2002 sentra spec V iddling

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silron
Posts: 1
Joined: Thu Apr 19, 2012 5:59 pm
Car: 2002 sentra SER specV

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i have a 2002 sentra.2.5L. with 6 speed.cleaned throttle body and then car idle started going from 1200 to 1800.also getting a code P0507.any idea how to fix this?.i erased MIL with scanner,but the RPM still high and jumping.
thanks for any help


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RED_DET
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Joined: Tue May 13, 2003 5:07 pm
Car: 2004 Infiniti G35 Sedan 6 spd
2011 Infiniti G37x
1992 Nissan Sentra SE-R SR20DET
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You need to do an idle relearn procedure.
Pedal Relearn Procedure
Accerlerator Pedal Released Postion Learning is and operation to learn the full released postions of the accerlerator pedal by monitoring the accelerator pedal sensor output signal. It must be performed each time harness connector of accelearator pedal postion sensor or ECM is disconnected.

1. Make Sure the acceleartor 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. Turn Ignition switch ON and wait at least 2 seconds.
5. Turn Ignition switch off and wait at least 10 seconds

Throttle Valve Relearn
Throttle Valve Closed Postion Learning is to learn the fully closed postion of the throttle valve by monitoring the throttle position sensor output signal. It must be performed each time harness of
electric throttle control actuator or ECM is disconnect.

1.Make sure accelerator pedal is fully released.
2. Turn ignition ON
3. Turn igntion switch OFF and wait at least 10 seconds. Make sure that the throttle valve moves during the 10 seconds by confrming the operating sound.
(You can hear the TB sound when you have key on and shifter in first gear and step on the gas. So you know what you listening for.)


Idle Air Volume Relearn Procedure
The Following Condtions Must be met in order for procedure to Work.

Battery Voltage :More than 12.9 volts at idle
Engine Coolant Temp 158-203 degrees Farenhiet
Electric Load Switch OFF i.e Air Condition, headlamps , rear defogger
Steering Wheel: Neutral Postion (Straight Ahead)
PNP Switch: OFF (Park Neutral Switch i.e. Clutch Switch...pretty sure)


1. Perform ACCERLEARATOR PEDAL RELEASED POSTIONS LEARNING
2. Perform THROTTLE VALVE CLOSED POSITION LEARNING
3. Start engine and warm it up to operation temperature
4. Turn igniton switch OFF and wait at least 10 seconds
5. Confirm Gas Pedal if fully realeased, then turn igniton switch ON and wait 3 seconds
6. Fully step on and release gas pedal 5 time within 5 seconds
8. Wait 7 seconds and fully step on gas and stay on until MIL stops blinking and is steady.
9. Fully release the Gas pedal within 3 seconds after the MIL has turned ON steady.
10. Start engine imediatly and let idle. Wait 20 seconds.

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06_blkout
Posts: 491
Joined: Fri Jun 11, 2010 9:04 pm
Car: 2008 Nissan Sentra SE-R Spec V
2006 Nissan Sentra SE-R Spec V (Sold)
2003 Nissan Sentra GXE
Location: Soviet Maryland
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^^Idle relearn will take care of it like Red Det said. Don't get discouraged if it doesn't work the first few times, you have to be dead on with the times.


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