G35 Sedan V35 2003-06 Discussion about the 1st Generation V35 G35 Sedan

P0507 SES Light =(

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Old Oct 3, 2011 | 06:10 PM
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Unhappy P0507 SES Light =(

I bought my car about a little over a week ago. Ive since driven it about 350 miles or so. So today when I was driving back to work from a clients and looked down and saw the SES light was on. My immediate reaction was to punch the stirring wheel (Which i did not do) So I went to autozone thinking that maybe it was a oil change indicator or hoping that it was somthing stupid like that. So the guy pulls the code and its the P0507 indicating the follow.

Idle speed control system RPM higher than expected
aa1. Large vacuum leak
aa2. Faulty throttle control actuator
aa3. Throttle body damage

I have noticed that my car is sucking down gas fairly quickly. (300 miles per tank or lower)

The car idles fine though. Around 1k to 875 rpm per min

I looked under the hood and I dont see any obvious vaccum tube's disconnected or damaged. The only thing I did see was that the clips to the air filter were undone. I clipped them back into place and immediately started google the code. I got some answers and tried the steps to get my car to relearn the idle air volume. Followed the steps to the T. Also did it with a friend of mine to make sure I wasnt nuts and doing somthing wrong. He confirmed that I was following the directions correctly. Instructions below. The SES light refuses to start blinking and shows no indicator that the proceedure was working. What do you guys think I should do next?

"Operation Procedure:
1. Confirm that accelerator pedal is fully released, turn ignition switch “ON” (NOT start) and wait 3 seconds.
2. Repeat the following steps (2a and 2b) procedures quickly five times within 5 seconds.
2a. Fully depress the accelerator pedal (HARD).
2b. Fully release the accelerator pedal.
3. Wait 7 seconds, fully depress the accelerator pedal and keep it for approx. 10 seconds until the CEL starts blinking.
4. Fully release the accelerator pedal (while the CEL is still blinking)
5. Wait about 10 seconds.
6. Fully depress the accelerator pedal and keep it for more than 10 seconds.
7. Fully release the accelerator pedal (The CEL light will continue to blink).
8. Turn ignition switch to “OFF” position and now you can start the car. The CEL light should be gone. If the CEL light continues to remain ON, repeat the above steps. Remember, accurate timing is EXTREMELY critical to resetting the ECU. You may even need someone's help to do this correctly."

BTW: For some entertainment here are some pics of my new ride after I washed and waxed on Saturday.






 
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Old Oct 3, 2011 | 06:17 PM
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From: Dirty Joisy
Uhhh is that a bently i spy...
 
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Old Oct 3, 2011 | 06:36 PM
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Originally Posted by Wilg35j
Uhhh is that a bently i spy...
I knew i should have cropped the picture.
 

Last edited by Sean83; Oct 3, 2011 at 06:53 PM.
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Old Oct 3, 2011 | 09:54 PM
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niiiiiiiice
 
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Old Oct 3, 2011 | 09:58 PM
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Btw I think this ended up being a gas cap... Does that make sense?
 
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Old Oct 3, 2011 | 11:41 PM
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300 miles per fill up (about 16 to 17 gallons) is normal. A 875 to 1000rpm idle is not. Warm idle should be no high than 650rpms or just under the 700rpm mark. Anything higher means you've either got a vacuum leak or someone has messed with the throttle body by either moving the throttle blade or disconnecting it without disconnecting the negative termimal on the battery first.

The relearn procedure you posted is very tricky to do right and takes numerous attempts to get right. You'll know you've done correctly when the idle drops to 650rpms. Make sure the engine is completely warm before attempting. A cold idle will screw everything up.
 
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Old Oct 3, 2011 | 11:46 PM
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Originally Posted by DaveB
300 miles per fill up (about 16 to 17 gallons) is normal. A 875 to 1000rpm idle is not. Warm idle should be no high than 650rpms or just under the 700rpm mark. Anything higher means you've either got a vacuum leak or someone has messed with the throttle body by either moving the throttle blade or disconnecting it without disconnecting the negative termimal on the battery first.

The relearn procedure you posted is very tricky to do right and takes numerous attempts to get right. You'll know you've done correctly when the idle drops to 650rpms. Make sure the engine is completely warm before attempting. A cold idle will screw everything up.
Thanks Dave. Would a loose gas cap throw this code. As stupid as it sounds?
 
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Old Oct 4, 2011 | 02:43 AM
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yeah I have never gotten over 300 mi. out of a tank before
 
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Old Oct 4, 2011 | 02:58 AM
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I have had this problem on my car before, and i have tried the relearn procedure on my own. but i couldn't get it work. so i finally gave up and went to the dealership. they charged me $110.
 
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Old Oct 4, 2011 | 04:23 AM
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Originally Posted by Sean83
Thanks Dave. Would a loose gas cap throw this code. As stupid as it sounds?
Loose gas cap throws a different code I believe. Read here for more info on P0507: throttle body replaced, but SES on again - p0507

Car looks great btw, and 300 mile per fill up is not bad for an x.
 
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Old Oct 4, 2011 | 06:51 AM
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Yes always make sure they close your gas cap right...
 
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Old Oct 4, 2011 | 07:54 AM
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Originally Posted by DaveB
300 miles per fill up (about 16 to 17 gallons) is normal. A 875 to 1000rpm idle is not. Warm idle should be no high than 650rpms or just under the 700rpm mark. Anything higher means you've either got a vacuum leak or someone has messed with the throttle body by either moving the throttle blade or disconnecting it without disconnecting the negative termimal on the battery first.

The relearn procedure you posted is very tricky to do right and takes numerous attempts to get right. You'll know you've done correctly when the idle drops to 650rpms. Make sure the engine is completely warm before attempting. A cold idle will screw everything up.
^^ best advice so far.
 
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Old Oct 4, 2011 | 10:41 AM
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Thank goodness this problem went away. My stillen CIA is coming in today. And I didnt want to have to wait to solve this before I installed it, so that way the dealership doesnt blame the CIA
 
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Old Oct 4, 2011 | 10:52 AM
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So whose Bentley? lol
 
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Old Oct 4, 2011 | 12:41 PM
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Originally Posted by Wannabe6MT
So whose Bentley? lol
Its my father in laws. When we got hit with the hurricane he made me drive it through this lol. Needless to say I was a little reluctant. Keep in mind that we normally have curbs...

 
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