Good call, turns out I was able to fix the problem simply by changing the
plugs. The old ones didn't even look that bad. Glad I didn't take it into
honda, the honda dealership here is terrible, I'd be surprised if it would
have came to less than $200 or $300 by the time they got through with it.


"jim beam" <spamvortex@bad.example.net> wrote in message
news:c8idnRm2hv2yFLjbnZ2dnUVZ_j2dnZ2d@speakeasy.ne t...
> Jeremy wrote:
>> Thanks for the tips. I'll look into these. The thing I found odd was
>> that the behavior only manifests when I'm excellerating, usually from
>> stop or if I punch the gas, and the car has warmed up.
>
> that's consistent, particularly with aged plugs. for spark plugs, the
> sparking voltage depends on the gas pressure, composition, etc in the
> cylinder. if the plug is leaking slightly [electrically] or the
> electrodes are worn, it may spark at one cylinder condition, but not at
> the other. same can go for aged distributor caps/rotors.
>
>>
>> "jim beam" <spamvortex@bad.example.net> wrote in message
>> news:sI-dndP2N8510LnbnZ2dnUVZ_s-rnZ2d@speakeasy.net...
>>> Jeremy wrote:
>>>> I was finally able to get the check engine light to stay on and codes
>>>> to be saved. They're missfire codes and it turns out the misfire
>>>> monitor requires 2 consecutive trips to trigger the DTC.
>>>>
>>>> The codes are P0303 (Cylinder 3 misfire) and P1399 (Random/Multiple
>>>> cyclinder misfire).
>>>>
>>>> Reported data is as follows:
>>>>
>>>> Report#: 1
>>>> Report Date: 4-16-2007 (8:34 PM)
>>>> Vehicle Year: 2000
>>>> Vehicle Make: Honda
>>>> Vehicle Model: Civic (SIR)
>>>> Vehicle Engine Size: 1.6L
>>>> Vehicle VIN:
>>>> Vehicle License Plate:
>>>> Vehicle Mileage: 1230000
>>>>
>>>> Stored:
>>>> P0303 Cylinder 3 Misfire Detected
>>>>
>>>> Pending:
>>>> P1399 Random / Multiple Cylinder Misfire Detected
>>>>
>>>> MIL ON
>>>> MisFire Monitor Complete
>>>> Fuel System Monitor Complete
>>>> Comprehensive Component Monitor Complete
>>>> Catalyst Monitor Complete
>>>> Heated Catalyst Monitor Not Supported
>>>> Evaporative System Monitor Complete
>>>> Secondary Air System Monitor Not Supported
>>>> A/C System Refrigerant Monitor Not Supported
>>>> Oxygen Sensor Monitor Complete
>>>> Oxygen Sensor Heater Monitor Complete
>>>> EGR System Monitor Not Supported
>>>>
>>>> DTC for which Freeze Frame was Stored P0303
>>>> Fuel System 1 Status Open Loop - due to driving conditions
>>>> Fuel System 2 Status Not Supported
>>>> Calculated LOAD Value 94.12 %
>>>> Engine Coolant Temp 138.20 °F
>>>> Short Term Fuel Trim - Bank 1 0.00 %
>>>> Long Term Fuel Trim - Bank 1 -4.69 %
>>>> Intake Manifold Absolute Pressure 28.05 inHg
>>>> Engine RPM 3256 rpm
>>>> Vehicle Speed Sensor 32.93 mph
>>>> Intake Air Temperature 59.00 °F
>>>> Absolute Throttle Position 92.55 %
>>>
>>>
>>> check the ignition componentry [distributor cap, rotor, leads and plugs]
>>> and ensure its in good condition - if old, suggest replacement as a
>>> precaution. random misfire on all cylinders can be multiple problems,
>>> but misfire on #3 is injector or ignition componentry. injector cleaner
>>> might be a good idea too.
>>>
>>>>
>>>>
>>>>
>>>>
>>>> "jim beam" <spamvortex@bad.example.net> wrote in message
>>>> news:-vmdneQH79Vj7L7bnZ2dnUVZ_oKnnZ2d@speakeasy.net...
>>>>> Jeremy wrote:
>>>>>> I've got an obd2 code reader. It connects with a green light and no
>>>>>> codes are reported. I know it works because we've connected it to
>>>>>> other vehicles and it's reported codes on them.
>>>>>
>>>>> in that case, look into the ignition switch. for your model year,
>>>>> there was a recall because the switched burnt out - and symptoms were
>>>>> odd, but left no code like you describe. it's particularly bad if you
>>>>> have a heavy key ring. try using the key on its own and making sure
>>>>> you manually return the key fully to the "run" position after cranking
>>>>> rather than letting it turn back with just the spring. the spring's
>>>>> not very strong, and particularly with a heavy key ring, the contacts
>>>>> only partially engage, overheat, and burn out. and of course, replace
>>>>> the ignition switch if this turns out to be the cause.
>>>>>
>>>>>>
>>>>>> "jim beam" <spamvortex@bad.example.net> wrote in message
>>>>>> news:eoKdnYjw6vTYnb7bnZ2dnUVZ_v3inZ2d@speakeasy.ne t...
>>>>>>> Jeremy wrote:
>>>>>>>> No codes. I was able to get the engine light blink a few times. I
>>>>>>>> was accelerating from stop, and the engine was hesitating, kind of
>>>>>>>> boggin down. I floored it and after about two seconds the engine
>>>>>>>> light blinked 5 or 6 times. After about 5 seconds the engine
>>>>>>>> started responding properly and the engine like went away. No
>>>>>>>> codes were saved.
>>>>>>>
>>>>>>> don't believe you! how did you try to read them?
>>>>>>>
>>>>>>>>
>>>>>>>> "jim beam" <spamvortex@bad.example.net> wrote in message
>>>>>>>> news:qe2dnazRB9sR94fbnZ2dnUVZ_vPinZ2d@speakeasy.ne t...
>>>>>>>>> Jeremy Chapman wrote:
>>>>>>>>>> Recently my 2000 civic sir (si in the US) has started to hesitate
>>>>>>>>>> or stutter periodically. It happens between 1500 and 2500 rpm
>>>>>>>>>> and I beleive it's usually when it's warm, and I'm accelerating
>>>>>>>>>> from a stop. Any ideas what this could be?
>>>>>>>>>
>>>>>>>>> you'll almost certainly have codes stored in the computer. read
>>>>>>>>> them, then report back.
>>>>>>>>
>>>>>>
>>>>
>>

 

Good call, turns out I was able to fix the problem simply by changing the
plugs. The old ones didn't even look that bad. Glad I didn't take it into
honda, the honda dealership here is terrible, I'd be surprised if it would
have came to less than $200 or $300 by the time they got through with it.


"jim beam" <spamvortex@bad.example.net> wrote in message
news:c8idnRm2hv2yFLjbnZ2dnUVZ_j2dnZ2d@speakeasy.ne t...
> Jeremy wrote:
>> Thanks for the tips. I'll look into these. The thing I found odd was
>> that the behavior only manifests when I'm excellerating, usually from
>> stop or if I punch the gas, and the car has warmed up.
>
> that's consistent, particularly with aged plugs. for spark plugs, the
> sparking voltage depends on the gas pressure, composition, etc in the
> cylinder. if the plug is leaking slightly [electrically] or the
> electrodes are worn, it may spark at one cylinder condition, but not at
> the other. same can go for aged distributor caps/rotors.
>
>>
>> "jim beam" <spamvortex@bad.example.net> wrote in message
>> news:sI-dndP2N8510LnbnZ2dnUVZ_s-rnZ2d@speakeasy.net...
>>> Jeremy wrote:
>>>> I was finally able to get the check engine light to stay on and codes
>>>> to be saved. They're missfire codes and it turns out the misfire
>>>> monitor requires 2 consecutive trips to trigger the DTC.
>>>>
>>>> The codes are P0303 (Cylinder 3 misfire) and P1399 (Random/Multiple
>>>> cyclinder misfire).
>>>>
>>>> Reported data is as follows:
>>>>
>>>> Report#: 1
>>>> Report Date: 4-16-2007 (8:34 PM)
>>>> Vehicle Year: 2000
>>>> Vehicle Make: Honda
>>>> Vehicle Model: Civic (SIR)
>>>> Vehicle Engine Size: 1.6L
>>>> Vehicle VIN:
>>>> Vehicle License Plate:
>>>> Vehicle Mileage: 1230000
>>>>
>>>> Stored:
>>>> P0303 Cylinder 3 Misfire Detected
>>>>
>>>> Pending:
>>>> P1399 Random / Multiple Cylinder Misfire Detected
>>>>
>>>> MIL ON
>>>> MisFire Monitor Complete
>>>> Fuel System Monitor Complete
>>>> Comprehensive Component Monitor Complete
>>>> Catalyst Monitor Complete
>>>> Heated Catalyst Monitor Not Supported
>>>> Evaporative System Monitor Complete
>>>> Secondary Air System Monitor Not Supported
>>>> A/C System Refrigerant Monitor Not Supported
>>>> Oxygen Sensor Monitor Complete
>>>> Oxygen Sensor Heater Monitor Complete
>>>> EGR System Monitor Not Supported
>>>>
>>>> DTC for which Freeze Frame was Stored P0303
>>>> Fuel System 1 Status Open Loop - due to driving conditions
>>>> Fuel System 2 Status Not Supported
>>>> Calculated LOAD Value 94.12 %
>>>> Engine Coolant Temp 138.20 °F
>>>> Short Term Fuel Trim - Bank 1 0.00 %
>>>> Long Term Fuel Trim - Bank 1 -4.69 %
>>>> Intake Manifold Absolute Pressure 28.05 inHg
>>>> Engine RPM 3256 rpm
>>>> Vehicle Speed Sensor 32.93 mph
>>>> Intake Air Temperature 59.00 °F
>>>> Absolute Throttle Position 92.55 %
>>>
>>>
>>> check the ignition componentry [distributor cap, rotor, leads and plugs]
>>> and ensure its in good condition - if old, suggest replacement as a
>>> precaution. random misfire on all cylinders can be multiple problems,
>>> but misfire on #3 is injector or ignition componentry. injector cleaner
>>> might be a good idea too.
>>>
>>>>
>>>>
>>>>
>>>>
>>>> "jim beam" <spamvortex@bad.example.net> wrote in message
>>>> news:-vmdneQH79Vj7L7bnZ2dnUVZ_oKnnZ2d@speakeasy.net...
>>>>> Jeremy wrote:
>>>>>> I've got an obd2 code reader. It connects with a green light and no
>>>>>> codes are reported. I know it works because we've connected it to
>>>>>> other vehicles and it's reported codes on them.
>>>>>
>>>>> in that case, look into the ignition switch. for your model year,
>>>>> there was a recall because the switched burnt out - and symptoms were
>>>>> odd, but left no code like you describe. it's particularly bad if you
>>>>> have a heavy key ring. try using the key on its own and making sure
>>>>> you manually return the key fully to the "run" position after cranking
>>>>> rather than letting it turn back with just the spring. the spring's
>>>>> not very strong, and particularly with a heavy key ring, the contacts
>>>>> only partially engage, overheat, and burn out. and of course, replace
>>>>> the ignition switch if this turns out to be the cause.
>>>>>
>>>>>>
>>>>>> "jim beam" <spamvortex@bad.example.net> wrote in message
>>>>>> news:eoKdnYjw6vTYnb7bnZ2dnUVZ_v3inZ2d@speakeasy.ne t...
>>>>>>> Jeremy wrote:
>>>>>>>> No codes. I was able to get the engine light blink a few times. I
>>>>>>>> was accelerating from stop, and the engine was hesitating, kind of
>>>>>>>> boggin down. I floored it and after about two seconds the engine
>>>>>>>> light blinked 5 or 6 times. After about 5 seconds the engine
>>>>>>>> started responding properly and the engine like went away. No
>>>>>>>> codes were saved.
>>>>>>>
>>>>>>> don't believe you! how did you try to read them?
>>>>>>>
>>>>>>>>
>>>>>>>> "jim beam" <spamvortex@bad.example.net> wrote in message
>>>>>>>> news:qe2dnazRB9sR94fbnZ2dnUVZ_vPinZ2d@speakeasy.ne t...
>>>>>>>>> Jeremy Chapman wrote:
>>>>>>>>>> Recently my 2000 civic sir (si in the US) has started to hesitate
>>>>>>>>>> or stutter periodically. It happens between 1500 and 2500 rpm
>>>>>>>>>> and I beleive it's usually when it's warm, and I'm accelerating
>>>>>>>>>> from a stop. Any ideas what this could be?
>>>>>>>>>
>>>>>>>>> you'll almost certainly have codes stored in the computer. read
>>>>>>>>> them, then report back.
>>>>>>>>
>>>>>>
>>>>
>>

 

"Jeremy" <nospam@please.com> wrote in message
news:wiTWh.116536$aG1.4486@pd7urf3no...
> Good call, turns out I was able to fix the problem simply by changing the
> plugs. The old ones didn't even look that bad. Glad I didn't take it
> into honda, the honda dealership here is terrible, I'd be surprised if it
> would have came to less than $200 or $300 by the time they got through
> with it.
>

Thanks for letting us know what the problem was - it helps the next guy.
What brand were the old plugs?

Mike

 

"Jeremy" <nospam@please.com> wrote in message
news:wiTWh.116536$aG1.4486@pd7urf3no...
> Good call, turns out I was able to fix the problem simply by changing the
> plugs. The old ones didn't even look that bad. Glad I didn't take it
> into honda, the honda dealership here is terrible, I'd be surprised if it
> would have came to less than $200 or $300 by the time they got through
> with it.
>

Thanks for letting us know what the problem was - it helps the next guy.
What brand were the old plugs?

Mike

 

The old brand I was using were Bosch. I've gone with NGK this time. It's
one of the brands Honda recommends in the manual.


"Michael Pardee" <michaeltnull@cybertrails.com> wrote in message
news:bOWdncJ1aPWor7HbnZ2dnUVZ_uWlnZ2d@sedona.net.. .
> "Jeremy" <nospam@please.com> wrote in message
> news:wiTWh.116536$aG1.4486@pd7urf3no...
>> Good call, turns out I was able to fix the problem simply by changing
>> the plugs. The old ones didn't even look that bad. Glad I didn't take
>> it into honda, the honda dealership here is terrible, I'd be surprised if
>> it would have came to less than $200 or $300 by the time they got through
>> with it.
>>
>
> Thanks for letting us know what the problem was - it helps the next guy.
> What brand were the old plugs?
>
> Mike
>
>

 

The old brand I was using were Bosch. I've gone with NGK this time. It's
one of the brands Honda recommends in the manual.


"Michael Pardee" <michaeltnull@cybertrails.com> wrote in message
news:bOWdncJ1aPWor7HbnZ2dnUVZ_uWlnZ2d@sedona.net.. .
> "Jeremy" <nospam@please.com> wrote in message
> news:wiTWh.116536$aG1.4486@pd7urf3no...
>> Good call, turns out I was able to fix the problem simply by changing
>> the plugs. The old ones didn't even look that bad. Glad I didn't take
>> it into honda, the honda dealership here is terrible, I'd be surprised if
>> it would have came to less than $200 or $300 by the time they got through
>> with it.
>>
>
> Thanks for letting us know what the problem was - it helps the next guy.
> What brand were the old plugs?
>
> Mike
>
>