2007 INFINITI FX35 Service Manual

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INFINITI FX35 2007 Service Manual DTC P1140, P1145 IVT CONTROL POSITION SENSOR EC-1161
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DTC P1140, P1145 IVT CONTROL POSITION SENSORPFP:23731
Component

DTC P1140, P1145 IVT CONTROL POSITION SENSOR EC-1161
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DTC P1140, P1145 IVT CONTROL POSITION SENSORPFP:23731
Component DescriptionNBS004B9
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 camshaft sprocket con-
cave (in four places). The ECM provides feedback to the intake valve
timing control for appropriate target valve open-close timing accord-
ing to drive conditions based on detected cam position.
CONSULT-II Reference Value in Data Monitor ModeNBS004BA
Specification data are reference values.
On Board Diagnosis LogicNBS004BB
DTC Confirmation ProcedureNBS004BC
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-1166, "
Diagnostic Proce-
dure" .
SEF359Z
MONITOR ITEM CONDITION SPECIFICATION
INT/V TIM (B1)
INT/V TIM (B2)
Engine: After warming up
Selector lever: P or N
Air conditioner switch: OFF
No load Idle
−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 circuit An 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
sprocket
P1145
11 4 5
(Bank 2)
ENG SPEED More than idle speed
Selector lever P or N position
SEF058Y

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INFINITI FX35 2007 Service Manual EC-1162
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DTC P1140, P1145 IVT CONTROL POSITION SENSOR
Revision: 2006 July 2007 FX35/FX45
WITH GST
Follow the procedure “WITH CONSULT-II” above.

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INFINITI FX35 2007 Service Manual DTC P1140, P1145 IVT CONTROL POSITION SENSOR EC-1163
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Wiring DiagramNBS004BD
BANK 1
TBWM1347E

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INFINITI FX35 2007 Service Manual EC-1164
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DTC P1140, P1145 IVT CONTROL POSITION SENSOR
Revision: 2006 July 2007 FX35/FX45
Specification data are reference values and are measured between each terminal and ground.
Pulse signa

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INFINITI FX35 2007 Service Manual DTC P1140, P1145 IVT CONTROL POSITION SENSOR EC-1165
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BANK 2
TBWM1348E

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INFINITI FX35 2007 Service Manual EC-1166
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DTC P1140, P1145 IVT CONTROL POSITION SENSOR
Revision: 2006 July 2007 FX35/FX45
Specification data are reference values and are measured between each terminal and ground.
Pulse signa

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INFINITI FX35 2007 Service Manual DTC P1140, P1145 IVT CONTROL POSITION SENSOR EC-1167
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2. CHECK INTAKE VALVE TIMING CONTROL POSITION SENSOR POWER SUPP

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INFINITI FX35 2007 Service Manual EC-1168
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DTC P1140, P1145 IVT CONTROL POSITION SENSOR
Revision: 2006 July 2007 FX35/FX45
5. DETECT MALFUNCTIONING PART
Check the following.
Harness connectors F102, M82
Harness for open or

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