Pull the plug and take a look at it. It will tell the story or at least
point you in the right direction.

Dave

> wrote in message
om...
>I cleaned the MAF sensor with brake parts cleaner... the wires were filthy.
> Now they are shiney silver again. I let it air dry & stuck it back in. I
> had
> the negative battery cable disconnected during all of this.. for about
> 25-30
> minutes total. I also took off the IAC valve & it didn't have any carbon
> buildup.. so I just reconnected it without doing anything else to it. I
> also
> cleaned the IAT/ACT sensor with brake parts cleaner... couldn't really
> tell
> a difference since it's black.. but anyway... codes haven't returned yet..
> I
> checked for codes w/ code reader anyway & no codes. The car idles far less
> rough.. and drives far less rough.. but it's still there. I've been
> tinkering with Cylinder 7 ignition wire a lot, so I'm gonna try to snag
> one
> from Tim. I'll keep you updated.
>
> -Mike
>
> --
> A happy kid behind the wheel of a 98 Mustang GT
> Cold air intake
> FRPP 3.73 gears
> Steeda Tri-Ax Shifter
> Flowmaster 40 Series mufflers (self-installed woohoo)
> Hi-speed fan switch
> 255/60R-15 rear tires
> Subframe connectors
> Aluminum adjustable clutch quadrant
>
>
> > wrote in message
> om...
>> Check engine light JUST came on... so I immediately pulled out the code
>> reader & got:
>>
>> 0307: Cylinder 7 Misfire Detected
>> 0174: System too lean (Bank 2)
>>
>> Car stumbles/hesitates when accelerating... idles fairly rough. Any
> ideas??
>> Thanks in advance!
>>
>> -Mike
>>
>> --
>> A happy kid behind the wheel of a 98 Mustang GT
>> Cold air intake
>> FRPP 3.73 gears
>> Steeda Tri-Ax Shifter
>> Flowmaster 40 Series mufflers (self-installed woohoo)
>> Hi-speed fan switch
>> 255/60R-15 rear tires
>> Subframe connectors
>> Aluminum adjustable clutch quadrant
>>
>>
>>
>>
>
>