CONTENTS
DRY, SOFT, BLACK, SOOTY DEPOSITS
BLACK SMOKECONTENTS
FAULTY
COMPONENTS
ACCESSORIES AND MISC.
SPARK PLUGS
LIGHT TAN OR GRAYISH-WHITE DEPOSITS
CONDITION(S)
- SPARK PLUG CRUSTED WITH LIGHT TAN OR GRAYISH-WHITE DEPOSITS ON SIDE OR CENTER ELECTRODES
- DEPOSITS MAY BE RUST COLORED INSTEAD
- EXCESSIVE ACCUMULATIONS OCCUR IN SHORT MILEAGE
POTENTIAL CAUSE(S)
CHECK THIS:
GENERALLY NORMAL; FROM ADDITIVES CONTAINED IN OIL AND FUEL
Clean and reuse plug(s).
CONTENTS DRY, SOFT, BLACK, SOOTY DEPOSITS BLACK SMOKE