric throttle control actuator.
2. Perform EC-84, "
Throttle Valve Closed Position Learning" .
3. Perform EC-84, "
Idle Air Volume Learning" .
>> INSPECTION END
Removal and InstallationNBS003UT
ELECTRIC THROTTLE CONTROL ACTUATOR
Refer to EM-19, "INTAKE MANIFOLD COLLECTOR" .
PBIB1556E

DTC P1226 TP SENSOR EC-513
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Revision: 2006 December 2006 FX35/FX45
Diagnostic ProcedureNBS003UX
1. CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1. Turn ignition switch OFF.
2. Remove the intake air duct.
3. Check if foreign matter is caught between the throttle valve and the housing.
OK or NG
OK >> GO TO 2.
NG >> Remove the foreign matter and clean the electric throttle control actuator inside.
2. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
1. Replace the electric throttle control actuator.
2. Perform EC-84, "
Throttle Valve Closed Position Learning" .
3. Perform EC-84, "
Idle Air Volume Learning" .
>> INSPECTION END
Removal and InstallationNBS003UY
ELECTRIC THROTTLE CONTROL ACTUATOR
Refer to EM-19, "INTAKE MANIFOLD COLLECTOR" .
PBIB1556E

DTC P2101 ELECTRIC THROTTLE CONTROL FUNCTION EC-567
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Revision: 2006 December 2006 FX35/FX45
11 . CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1. Remove the intake air duct.
2. Check if foreign matter is caught between the throttle valve and the housing.
OK or NG
OK >> GO TO 12.
NG >> Remove the foreign matter and clean the electric throttle
control actuator inside.
12. CHECK THROTTLE CONTROL MOTOR
Refer to EC-567, "
Component Inspection" .
OK or NG
OK >> GO TO 13.
NG >> GO TO 14.
13. CHECK INTERMITTENT INCIDENT
Refer to EC-148, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
OK or NG
OK >> GO TO 14.
NG >> Repair or replace harness or connectors.
14. REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
1. Replace the electric throttle control actuator.
2. Perform EC-84, "
Throttle Valve Closed Position Learning" .
3. Perform EC-84, "
Idle Air Volume Learning" .
>> INSPECTION END
Component InspectionNBS004IW
THROTTLE CONTROL MOTOR
1. Disconnect electric throttle control actuator harness connector.
2. Check resistance between terminals 3 and 6.
3. If NG, replace electric throttle control actuator and go to next step.
4. Perform EC-84, "
Throttle Valve Closed Position Learning" .
5. Perform EC-84, "
Idle Air Volume Learning" .
Removal and InstallationNBS004IX
ELECTRIC THROTTLE CONTROL ACTUATOR
Refer to EM-19, "INTAKE MANIFOLD COLLECTOR" .
PBIB1556E
Resistance: Approximately 1 - 15 Ω [at 25 °C (77 °F)]
PBIB0095E

EC-572
[VQ35DE]
DTC P2118 THROTTLE CONTROL MOTOR
Revision: 2006 December 2006 FX35/FX45
Removal and InstallationNBS004JA
ELECTRIC THROTTLE CONTROL ACTUATOR
Refer to EM-19, "INTAKE MANIFOLD COLLECTOR" .

DTC P2122, P2123 APP SENSOR EC-581
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Revision: 2006 December 2006 FX35/FX45
Component InspectionNBS003YJ
ACCELERATOR PEDAL POSITION SENSOR
1. Reconnect all harness connectors disconnected.
2. Turn ignition switch ON.
3. Check voltage between ECM terminals 106 (APP sensor 1 sig- nal), 98 (APP sensor 2 signal) and ground under the following
conditions.
4. If NG, replace accelerator pedal assembly and go to next step.
5. Perform EC-84, "
Accelerator Pedal Released Position Learning" .
6. Perform EC-84, "
Throttle Valve Closed Position Learning" .
7. Perform EC-84, "
Idle Air Volume Learning" .
Removal and InstallationNBS003YK
ACCELERATOR PEDAL
Refer to ACC-3, "ACCELERATOR CONTROL SYSTEM" .
Terminal Accelerator pedal Voltage
106
(Accelerator pedal position
sensor 1) Fully released 0.5 - 1.0V
Fully depressed 3.9 - 4.7V
98
(Accelerator pedal position
sensor 2) Fully released 0.15 - 0.60V
Fully depressed 1.95 - 2.40V
MBIB0023E

EC-588
[VQ35DE]
DTC P2127, P2128 APP SENSOR
Revision: 2006 December 2006 FX35/FX45
12. CHECK ACCELERATOR PEDAL POSITION SENSOR
Refer to EC-588, "
Component Inspection" .
OK or NG
OK >> GO TO 14.
NG >> GO TO 13.
13. REPLACE ACCELERATOR PEDAL ASSEMBLY
1. Replace accelerator pedal assembly.
2. Perform EC-84, "
Accelerator Pedal Released Position Learning" .
3. Perform EC-84, "
Throttle Valve Closed Position Learning" .
4. Perform EC-84, "
Idle Air Volume Learning" .
>> INSPECTION END
14. CHECK INTERMITTENT INCIDENT
Refer to EC-148, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>> INSPECTION END
Component InspectionNBS003YR
ACCELERATOR PEDAL POSITION SENSOR
1. Reconnect all harness connectors disconnected.
2. Turn ignition switch ON.
3. Check voltage between ECM terminals 106 (APP sensor 1 sig- nal), 98 (APP sensor 2 signal) and ground under the following
conditions.
4. If NG, replace accelerator pedal assembly and go to next step.
5. Perform EC-84, "
Accelerator Pedal Released Position Learning" .
6. Perform EC-84, "
Throttle Valve Closed Position Learning" .
7. Perform EC-84, "
Idle Air Volume Learning" .
Removal and InstallationNBS003YS
ACCELERATOR PEDAL
Refer to ACC-3, "ACCELERATOR CONTROL SYSTEM" .
Terminal Accelerator pedal Voltage
106
(Accelerator pedal position
sensor 1) Fully released 0.5 - 1.0V
Fully depressed 3.9 - 4.7V
98
(Accelerator pedal position
sensor 2) Fully released 0.15 - 0.60V
Fully depressed 1.95 - 2.40V
MBIB0023E

DTC P2135 TP SENSOR EC-595
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Revision: 2006 December 2006 FX35/FX45
Component InspectionNBS003YZ
THROTTLE POSITION SENSOR
1. Reconnect all harness connectors disconnected.
2. Perform EC-84, "
Throttle Valve Closed Position Learning" .
3. Turn ignition switch ON.
4. Set selector lever to D.
5. Check voltage between ECM terminals 50 (TP sensor 1signal), 69 (TP sensor 2signal) and ground under the following condi-
tions.
6. If NG, replace electric throttle control actuator and go to the next step.
7. Perform EC-84, "
Throttle Valve Closed Position Learning" .
8. Perform EC-84, "
Idle Air Volume Learning" .
Removal and InstallationNBS003Z0
ELECTRIC THROTTLE CONTROL ACTUATOR
Refer to EM-19, "INTAKE MANIFOLD COLLECTOR" .
Terminal Accelerator pedal Voltage
50
(Throttle position sensor 1) Fully released More than 0.36V
Fully depressed Less than 4.75V
69
(Throttle position sensor 2) Fully released Less than 4.75V
Fully depressed More than 0.36V
PBIB1608E

DTC P2138 APP SENSOR EC-603
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Revision: 2006 December 2006 FX35/FX45
15. REPLACE ACCELERATOR PEDAL ASSEMBLY
1. Replace accelerator pedal assembly.
2. Perform EC-84, "
Accelerator Pedal Released Position Learning" .
3. Perform EC-84, "
Throttle Valve Closed Position Learning" .
4. Perform EC-84, "
Idle Air Volume Learning" .
>> INSPECTION END
16. CHECK INTERMITTENT INCIDENT
Refer to EC-148, "
TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" .
>> INSPECTION END
Component InspectionNBS003Z7
ACCELERATOR PEDAL POSITION SENSOR
1. Reconnect all harness connectors disconnected.
2. Turn ignition switch ON.
3. Check voltage between ECM terminals 106 (APP sensor 1 sig- nal), 98 (APP sensor 2 signal) and ground under the following
conditions.
4. If NG, replace accelerator pedal assembly and go to next step.
5. Perform EC-84, "
Accelerator Pedal Released Position Learning" .
6. Perform EC-84, "
Throttle Valve Closed Position Learning" .
7. Perform EC-84, "
Idle Air Volume Learning" .
Removal and InstallationNBS003Z8
ACCELERATOR PEDAL
Refer to ACC-3, "ACCELERATOR CONTROL SYSTEM" .
Terminal Accelerator pedal Voltage
106
(Accelerator pedal position
sensor 1) Fully released 0.5 - 1.0V
Fully depressed 3.9 - 4.7V
98
(Accelerator pedal position
sensor 2) Fully released 0.15 - 0.60V
Fully depressed 1.95 - 2.40V
MBIB0023E