legacycentral bbs

Thank you all very much for your advise. I'll be checking the sensor over the weekend. I'll let you know how it goes.

I'll check it. Thanx very much!

Experiencing Knock and ping while going uphill. Have changed spark plugs,fuel filter,air filter,oil/filter and fuel grade. Used top end/injector cleaner. No change. Bought a Haynes manual but it doesn't cover '93 EFI/Emissions. Car doesn't seem to have a visible EGR. Does anyone know if this model h...