2007 INFINITI M35 Factory Service Manual

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Page 2313 of 4647

INFINITI M35 2007 Factory Service Manual EC-784
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BASIC SERVICE PROCEDURE
Revision: 2007 April2007 M35/M45
14. CHECK TARGET IDLE SPEED AGAIN
With CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Read idle

Page 2314 of 4647

INFINITI M35 2007 Factory Service Manual BASIC SERVICE PROCEDURE
EC-785
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Revision: 2007 April2007 M35/M45
17. DETECT MALFUNCTIONING PART
Check the following.
Check camshaft position sensor (PHASE) and circu

Page 2315 of 4647

INFINITI M35 2007 Factory Service Manual EC-786
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BASIC SERVICE PROCEDURE
Revision: 2007 April2007 M35/M45
Method A
1. Attach timing light A to loop wire (1) as shown.
2. Check ignition timing.
Timing indicator (1)
Method B
1. Remove

Page 2316 of 4647

INFINITI M35 2007 Factory Service Manual BASIC SERVICE PROCEDURE
EC-787
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3. Check ignition timing.
Timing indicator (1)
Procedure After Replacing ECMNBS005SH
When replacing

Page 2317 of 4647

INFINITI M35 2007 Factory Service Manual EC-788
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BASIC SERVICE PROCEDURE
Revision: 2007 April2007 M35/M45
Accelerator Pedal Released Position LearningNBS005AA
DESCRIPTION
Accelerator Pedal Released Position Learning is an operation t

EC-788
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BASIC SERVICE PROCEDURE
Revision: 2007 April2007 M35/M45
Accelerator Pedal Released Position LearningNBS005AA
DESCRIPTION
Accelerator Pedal Released Position Learning is an operation to learn the fully released position of the accel-
erator pedal by monitoring the accelerator pedal position sensor output signal. It must be performed each time
harness connector of accelerator pedal position sensor or ECM is disconnected.
OPERATION PROCEDURE
1. Make sure that accelerator pedal is fully released.
2. Turn ignition switch ON and wait at least 2 seconds.
3. Turn ignition switch OFF and wait at least 10 seconds.
4. Repeat steps 2 and 3 four times.
Throttle Valve Closed Position LearningNBS005AB
DESCRIPTION
Throttle Valve Closed Position Learning is an operation to learn the fully closed position of the throttle valve by
monitoring the throttle position sensor output signal. It must be performed each time harness connector of
electric throttle control actuator or ECM is disconnected.
OPERATION PROCEDURE
1. Make sure that accelerator pedal is fully released.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
Make sure that throttle valve moves during above 10 seconds by confirming the operating sound.
Idle Air Volume LearningNBS005AC
DESCRIPTION
Idle Air Volume Learning is an operation to learn the idle air volume that keeps each engine within the specific
range. It must be performed under any of the following conditions:
Each time electric throttle control actuator or ECM is replaced.
Idle speed or ignition timing is out of specification.
PREPARATION
Before performing Idle Air Volume Learning, make sure that all of the following conditions are satisfied.
Learning will be cancelled if any of the following conditions are missed for even a moment.
Battery voltage: More than 12.9V (At idle)
Engine coolant temperature: 70 - 105°C (158 - 221°F)
PNP switch: ON
Electric load switch: OFF
(Air conditioner, headlamp, rear window defogger)
On vehicles equipped with daytime light systems, if the parking brake is applied before the engine
is started the headlamp will not be illuminated.
Steering wheel: Neutral (Straight-ahead position)
Vehicle speed: Stopped
Transmission: Warmed-up
–With CONSULT-II: Drive vehicle until “ATF TEMP SE 1” in “DATA MONITOR” mode of “A/T” system indi-
cates less than 0.9V.
–Without CONSULT-II: Drive vehicle for 10 minutes.
OPERATION PROCEDURE
With CONSULT-II
1. Perform EC-788, "Accelerator Pedal Released Position Learning" .
2. Perform EC-788, "
Throttle Valve Closed Position Learning" .
3. Start engine and warm it up to normal operating temperature.
4. Check that all items listed under the topic PREPARATION (previously mentioned) are in good order.

Page 2318 of 4647

INFINITI M35 2007 Factory Service Manual BASIC SERVICE PROCEDURE
EC-789
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Revision: 2007 April2007 M35/M45
5. Select “IDLE AIR VOL LEARN” in “WORK SUPPORT” mode.
6. Touch “START” and wait 20 secon

Page 2319 of 4647

INFINITI M35 2007 Factory Service Manual EC-790
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BASIC SERVICE PROCEDURE
Revision: 2007 April2007 M35/M45
11. Wait 20 seconds.
12. Rev up the engine two or three times and make sure that idle speed and ignition timing are within the

Page 2320 of 4647

INFINITI M35 2007 Factory Service Manual BASIC SERVICE PROCEDURE
EC-791
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Revision: 2007 April2007 M35/M45
Without CONSULT-II
1. Remove fuel pump fuse (1) located in IPDM E/R (2).
2. Start engine.
3. After e

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