TROUBLE CHECK CHART
IMPORTANT: If you are unable to identify or solve the problem, contact your Dealer.
SYMPTOM
POSSIBLE CAUSE
Engine will not start
• Not following starting instructions. Refer to Engine Starting.
•
•
•
•
•
Fuel tank empty.
Fuel system contaminated with water or dirt.
Fuel filter obstructed.
COLD ENGINE: Engine choke not closed.
WARM ENGINE: Engine flooded – Set fuel valve at remote tank
position, make sure remote tank hose is not connected, open
choke; crank engine. If it starts, run until cleared. If it fails to start,
wait a few moments and try again. When cleared, reestablish fuel
supply.
•
•
•
Spark plugs incorrect. Refer to Engine Specifications.
Spark plugs improperly gapped, carboned, burned, or wet.
Ignition system component failure.
Engine will not idle properly
Engine loses power
• Motor angle excessive.
•
Spark plugs damaged or incorrect. Refer to Engine Specifica-
tions.
•
•
•
Fuel system contaminated with water or dirt.
Carburetor mixture out of adjustment.
Fuel/oil mixture incorrect.
• Spark plugs damaged or incorrect. Refer to Engine Specifica-
tions.
•
•
•
Fuel filter obstructed.
Fuel system contaminated with water or dirt.
Water intakes obstructed and cooling system not operating cor-
rectly. Refer to Engine Overheating.
Engine vibrates excessively
• Propeller shaft bent.
•
•
•
Propeller fouled and restricted, blades bent or broken.
Fuel system contaminated with water or dirt.
Carburetor mixture out of adjustment.
Engine runs, but makes little or
no progress
• Propeller hub loose, slipping.
• Propeller blades bent or missing.
•
•
Propeller shaft bent.
Propeller fouled and restricted.
32
- Maintenance
| Categories | BRP Brand Manuals, Johnson 2-Stroke Manuals, Johnson Brand Manuals, Johnson Outboard Manuals |
|---|---|
| Document Type | Boat Motor Manual. Marine Operator's Engine Guide. |
| Tags | Johnson 3.5 hp, Johnson R |
| Model Year | 2005 |
| Download File |
|
| Document File Type | |
| Publisher | johnson.com |
| Wikipedia's Page | Johnson Outboards |
| Copyright | Attribution Non-commercial |
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