ENGINE TROUBLESHOOTING TABLE
NO
IMPROPER
PROBLEM
FUEL
X
Will not start
X
Hard starting
X
Stops suddenly
Lacks power
Operates
erratically
Knocks or pings
Skips or misfires
Backfires
Overheats
High fuel
consumption
DIRT IN
DIRTY AIR
FUEL
FUEL LINE
FILTER
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
- 40 -
FAULTY
BLOCKED
ENGINE
SPARK
FUEL
OVERLOADED
PLUG
FILTER
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
INCORRECT
DIRTY
OIL
AIR
LEVEL
SCREEN
X
X
X
X
X
X
X
X
X
X
X