30- ENG
CODE POSSIBLE CAUSE POSSIBLE SOLUTION
Faulty spark plug Replace spark plug
18 Spark plug cap loose Attach spark plug cap securely
19 No or low compression Tighten spark plug. If problem is not
factory service center or a PORTER
20 No spark
is not corrected, contact a
21 Spark plug fouling is
sooty or sticky black
Spark
Plug under Maintenance.
if needed. See Spark Plug
under Maintenance.
c. Replace spark plug. See
Specifications.
d. If engine still fails to start, con-
22 Dirty air filter
23 Improper valve clearances
24 Governor linkage stuck or bent
Throttle shaft stuck
26 Governor spring bent or lost
Dirty carburetor