Can you read? Throwing parts at problems like yours just waste money. HAVE
THE CODES READ FROM THE COMPUTER. It will tell you what area to look at.
AutoZone and other parts stores will read them for free. Bad fuel filters
show up at higher speeds, not idle. They start restricting fuel flow at the
higher end.

<mountainridge@netscape.ca> wrote in message
news:1170596699.295415.318680@a34g2000cwb.googlegr oups.com...
> Many thanks for the prompt reply - unfortunately went ahead and
> changed the fuel filter and you are right. Am going to check rad
> coolant as you suggested - also book a valve adjustment job as it has
> 206,000KM (130,000 miles)- on it with no valve slop. An interesting
> side note to the fluctuating idle speed of 900 - 1600 rpm's on the
> Tach is that as soon as the vehicle is put in drive - the fluctuations
> end and it even's out at a steady 900 rpm's
> Mary
>
> On Feb 3, 6:56 pm, motsco_ <mots...@interbaun.com> wrote:
>> mountainri...@netscape.ca wrote:
>> > I have a 1997 CRV and check engine light goes on and off. Have
>> > checked all fluids - gas cap etc - everything ok. One thing I notice
>> > is that when the light comes on, the engine appears to idle not at a
>> > steady rate - revs go up and down - and you can see it on the Tach
>> > needle. Am wondering if it needs new fuel filter - would appreciate
>> > any suggestions
>>
>> =================================
>>
>> It's nothing to do with the fuel filter. Get the code read at
>> PartSource, and meantime, see that the coolant is full in the rad and
>> full to the MAX mark of the reservoir. Air in the system of a '97 will
>> cause the idle to go up and down. You should book yourself a valve
>> adjustment too, and request they set it to the loose side of the specs.
>> The owner's manual is incorrect about the interval.
>> 'Curly'
>
>