2004 Johnson 25 30 hp PL4 4-Stroke Outboard Owners Manual

TROUBLE CHECK CHART
IMPORTANT: If you are unable to identify or solve the problem, contact your DEALER.
SYMPTOM
POSSIBLE CAUSE
Starter motor will not operate
•  Shift handle not in NEUTRAL.
Battery and electrical connections loose or corroded.
Battery Selector Switch OFF.
Engine will not start
•  Not following starting instructions. Refer to Engine Starting Sec-
tion.
Fuel tank empty.
Fuel hose disconnected, kinked.
Fuel system contaminated with water or dirt.
Fuel filter obstructed.
COLD ENGINE: Engine not choked
WARM ENGINE: Engine flooded. Disconnect fuel hose at engine,
push in choke or primer, crank engine. If it starts, run until cleared.
If it fails to start, wait a few moments and try again.
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.
•  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.
Oil pressure very low. Refer to Low Oil Pressure Warning.
Engine vibrates excessively
•  Propeller shaft bent.
Propeller fouled and restricted, blades bent or broken.
Fuel system contaminated with water or dirt.
Engine mount(s) damaged.
Steering friction screw loose.
Engine runs, but makes little or
no progress
•  Propeller hub loose, slipping.
•  Propeller blades bent or missing.
Propeller shaft bent.
Propeller fouled and restricted.
44
- Maintenance
Product Specification
CategoriesBRP Brand Manuals, Johnson 4-Stroke Manuals, Johnson Brand Manuals, Johnson Outboard Manuals
Document TypeBoat Motor Manual. Marine Operator's Engine Guide.
Tags, ,
Model Year2004
Download File
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- 56 pages
Document File TypePDF
Publisherjohnson.com
Wikipedia's PageJohnson Outboards
CopyrightAttribution Non-commercial
(1 votes, average: 4 out of 4)
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2004 Johnson 25 30 hp PL4 4-Stroke Outboard Owners Manual SKU UPC Model
Tom on Jul 31, 2018. Very useful resources

Handy as a manual didn't come with my boat


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