CONTENTS
SOUNDS
UNDERHOOD
RHYTHMIC

NOISY PISTON RINGS

CONDITION(S)

• NOISY PISTON RINGS

POTENTIAL CAUSE(S)

CHECK THIS FIRST:

1. EXCESSIVE RING SIDE OR BACK CLEARANCE
Have piston rings professionally serviced.

CHECK THIS NEXT:

2. BROKEN PISTON RING
Have piston rings professionally serviced.

CHECK THIS LAST:

3. INCORRECT RING GAP
Have piston rings professionally serviced.

CONTENTS
DEEP, HEAVY, THUDDING SOUND
SHARP, METALLIC, RAPPING NOISE