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Hesitation on start with 2001 Maxima

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  #11  
Old   
davejohansen@gmail.com
 
Posts: n/a

Default Re: Hesitation on start with 2001 Maxima - 09-05-2006 , 11:06 AM






Is there someway that I can check if it's either a bad fuel injector or
a bad MAF sensor?
Thanks,
Dave

AZV14 (AT) netscape (DOT) com wrote:
Quote:
Your check engine code will be back - in 3 engine cycles or so.

Like I tried to tell "you know who" the psuedo mechanic. Glad you
didnt make things worse by following his idiotic 'shade tree mechanic"
advise.

Your problem is most likely not a dirty anything - its most likely the
MAF, or a bad fuel injector.

Of course 'you know who" is going to tell you to spray more gum out on
it,,LOL i am going to risk being flamed (god bless that ignore
function,,LOL), and tell you you need to go to a Dealer.

i am in Az to,,use Midway, though less than impressed lately with
them. Friend of mine goes to one in Peoria - has been very happy with
them.

Would be glad to ask him and send you the info.

No its not going to be cheap - but you will get your car fixed, and
fixed the first time. Sorry, hate me for the truth if you want, these
are complex/expensive cars to fix.

Oh and BTW - i own a 2000 Maxima,,,what does "you know who own"....a
67 dodge dart,,??..LOL

Of course he is going to call me an idiot for telling you the truth,,,

Hey so be it..LOL Gives me a chuckle everytime I think about it,,LOL

Hope you get your car fixed,,,




"davejohansen (AT) gmail (DOT) com" <davejohansen (AT) gmail (DOT) com> wrote:

I cleaned out the throttle body on Saturday (it was pretty dirty and
definitely needed it) and cleared the code, but it still has the
hesitation problem on the first start in the morning and the check
engine light came back on today. The code is P0171 (System Too Lean
(Bank 1)). Does anyone have any ideas on what the problem might be?
Thanks,
Dave

Codifus wrote:
davejohansen (AT) gmail (DOT) com wrote:
I bought the car about 2 1/2 years ago and I've never had it done.
Where can I get it done or is it something that I could do myself?
Thanks,
Dave

Codifus wrote:

davejohansen (AT) gmail (DOT) com wrote:

Whenever I start my 2001 Maxima in the morning it has extreme
hesitation for about 10 seconds and then seems to run normally. The
service engine light also came on recently and it is P0171 (System Too
Lean (Bank 1)). I tried putting in a bottle of fuel cleaner, but it
doesn't seem to have helped. I live in Arizona and so it's not that the
engine is just too cold or anything, so does anyone have any ideas on
what the problem could be?
Thanks,
Dave


When's the last time you had your throttle body cleaned?

CD


You can easily do it yourself. Remove the air filter, the air filter
box and the tubing that goes to the engine. Once you've reached this
cylindrical metal part with a butterfly valve in it, that's the throttle
body. To verify, have someone push the accelerator pedal, you will see
the butterfly valve move. The TB is probably black with all carbon
deposits gunk from years of use. No biggie. Get some throttle body
cleaner (NOT CARBEURATOR CLEANER) and spray and wipe profusely, clearing
out all the gunk until you see shiny metal. If you really really want to
do a good job of cleaning it, you can take apart the throttle body to
clean the back end of it as well, but it isn't absolutely necessary.

When I did this on my 98 Maxima, and I only did the front part of the
TB, my cold start idle jumped from 1200 rpms to 2000. Also, my lower
rpms drivability was much improved. I did my TB cleaning after 140K
miles of use which was a loooong time

CD



Reply With Quote
  #12  
Old   
Chuck In Dallas
 
Posts: n/a

Default Re: Hesitation on start with 2001 Maxima - 09-05-2006 , 11:36 AM






If it turns out that the MAF is bad and you are up to installing it
yourself, look here to get one. If the dates on this one fit your
cars production date, it's $109 at this site but the dealership will
try to sell one for over $400.

http://www.courtesyparts.com/Merchan... e=22680-VQ30D
===============================
Quote:
Is there someway that I can check if it's either a bad fuel injector or
a bad MAF sensor?
Thanks,
Dave

AZV14 (AT) netscape (DOT) com wrote:
Your check engine code will be back - in 3 engine cycles or so.

Like I tried to tell "you know who" the psuedo mechanic. Glad you
didnt make things worse by following his idiotic 'shade tree mechanic"
advise.

Your problem is most likely not a dirty anything - its most likely the
MAF, or a bad fuel injector.

Of course 'you know who" is going to tell you to spray more gum out on
it,,LOL i am going to risk being flamed (god bless that ignore
function,,LOL), and tell you you need to go to a Dealer.

i am in Az to,,use Midway, though less than impressed lately with
them. Friend of mine goes to one in Peoria - has been very happy with
them.

Would be glad to ask him and send you the info.

No its not going to be cheap - but you will get your car fixed, and
fixed the first time. Sorry, hate me for the truth if you want, these
are complex/expensive cars to fix.

Oh and BTW - i own a 2000 Maxima,,,what does "you know who own"....a
67 dodge dart,,??..LOL

Of course he is going to call me an idiot for telling you the truth,,,

Hey so be it..LOL Gives me a chuckle everytime I think about it,,LOL

Hope you get your car fixed,,,




"davejohansen (AT) gmail (DOT) com" <davejohansen (AT) gmail (DOT) com> wrote:

I cleaned out the throttle body on Saturday (it was pretty dirty and
definitely needed it) and cleared the code, but it still has the
hesitation problem on the first start in the morning and the check
engine light came back on today. The code is P0171 (System Too Lean
(Bank 1)). Does anyone have any ideas on what the problem might be?
Thanks,
Dave

Codifus wrote:
davejohansen (AT) gmail (DOT) com wrote:
I bought the car about 2 1/2 years ago and I've never had it done.
Where can I get it done or is it something that I could do myself?
Thanks,
Dave

Codifus wrote:

davejohansen (AT) gmail (DOT) com wrote:

Whenever I start my 2001 Maxima in the morning it has extreme
hesitation for about 10 seconds and then seems to run normally. The
service engine light also came on recently and it is P0171 (System Too
Lean (Bank 1)). I tried putting in a bottle of fuel cleaner, but it
doesn't seem to have helped. I live in Arizona and so it's not that the
engine is just too cold or anything, so does anyone have any ideas on
what the problem could be?
Thanks,
Dave


When's the last time you had your throttle body cleaned?

CD


You can easily do it yourself. Remove the air filter, the air filter
box and the tubing that goes to the engine. Once you've reached this
cylindrical metal part with a butterfly valve in it, that's the throttle
body. To verify, have someone push the accelerator pedal, you will see
the butterfly valve move. The TB is probably black with all carbon
deposits gunk from years of use. No biggie. Get some throttle body
cleaner (NOT CARBEURATOR CLEANER) and spray and wipe profusely, clearing
out all the gunk until you see shiny metal. If you really really want to
do a good job of cleaning it, you can take apart the throttle body to
clean the back end of it as well, but it isn't absolutely necessary.

When I did this on my 98 Maxima, and I only did the front part of the
TB, my cold start idle jumped from 1200 rpms to 2000. Also, my lower
rpms drivability was much improved. I did my TB cleaning after 140K
miles of use which was a loooong time

CD



Reply With Quote
  #13  
Old   
AZV14@netscape.com
 
Posts: n/a

Default Re: Hesitation on start with 2001 Maxima - 09-05-2006 , 11:43 AM



try looking here,,,

http://maxima.org/

right off hand the only thing I can think you could check would be
coil resistance on the bank one injectors (they should all measure
about the same) - unfortunately injector failures are generally
mechanical. You might also be able to check the MAF output voltage,
there might be some help with that on maxima org.

Before going first born and check book in hand to the evil dealer -
run a put can of Chevron Techron in the gas and see if maybe that
might unstick the injector. Personally I have never seen it work, but
some folks swear by it, and it will not hurt anything. Stay away from
any of the other "fuel injector cleaners". You might even have to get
the Techron at a Chevron gas station.


"davejohansen (AT) gmail (DOT) com" <davejohansen (AT) gmail (DOT) com> wrote:

Quote:
Is there someway that I can check if it's either a bad fuel injector or
a bad MAF sensor?
Thanks,
Dave

AZV14 (AT) netscape (DOT) com wrote:
Your check engine code will be back - in 3 engine cycles or so.

Like I tried to tell "you know who" the psuedo mechanic. Glad you
didnt make things worse by following his idiotic 'shade tree mechanic"
advise.

Your problem is most likely not a dirty anything - its most likely the
MAF, or a bad fuel injector.

Of course 'you know who" is going to tell you to spray more gum out on
it,,LOL i am going to risk being flamed (god bless that ignore
function,,LOL), and tell you you need to go to a Dealer.

i am in Az to,,use Midway, though less than impressed lately with
them. Friend of mine goes to one in Peoria - has been very happy with
them.

Would be glad to ask him and send you the info.

No its not going to be cheap - but you will get your car fixed, and
fixed the first time. Sorry, hate me for the truth if you want, these
are complex/expensive cars to fix.

Oh and BTW - i own a 2000 Maxima,,,what does "you know who own"....a
67 dodge dart,,??..LOL

Of course he is going to call me an idiot for telling you the truth,,,

Hey so be it..LOL Gives me a chuckle everytime I think about it,,LOL

Hope you get your car fixed,,,




"davejohansen (AT) gmail (DOT) com" <davejohansen (AT) gmail (DOT) com> wrote:

I cleaned out the throttle body on Saturday (it was pretty dirty and
definitely needed it) and cleared the code, but it still has the
hesitation problem on the first start in the morning and the check
engine light came back on today. The code is P0171 (System Too Lean
(Bank 1)). Does anyone have any ideas on what the problem might be?
Thanks,
Dave

Codifus wrote:
davejohansen (AT) gmail (DOT) com wrote:
I bought the car about 2 1/2 years ago and I've never had it done.
Where can I get it done or is it something that I could do myself?
Thanks,
Dave

Codifus wrote:

davejohansen (AT) gmail (DOT) com wrote:

Whenever I start my 2001 Maxima in the morning it has extreme
hesitation for about 10 seconds and then seems to run normally. The
service engine light also came on recently and it is P0171 (System Too
Lean (Bank 1)). I tried putting in a bottle of fuel cleaner, but it
doesn't seem to have helped. I live in Arizona and so it's not that the
engine is just too cold or anything, so does anyone have any ideas on
what the problem could be?
Thanks,
Dave


When's the last time you had your throttle body cleaned?

CD


You can easily do it yourself. Remove the air filter, the air filter
box and the tubing that goes to the engine. Once you've reached this
cylindrical metal part with a butterfly valve in it, that's the throttle
body. To verify, have someone push the accelerator pedal, you will see
the butterfly valve move. The TB is probably black with all carbon
deposits gunk from years of use. No biggie. Get some throttle body
cleaner (NOT CARBEURATOR CLEANER) and spray and wipe profusely, clearing
out all the gunk until you see shiny metal. If you really really want to
do a good job of cleaning it, you can take apart the throttle body to
clean the back end of it as well, but it isn't absolutely necessary.

When I did this on my 98 Maxima, and I only did the front part of the
TB, my cold start idle jumped from 1200 rpms to 2000. Also, my lower
rpms drivability was much improved. I did my TB cleaning after 140K
miles of use which was a loooong time

CD




Reply With Quote
  #14  
Old   
AZV14@netscape.com
 
Posts: n/a

Default Re: Hesitation on start with 2001 Maxima - 09-05-2006 , 12:11 PM



Thats good input, but one word of caution.

Get the nissan service bulletin/proceedure first. Replacement of the
MAF may also require an update to the ECU. I know this to be true for
replacing the 02 sensors.


Chuck In Dallas <goldmax60 (AT) comcast (DOT) net> wrote:

Quote:
If it turns out that the MAF is bad and you are up to installing it
yourself, look here to get one. If the dates on this one fit your
cars production date, it's $109 at this site but the dealership will
try to sell one for over $400.

http://www.courtesyparts.com/Merchan... e=22680-VQ30D
===============================
Is there someway that I can check if it's either a bad fuel injector or
a bad MAF sensor?
Thanks,
Dave

AZV14 (AT) netscape (DOT) com wrote:
Your check engine code will be back - in 3 engine cycles or so.

Like I tried to tell "you know who" the psuedo mechanic. Glad you
didnt make things worse by following his idiotic 'shade tree mechanic"
advise.

Your problem is most likely not a dirty anything - its most likely the
MAF, or a bad fuel injector.

Of course 'you know who" is going to tell you to spray more gum out on
it,,LOL i am going to risk being flamed (god bless that ignore
function,,LOL), and tell you you need to go to a Dealer.

i am in Az to,,use Midway, though less than impressed lately with
them. Friend of mine goes to one in Peoria - has been very happy with
them.

Would be glad to ask him and send you the info.

No its not going to be cheap - but you will get your car fixed, and
fixed the first time. Sorry, hate me for the truth if you want, these
are complex/expensive cars to fix.

Oh and BTW - i own a 2000 Maxima,,,what does "you know who own"....a
67 dodge dart,,??..LOL

Of course he is going to call me an idiot for telling you the truth,,,

Hey so be it..LOL Gives me a chuckle everytime I think about it,,LOL

Hope you get your car fixed,,,




"davejohansen (AT) gmail (DOT) com" <davejohansen (AT) gmail (DOT) com> wrote:

I cleaned out the throttle body on Saturday (it was pretty dirty and
definitely needed it) and cleared the code, but it still has the
hesitation problem on the first start in the morning and the check
engine light came back on today. The code is P0171 (System Too Lean
(Bank 1)). Does anyone have any ideas on what the problem might be?
Thanks,
Dave

Codifus wrote:
davejohansen (AT) gmail (DOT) com wrote:
I bought the car about 2 1/2 years ago and I've never had it done.
Where can I get it done or is it something that I could do myself?
Thanks,
Dave

Codifus wrote:

davejohansen (AT) gmail (DOT) com wrote:

Whenever I start my 2001 Maxima in the morning it has extreme
hesitation for about 10 seconds and then seems to run normally. The
service engine light also came on recently and it is P0171 (System Too
Lean (Bank 1)). I tried putting in a bottle of fuel cleaner, but it
doesn't seem to have helped. I live in Arizona and so it's not that the
engine is just too cold or anything, so does anyone have any ideas on
what the problem could be?
Thanks,
Dave


When's the last time you had your throttle body cleaned?

CD


You can easily do it yourself. Remove the air filter, the air filter
box and the tubing that goes to the engine. Once you've reached this
cylindrical metal part with a butterfly valve in it, that's the throttle
body. To verify, have someone push the accelerator pedal, you will see
the butterfly valve move. The TB is probably black with all carbon
deposits gunk from years of use. No biggie. Get some throttle body
cleaner (NOT CARBEURATOR CLEANER) and spray and wipe profusely, clearing
out all the gunk until you see shiny metal. If you really really want to
do a good job of cleaning it, you can take apart the throttle body to
clean the back end of it as well, but it isn't absolutely necessary.

When I did this on my 98 Maxima, and I only did the front part of the
TB, my cold start idle jumped from 1200 rpms to 2000. Also, my lower
rpms drivability was much improved. I did my TB cleaning after 140K
miles of use which was a loooong time

CD




Reply With Quote
  #15  
Old   
davejohansen@gmail.com
 
Posts: n/a

Default Re: Hesitation on start with 2001 Maxima - 09-05-2006 , 02:39 PM



This is probably a dumb question, but what do you mean by "Get the
nissan service bulletin/proceedure first"?
Dave

AZV14 (AT) netscape (DOT) com wrote:
Quote:
Thats good input, but one word of caution.

Get the nissan service bulletin/proceedure first. Replacement of the
MAF may also require an update to the ECU. I know this to be true for
replacing the 02 sensors.


Chuck In Dallas <goldmax60 (AT) comcast (DOT) net> wrote:

If it turns out that the MAF is bad and you are up to installing it
yourself, look here to get one. If the dates on this one fit your
cars production date, it's $109 at this site but the dealership will
try to sell one for over $400.

http://www.courtesyparts.com/Merchan... e=22680-VQ30D
===============================
Is there someway that I can check if it's either a bad fuel injector or
a bad MAF sensor?
Thanks,
Dave

AZV14 (AT) netscape (DOT) com wrote:
Your check engine code will be back - in 3 engine cycles or so.

Like I tried to tell "you know who" the psuedo mechanic. Glad you
didnt make things worse by following his idiotic 'shade tree mechanic"
advise.

Your problem is most likely not a dirty anything - its most likely the
MAF, or a bad fuel injector.

Of course 'you know who" is going to tell you to spray more gum out on
it,,LOL i am going to risk being flamed (god bless that ignore
function,,LOL), and tell you you need to go to a Dealer.

i am in Az to,,use Midway, though less than impressed lately with
them. Friend of mine goes to one in Peoria - has been very happy with
them.

Would be glad to ask him and send you the info.

No its not going to be cheap - but you will get your car fixed, and
fixed the first time. Sorry, hate me for the truth if you want, these
are complex/expensive cars to fix.

Oh and BTW - i own a 2000 Maxima,,,what does "you know who own"....a
67 dodge dart,,??..LOL

Of course he is going to call me an idiot for telling you the truth,,,

Hey so be it..LOL Gives me a chuckle everytime I think about it,,LOL

Hope you get your car fixed,,,




"davejohansen (AT) gmail (DOT) com" <davejohansen (AT) gmail (DOT) com> wrote:

I cleaned out the throttle body on Saturday (it was pretty dirty and
definitely needed it) and cleared the code, but it still has the
hesitation problem on the first start in the morning and the check
engine light came back on today. The code is P0171 (System Too Lean
(Bank 1)). Does anyone have any ideas on what the problem might be?
Thanks,
Dave

Codifus wrote:
davejohansen (AT) gmail (DOT) com wrote:
I bought the car about 2 1/2 years ago and I've never had it done.
Where can I get it done or is it something that I could do myself?
Thanks,
Dave

Codifus wrote:

davejohansen (AT) gmail (DOT) com wrote:

Whenever I start my 2001 Maxima in the morning it has extreme
hesitation for about 10 seconds and then seems to run normally. The
service engine light also came on recently and it is P0171 (System Too
Lean (Bank 1)). I tried putting in a bottle of fuel cleaner, but it
doesn't seem to have helped. I live in Arizona and so it's not that the
engine is just too cold or anything, so does anyone have any ideas on
what the problem could be?
Thanks,
Dave


When's the last time you had your throttle body cleaned?

CD


You can easily do it yourself. Remove the air filter, the air filter
box and the tubing that goes to the engine. Once you've reached this
cylindrical metal part with a butterfly valve in it, that's the throttle
body. To verify, have someone push the accelerator pedal, you will see
the butterfly valve move. The TB is probably black with all carbon
deposits gunk from years of use. No biggie. Get some throttle body
cleaner (NOT CARBEURATOR CLEANER) and spray and wipe profusely, clearing
out all the gunk until you see shiny metal. If you really really want to
do a good job of cleaning it, you can take apart the throttle body to
clean the back end of it as well, but it isn't absolutely necessary.

When I did this on my 98 Maxima, and I only did the front part of the
TB, my cold start idle jumped from 1200 rpms to 2000. Also, my lower
rpms drivability was much improved. I did my TB cleaning after 140K
miles of use which was a loooong time

CD




Reply With Quote
  #16  
Old   
AZV14@netscape.com
 
Posts: n/a

Default Re: Hesitation on start with 2001 Maxima - 09-05-2006 , 02:49 PM



replacement of sensor components is not always a matter of just
installing a new sensor. Often there is a detailed procedure that must
be followed, and the engine control unit ECU may well need to have an
updated program installed.

the discussion group at maxima org has an entire 14 page thread on the
MAF. I am not sure that the following link will get you directly
there, but give it a try.. I just quickly skimmed it, seems about half
say you need an ECU update, and half dont - it really depends on the
MAF being installed, and the vechicle year, revison, previous service
history and on and on. Somebody might have posted the Nissan service
proceedure for replacing the MAF...

http://forums.maxima.org/showthread.php?t=398513


"davejohansen (AT) gmail (DOT) com" <davejohansen (AT) gmail (DOT) com> wrote:

Quote:
This is probably a dumb question, but what do you mean by "Get the
nissan service bulletin/proceedure first"?
Dave

AZV14 (AT) netscape (DOT) com wrote:
Thats good input, but one word of caution.

Get the nissan service bulletin/proceedure first. Replacement of the
MAF may also require an update to the ECU. I know this to be true for
replacing the 02 sensors.


Chuck In Dallas <goldmax60 (AT) comcast (DOT) net> wrote:

If it turns out that the MAF is bad and you are up to installing it
yourself, look here to get one. If the dates on this one fit your
cars production date, it's $109 at this site but the dealership will
try to sell one for over $400.

http://www.courtesyparts.com/Merchan... e=22680-VQ30D
===============================
Is there someway that I can check if it's either a bad fuel injector or
a bad MAF sensor?
Thanks,
Dave

AZV14 (AT) netscape (DOT) com wrote:
Your check engine code will be back - in 3 engine cycles or so.

Like I tried to tell "you know who" the psuedo mechanic. Glad you
didnt make things worse by following his idiotic 'shade tree mechanic"
advise.

Your problem is most likely not a dirty anything - its most likely the
MAF, or a bad fuel injector.

Of course 'you know who" is going to tell you to spray more gum out on
it,,LOL i am going to risk being flamed (god bless that ignore
function,,LOL), and tell you you need to go to a Dealer.

i am in Az to,,use Midway, though less than impressed lately with
them. Friend of mine goes to one in Peoria - has been very happy with
them.

Would be glad to ask him and send you the info.

No its not going to be cheap - but you will get your car fixed, and
fixed the first time. Sorry, hate me for the truth if you want, these
are complex/expensive cars to fix.

Oh and BTW - i own a 2000 Maxima,,,what does "you know who own"....a
67 dodge dart,,??..LOL

Of course he is going to call me an idiot for telling you the truth,,,

Hey so be it..LOL Gives me a chuckle everytime I think about it,,LOL

Hope you get your car fixed,,,




"davejohansen (AT) gmail (DOT) com" <davejohansen (AT) gmail (DOT) com> wrote:

I cleaned out the throttle body on Saturday (it was pretty dirty and
definitely needed it) and cleared the code, but it still has the
hesitation problem on the first start in the morning and the check
engine light came back on today. The code is P0171 (System Too Lean
(Bank 1)). Does anyone have any ideas on what the problem might be?
Thanks,
Dave

Codifus wrote:
davejohansen (AT) gmail (DOT) com wrote:
I bought the car about 2 1/2 years ago and I've never had it done.
Where can I get it done or is it something that I could do myself?
Thanks,
Dave

Codifus wrote:

davejohansen (AT) gmail (DOT) com wrote:

Whenever I start my 2001 Maxima in the morning it has extreme
hesitation for about 10 seconds and then seems to run normally. The
service engine light also came on recently and it is P0171 (System Too
Lean (Bank 1)). I tried putting in a bottle of fuel cleaner, but it
doesn't seem to have helped. I live in Arizona and so it's not that the
engine is just too cold or anything, so does anyone have any ideas on
what the problem could be?
Thanks,
Dave


When's the last time you had your throttle body cleaned?

CD


You can easily do it yourself. Remove the air filter, the air filter
box and the tubing that goes to the engine. Once you've reached this
cylindrical metal part with a butterfly valve in it, that's the throttle
body. To verify, have someone push the accelerator pedal, you will see
the butterfly valve move. The TB is probably black with all carbon
deposits gunk from years of use. No biggie. Get some throttle body
cleaner (NOT CARBEURATOR CLEANER) and spray and wipe profusely, clearing
out all the gunk until you see shiny metal. If you really really want to
do a good job of cleaning it, you can take apart the throttle body to
clean the back end of it as well, but it isn't absolutely necessary.

When I did this on my 98 Maxima, and I only did the front part of the
TB, my cold start idle jumped from 1200 rpms to 2000. Also, my lower
rpms drivability was much improved. I did my TB cleaning after 140K
miles of use which was a loooong time

CD





Reply With Quote
  #17  
Old   
davejohansen@gmail.com
 
Posts: n/a

Default Re: Hesitation on start with 2001 Maxima - 09-18-2006 , 10:26 AM



I just wanted to post and say that I got a new MAF from the link "Chuck
in Dallas" posted and my Maxima is running great now. And just FYI, the
box it came in said that the ECM should be reprogrammed, but some
reading on the net said that it's a good idea to do it, but that it's
not necessary (mine is running fine without it).
Dave

Chuck In Dallas wrote:
Quote:
If it turns out that the MAF is bad and you are up to installing it
yourself, look here to get one. If the dates on this one fit your
cars production date, it's $109 at this site but the dealership will
try to sell one for over $400.

http://www.courtesyparts.com/Merchan... e=22680-VQ30D
===============================
Is there someway that I can check if it's either a bad fuel injector or
a bad MAF sensor?
Thanks,
Dave

AZV14 (AT) netscape (DOT) com wrote:
Your check engine code will be back - in 3 engine cycles or so.

Like I tried to tell "you know who" the psuedo mechanic. Glad you
didnt make things worse by following his idiotic 'shade tree mechanic"
advise.

Your problem is most likely not a dirty anything - its most likely the
MAF, or a bad fuel injector.

Of course 'you know who" is going to tell you to spray more gum out on
it,,LOL i am going to risk being flamed (god bless that ignore
function,,LOL), and tell you you need to go to a Dealer.

i am in Az to,,use Midway, though less than impressed lately with
them. Friend of mine goes to one in Peoria - has been very happy with
them.

Would be glad to ask him and send you the info.

No its not going to be cheap - but you will get your car fixed, and
fixed the first time. Sorry, hate me for the truth if you want, these
are complex/expensive cars to fix.

Oh and BTW - i own a 2000 Maxima,,,what does "you know who own"....a
67 dodge dart,,??..LOL

Of course he is going to call me an idiot for telling you the truth,,,

Hey so be it..LOL Gives me a chuckle everytime I think about it,,LOL

Hope you get your car fixed,,,




"davejohansen (AT) gmail (DOT) com" <davejohansen (AT) gmail (DOT) com> wrote:

I cleaned out the throttle body on Saturday (it was pretty dirty and
definitely needed it) and cleared the code, but it still has the
hesitation problem on the first start in the morning and the check
engine light came back on today. The code is P0171 (System Too Lean
(Bank 1)). Does anyone have any ideas on what the problem might be?
Thanks,
Dave

Codifus wrote:
davejohansen (AT) gmail (DOT) com wrote:
I bought the car about 2 1/2 years ago and I've never had it done.
Where can I get it done or is it something that I could do myself?
Thanks,
Dave

Codifus wrote:

davejohansen (AT) gmail (DOT) com wrote:

Whenever I start my 2001 Maxima in the morning it has extreme
hesitation for about 10 seconds and then seems to run normally. The
service engine light also came on recently and it is P0171 (System Too
Lean (Bank 1)). I tried putting in a bottle of fuel cleaner, but it
doesn't seem to have helped. I live in Arizona and so it's not that the
engine is just too cold or anything, so does anyone have any ideas on
what the problem could be?
Thanks,
Dave


When's the last time you had your throttle body cleaned?

CD


You can easily do it yourself. Remove the air filter, the air filter
box and the tubing that goes to the engine. Once you've reached this
cylindrical metal part with a butterfly valve in it, that's the throttle
body. To verify, have someone push the accelerator pedal, you will see
the butterfly valve move. The TB is probably black with all carbon
deposits gunk from years of use. No biggie. Get some throttle body
cleaner (NOT CARBEURATOR CLEANER) and spray and wipe profusely, clearing
out all the gunk until you see shiny metal. If you really really want to
do a good job of cleaning it, you can take apart the throttle body to
clean the back end of it as well, but it isn't absolutely necessary.

When I did this on my 98 Maxima, and I only did the front part of the
TB, my cold start idle jumped from 1200 rpms to 2000. Also, my lower
rpms drivability was much improved. I did my TB cleaning after 140K
miles of use which was a loooong time

CD



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