6-19
TROUBLESHOOTING
OTHER SYMPTOMS
Symptoms Major causes Remedies
Starter motor turns but
engine does not start
• Insufficient fuel • Add fuel.
Refer to page 5-21.
• Air in fuel system • Bleed air.
Refer to page 6-8.
• Water in fuel system • Drain water.
Refer to page 5-35.
• Fuel is frozen. • Warm the fuel pipe with hot
water or wait until the
ambient temperature
becomes high.
• Engine control system is
faulty.
• Adjust or repair (ask your
sales or service dealer).
• Fuel line is faulty. • Adjust or repair (ask your
sales or service dealer).
• Preheating device is faulty. • Adjust or repair (ask your
sales or service dealer).
Engine exhaust is white or
bluish
• Excessive engine oil • Adjust to the specified level.
Refer to page 5-19.
• Insufficient engine warm-up. • Perform the warm-up
operation.
Refer to page 3-5.
• Engine control system is
faulty.
• Adjust or repair (ask your
sales or service dealer).
• Fuel line is faulty. • Adjust or repair (ask your
sales or service dealer).
• Prolonged idling (approx.
two hours or more)
• Increase the engine RPM
and check for smoke.
• Poor fuel • Replace the fuel.