CONTENTS
MOTION
ENGINE PERFORMANCE

REDUCED GAS MILEAGE

CONDITION(S)

• REDUCED GAS MILEAGE NOTICED OVER A FEW MONTH PERIOD

POTENTIAL CAUSE(S)

CHECK THESE FIRST:

1. IMPROPER TIRE PRESSURE (UNDERINFLATION)
Increase tire pressures if necessary.

2. LOW ENGINE OPERATING TEMPERATURE
Have cause of low engine operating temperature professionally corrected.

3. CLOGGED AIR CLEANER FILTER
Replace air cleaner filter.

4. INCORRECT FRONT WHEEL ALIGNMENT
Have front wheels professionally aligned.

5. DIRTY OR WORN CARBURETOR
Clean carburetor.
If no improvement, have carburetor professionally repaired.

6. STICKING OR IMPROPERLY ADJUSTED CHOKE
Clean carburetor choke.
If no improvement, have choke professionally adjusted.

CHECK THESE NEXT:

7. MALFUNCTIONING TRANSMISSION
Have transmission professionally serviced.

8. SLIPPING CLUTCH
Have clutch professionally serviced.

9. DRAGGING BRAKES
Have cause of dragging brakes professionally corrected.

10. FAULTY SPARK PLUGS OR SPARK PLUG WIRES
Replace spark plugs or plug wires.

11. LEAKING VACUUM HOSE
Connect or replace vacuum hose.

12. WHEEL BEARINGS TOO TIGHT
Have wheel bearings professionally loosened.

CHECK THESE LAST:

13. FAULTY FUEL PRESSURE REGULATOR ON FUEL INJECTION
Have fuel pressure regulator professionally replaced.

14. EXHAUST SYSTEM RESTRICTION
Have exhaust system restrictions professionally removed.

15. CARBURETOR FLOAT LEVEL TOO HIGH
Have carburetor float level professionally reduced.

16. FAULTY IGNITION COIL
Have ignition coil professionally replaced.

17. IMPROPER DRIVING HABITS
Alter driving habits.

18. DEFECTIVE PCV VALVE
Replace PCV valve.

CONTENTS
EXCESSIVE OIL CONSUMPTION
TIRES SQUEAL ON TURNS