2004 INFINITI FX35 Service Manual

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Page 2433 of 4449

INFINITI FX35 2004 Service Manual EC-1092
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DTC P1128 THROTTLE CONTROL MOTOR
Revision: 2004 November 2004 FX35/FX45
Specification data are reference values and are measured between each terminal and ground.
Pulse signal is meas

Page 2434 of 4449

INFINITI FX35 2004 Service Manual DTC P1128 THROTTLE CONTROL MOTOR
EC-1093
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Revision: 2004 November 2004 FX35/FX45
2. CHECK THROTTLE CONTROL MOTOR OUTPUT SIGNAL CIRCUIT FOR OPEN OR SHORT
1. Disconnect

Page 2435 of 4449

INFINITI FX35 2004 Service Manual EC-1094
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DTC P1128 THROTTLE CONTROL MOTOR
Revision: 2004 November 2004 FX35/FX45
Removal and InstallationABS00C97
ELECTRIC THROTTLE CONTROL ACTUATOR
Refer to EM-174, "INTAKE MANIFOLD" .

Page 2436 of 4449

INFINITI FX35 2004 Service Manual DTC P1140, P1145 IVT CONTROL POSITION SENSOR
EC-1095
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Revision: 2004 November 2004 FX35/FX45
DTC P1140, P1145 IVT CONTROL POSITION SENSORPFP:23731
Component Descripti

DTC P1140, P1145 IVT CONTROL POSITION SENSOR
EC-1095
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Revision: 2004 November 2004 FX35/FX45
DTC P1140, P1145 IVT CONTROL POSITION SENSORPFP:23731
Component DescriptionABS00C98
Intake valve timing control position sensors are located in the front of
cylinder heads in both bank 1 and bank 2.
This sensor uses a Hall IC.
The cam position is determined by the intake primary cam sprocket
concave (in four places). The ECM provides feedback to the intake
valve timing control for appropriate target valve open-close timing
according to drive conditions based on detected cam position.
CONSULT-II Reference Value in Data Monitor ModeABS00C99
Specification data are reference values.
On Board Diagnosis LogicABS00C9A
DTC Confirmation ProcedureABS00C9B
NOTE:
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
WITH CONSULT-II
1. Turn ignition switch ON.
2. Select “DATA MONITOR” mode with CONSULT-II.
3. Maintain the following conditions for at least 10 seconds.
4. If 1st trip DTC is detected, go to EC-1099, "
Diagnostic Procedure" .
WITH GST
Follow the procedure “WITH CONSULT-II” above.
SEF359Z
MONITOR ITEM CONDITION SPECIFICATION
INT/V TIM (B1)
INT/V TIM (B2)
Engine: After warming up
Air conditioner switch: OFF
Shift lever: N
No loadIdle−5 - 5°CA
2,000 rpm Approx. 0 - 20°CA
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P1140
11 4 0
(bank 1)
Intake valve timing control
position sensor circuitAn excessively high or low voltage from the
sensor is sent to ECM.
Harness or connectors
(Intake valve timing control position
sensor circuit is open or shorted)
Intake valve timing control position
sensor
Crankshaft position sensor (POS)
Camshaft position sensor (PHASE)
Accumulation of debris to the signal
pick-up portion of the camshaft P1145
11 4 5
(bank 2)
ENG SPEED More than idle speed
Selector lever P or N position

Page 2437 of 4449

INFINITI FX35 2004 Service Manual EC-1096
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DTC P1140, P1145 IVT CONTROL POSITION SENSOR
Revision: 2004 November 2004 FX35/FX45
Wiring DiagramABS00C9C
BANK 1
TBWM0244E

Page 2438 of 4449

INFINITI FX35 2004 Service Manual DTC P1140, P1145 IVT CONTROL POSITION SENSOR
EC-1097
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Revision: 2004 November 2004 FX35/FX45
Specification data are reference values and are measured between each ter

Page 2439 of 4449

INFINITI FX35 2004 Service Manual EC-1098
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DTC P1140, P1145 IVT CONTROL POSITION SENSOR
Revision: 2004 November 2004 FX35/FX45
BANK 2
TBWM0245E

Page 2440 of 4449

INFINITI FX35 2004 Service Manual DTC P1140, P1145 IVT CONTROL POSITION SENSOR
EC-1099
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Revision: 2004 November 2004 FX35/FX45
Specification data are reference values and are measured between each ter

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