2005 INFINITI FX35 Service Manual

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Page 2553 of 4731

INFINITI FX35 2005 Service Manual EC-1160
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DTC P1124, P1126 THROTTLE CONTROL MOTOR RELAY
Revision: 2005 July 2005 FX
4. CHECK FUSE
1. Disconnect 15A fuse.
2. Check 15A fuse for blown.
OK or NG
OK >> GO TO 8.
NG >> Replace 1

Page 2554 of 4731

INFINITI FX35 2005 Service Manual DTC P1128 THROTTLE CONTROL MOTOR EC-1161
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Revision: 2005 July 2005 FX
DTC P1128 THROTTLE CONTROL MOTORPFP:16119
Component DescriptionABS007R9
The thrott

Page 2555 of 4731

INFINITI FX35 2005 Service Manual EC-1162
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DTC P1128 THROTTLE CONTROL MOTOR
Revision: 2005 July 2005 FX
Wiring DiagramABS007RC
TBWM0417E

Page 2556 of 4731

INFINITI FX35 2005 Service Manual DTC P1128 THROTTLE CONTROL MOTOR EC-1163
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Revision: 2005 July 2005 FX
Specification data are reference values and are measured between each terminal and

Page 2557 of 4731

INFINITI FX35 2005 Service Manual EC-1164
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DTC P1128 THROTTLE CONTROL MOTOR
Revision: 2005 July 2005 FX
2. CHECK THROTTLE CONTROL MOTOR OUTPUT SIGNAL CIRCUIT FOR OPEN OR SHORT
1. Disconnect electric throttle control actuator

Page 2558 of 4731

INFINITI FX35 2005 Service Manual DTC P1128 THROTTLE CONTROL MOTOR EC-1165
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Revision: 2005 July 2005 FX
Removal and InstallationABS007RF
ELECTRIC THROTTLE CONTROL ACTUATOR
Refer to EM-17

Page 2559 of 4731

INFINITI FX35 2005 Service Manual EC-1166
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DTC P1140, P1145 IVT CONTROL POSITION SENSOR
Revision: 2005 July 2005 FX
DTC P1140, P1145 IVT CONTROL POSITION SENSORPFP:23731
Component DescriptionABS008G4
Intake valve timing contro

EC-1166
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DTC P1140, P1145 IVT CONTROL POSITION SENSOR
Revision: 2005 July 2005 FX
DTC P1140, P1145 IVT CONTROL POSITION SENSORPFP:23731
Component DescriptionABS008G4
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 ModeABS008G5
Specification data are reference values.
On Board Diagnosis LogicABS008G6
DTC Confirmation ProcedureABS008G7
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-1170, "
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
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
1140
(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
1145
(bank 2)
ENG SPEED More than idle speed
Selector lever P or N position

Page 2560 of 4731

INFINITI FX35 2005 Service Manual DTC P1140, P1145 IVT CONTROL POSITION SENSOR EC-1167
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Revision: 2005 July 2005 FX
Wiring DiagramABS008G8
BANK 1
TBWM0418E

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