Fuel System
3532 690 03 Rev. H KohlerEngines.com
Failure Modes
1B Failure to Start
ON
Pause at RUN and attempt to CRANK
engine.
Limit cranking time to about 5 seconds.
For fi rst 4 failed crank attempts, choke
will reposition at each attempt. After
four (4) attempts, key OFF and make
one fi nal attempt to start.
Check other components (spark plug,
ignition, carburetor, fuel solenoid).
2B Temperature Read Failure
ON OFF ON OFF ON OFF
ON OFF ON DELAY
Faulty temperature sensor. System will
keep choke closed at Key ON and
ramp to open within 10 seconds of
engine starting if this is root failure.
Replace Master controller/ignition.
3B RPM Read Failure
ON OFF ON OFF ON OFF
ON DELAY
System defaults to this failure after 30
seconds of being in Key ON and no
RPM.
Choke will open to half position.
Error clears if system reads RPM when
engine is cranking.
Replace Master controller/ignition.
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