plugs & idle prob

[Fred Miranda]

Greg,
Those were Bosch plugs? How many miles on them?
I've heard of those causing problems becouse that tiny center
electrode receeds into the insulator over time. Not that easy
to spot at first glance either.

Fred

>                I had a problem with an erratic idle speed where the 
>car would cut out at the lights. I spent quite a while on this 
>problem and eventually bit the bullet and took it to a shop. The guy 
>checked the plugs and quoted me the price of a new set of plugs and 
>half an hours labour. I said OK and he replaced the plugs and the 
>problem went away, the car's idle was rock steady. Of course I have a 
>lot of aftermarket parts in this car. The guy then proceeded to tell 
>me that through experience he had determined that those plugs don't 
>work that well in these cars. My buddy with an Integra was having the 
>same problem and after changing back to the original plugs his 
>problem went away. Other than that they performed OK and no, I 
>can't explain why that happens.
>
>You can draw your own conclusions from this but when my buddy changed 
>his plugs and his erratic idle went away that convinced me. BTW my 
>car is a Corolla GTS.
>
>gchan at compserv.senecac.on.ca
>
>