2008 INFINITI FX35 installation

DTC P2118 THROTTLE CONTROL MOTOREC-1101
< SERVICE INFORMATION > [VK45DE]
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1. Disconnect electric throttle c
ontrol actuator (1) harness connec-
tor.
2. Disconnect ECM harness connector.
3. Check harness continuity between the following terminals.
Refer to Wiring Diagram.
4. Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace.
3.CHECK THROTTLE CONTROL MOTOR
Refer to EC-1101, "
Component Inspection".
OK or NG
OK >> GO TO 4.
NG >> GO TO 5.
4.CHECK INTERMITTENT INCIDENT
Refer to EC-717
.
OK or NG
OK >> GO TO 5.
NG >> Repair or replace harness or connectors.
5.REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
1. Replace the electric throttle control actuator.
2. Perform EC-663, "
Throttle Valve Closed Position Learning".
3. Perform EC-663, "
Idle Air Volume Learning".
>> INSPECTION END
Component InspectionINFOID:0000000001326994
THROTTLE CONTROL MOTOR
1. Disconnect electric throttle c ontrol actuator harness connector.
2. Check resistance between terminals 1 and 2.
3. If NG, replace electric throttle control actuator and go to next step.
4. Perform EC-663, "
Throttle Valve Closed Position Learning".
5. Perform EC-663, "
Idle Air Volume Learning".
Removal and InstallationINFOID:0000000001326995
ELECTRIC THROTTLE CONTROL ACTUATOR
Refer to EM-175.
Electric throttle control
actuator terminal ECM terminal Continuity
1 5 Should exist
4 Should not exist
2 5 Should not exist
4 Should exist
PBIB3232E
Resistance: Approximately 1 - 15
Ω [at 25 °C (77 °F)]
PBIB3251E
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DTC P2122, P2123 APP SENSOREC-1109
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OK >> GO TO 8.
NG >> GO TO 7.
7.DETECT MALFUNCTIONING PART
Check the following.
 Harness connectors E211, M41
 Harness for open or short between ECM and accelerator pedal position sensor
>> Repair open circuit or short to ground or short to power in harness or connectors.
8.CHECK APP SENSOR
Refer to EC-1128, "
Component Inspection".
OK or NG
OK >> GO TO 10.
NG >> GO TO 9.
9.REPLACE ACCELERATOR PEDAL ASSEMBLY
1. Replace accelerator pedal assembly.
2. Perform EC-662, "
Accelerator Pedal Released Position Learning".
3. Perform EC-663, "
Throttle Valve Closed Position Learning".
4. Perform EC-663, "
Idle Air Volume Learning".
>> INSPECTION END
10.CHECK INTERMITTENT INCIDENT
Refer to EC-717
.
>> INSPECTION END
Component InspectionINFOID:0000000001327006
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-662, "
Accelerator Pedal Released Position Learning".
6. Perform EC-663, "
Throttle Valve Closed Position Learning".
7. Perform EC-663, "
Idle Air Volume Learning".
Removal and InstallationINFOID:0000000001327007
ACCELERATOR PEDAL
Refer to ACC-3.
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
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3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

DTC P2127, P2128 APP SENSOREC-1115
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>>
INSPECTION END
14.CHECK INTERMITTENT INCIDENT
Refer to EC-717
.
>> INSPECTION END
Component InspectionINFOID:0000000001327014
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-662, "
Accelerator Pedal Released Position Learning".
6. Perform EC-663, "
Throttle Valve Closed Position Learning".
7. Perform EC-663, "
Idle Air Volume Learning".
Removal and InstallationINFOID:0000000001327015
ACCELERATOR PEDAL
Refer to ACC-3.
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
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
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DTC P2135 TP SENSOREC-1121
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5. Check voltage between ECM terminals 50 (TP sensor 1 signal),
69 (TP sensor 2 signal) and ground under the following condi-
tions.
6. If NG, replace electric throttle control actuator and go to the next
step.
7. Perform EC-663, "
Throttle Valve Closed Position Learning".
8. Perform EC-663, "
Idle Air Volume Learning".
Removal and InstallationINFOID:0000000001327023
ELECTRIC THROTTLE CONTROL ACTUATOR
Refer to EM-175.
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
PBIB1530E
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3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

EC-1128
< SERVICE INFORMATION >[VK45DE]
DTC P2138 APP SENSOR
OK or NG
OK >> GO TO 14.
NG >> GO TO 13.
13.DETECT MALFUNCTIONING PART
Check the following.
 Harness connectors E211, M41
 Harness for open or short between ECM and accelerator pedal position sensor
>> Repair open circuit or short to ground or short to power in harness or connectors.
14.CHECK APP SENSOR
Refer to EC-1128, "
Component Inspection".
OK or NG
OK >> GO TO 16.
NG >> GO TO 15.
15.REPLACE ACCELERATOR PEDAL ASSEMBLY
1. Replace accelerator pedal assembly.
2. Perform EC-662, "
Accelerator Pedal Released Position Learning".
3. Perform EC-663, "
Throttle Valve Closed Position Learning".
4. Perform EC-663, "
Idle Air Volume Learning".
>> INSPECTION END
16.CHECK INTERMITTENT INCIDENT
Refer to EC-717
.
>> INSPECTION END
Component InspectionINFOID:0000000001327030
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-662, "
Accelerator Pedal Released Position Learning".
6. Perform EC-663, "
Throttle Valve Closed Position Learning".
7. Perform EC-663, "
Idle Air Volume Learning".
Removal and InstallationINFOID:0000000001327031
ACCELERATOR PEDAL
Refer to ACC-3.
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
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EC-1138
< SERVICE INFORMATION >[VK45DE]
DTC P2A00, P2A03 A/F SENSOR 1
14.CONFIRM A/F ADJUSTMENT DATA
1. Turn ignition switch OFF and then ON.
2. Select “A/F ADJ-B1” and “A/F ADJ-B2” in “DATA MONITOR” mode with CONSULT-III.
3. Make sure that “0.000” is displayed on CONSULT-III screen.
>>INSPECTION END
Removal and InstallationINFOID:0000000001327038
AIR FUEL RATIO (A/F) SENSOR 1
Refer to EM-179.
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
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ASCD BRAKE SWITCHEC-1143
< SERVICE INFORMATION > [VK45DE]
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3. Check harness continuity between ASCD brake switch terminals
1 and 2 under the following conditions.
4. If NG, adjust ASCD brake switch installation, refer to BR-5
, and
perform step 3 again.
Condition Continuity
Brake pedal: Fully released Should exist
Brake pedal: Slightly depressed Should not exist
PBIB1536E
3AA93ABC3ACD3AC03ACA3AC03AC63AC53A913A773A893A873A873A8E3A773A983AC73AC93AC03AC3
3A893A873A873A8F3A773A9D3AAF3A8A3A8C3A863A9D3AAF3A8B3A8C

EC-1154
< SERVICE INFORMATION >[VK45DE]
FUEL INJECTOR
OK or NG
OK >> GO TO 7.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
7.CHECK FUEL INJECTOR
Refer to EC-1154, "
Component Inspection".
OK or NG
OK >> GO TO 8.
NG >> Replace fuel injector.
8.CHECK INTERMITTENT INCIDENT
Refer to EC-717
.
>> INSPECTION END
Component InspectionINFOID:0000000001327055
FUEL INJECTOR
1. Disconnect fuel injector harness connector.
2. Check resistance between terminals as shown in the figure.
Removal and InstallationINFOID:0000000001327056
FUEL INJECTOR
Refer to EM-190.
Resistance: 13.5 - 17.5
Ω [at 10 - 60 °C (50 - 140 °F)]
PBIB1727E
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