PT "missing" at idle...

BREWERPAUL wrote:

> Hi-- My '03 Cruiser with 18K miles seems to be missfiring at idle when warmed
> up. It'll be running smoothly, then it will miss . Usually it's only one miss,
> but sometimes there will be two or even three in a row. While waiting at the
> average traffic light, this might happen several times. The car runs fine while
> actually driving.
> It may or may not be related, but in the past several weeks I've had a hard
> time starting the car first thing in the morning. Most days it's fine, but
> about 3 times I've really had to crank it for a LONG time before the engine
> caught. Nights are getting cooler in upstate NY, but not really cold yet (30's
> -4o's).
> The dealer tells me there is a TSB calling for a different type of plug and new
> plug wires. Think this will fix both problems? FWIW-- on separate occasions
> they've already replaced two plugs on this relatively low mileage car...

Is it possible that a throttle body cleaning would remedy this problem?

Bill Putney
(To reply by e-mail, replace the last letter of the alphabet in my
adddress with the letter 'x')


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On Sun, 21 Nov 2004, Bill Putney wrote:

> Is it possible that a throttle body cleaning would remedy this problem?

Probably not. Dirty throttle bodies generally cause poor driveability and
stalling upon near-zero-speed deceleration, but not idle misfire.

On Sun, 21 Nov 2004, Bill Putney wrote:

> Is it possible that a throttle body cleaning would remedy this problem?

Probably not. Dirty throttle bodies generally cause poor driveability and
stalling upon near-zero-speed deceleration, but not idle misfire.

Daniel J. Stern wrote:

> On Sun, 21 Nov 2004, Bill Putney wrote:
>
>
>>Is it possible that a throttle body cleaning would remedy this problem?
>
>
> Probably not. Dirty throttle bodies generally cause poor driveability and
> stalling upon near-zero-speed deceleration, but not idle misfire.

Crank or cam sensor. Friends PT was doing same thing. Crank sensor
fixed problem.

Daniel J. Stern wrote:

> On Sun, 21 Nov 2004, Bill Putney wrote:
>
>
>>Is it possible that a throttle body cleaning would remedy this problem?
>
>
> Probably not. Dirty throttle bodies generally cause poor driveability and
> stalling upon near-zero-speed deceleration, but not idle misfire.

Crank or cam sensor. Friends PT was doing same thing. Crank sensor
fixed problem.