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12. Trouble Shooting
The following trouble shooting hints are not all inclusive, but are the most common found. In all cases, if the cause of the problem is outside your capability to repair or correct,
contact your dealer.
Engine Will Not Turn Over
Possible Cause Remedy
Low Battery or Bad Connection Check/Charge/Replace. Requires 12 -14 volts
ECM B+ 18 ga. Wire not Powered Must be Connected Directly to Battery or Battery Switch
Faulty Battery Cable See Table for Proper Size
Blown Fuse Check Fuses in SSEC Box
Faulty Neutral Switch Replace
Bad Starter Solenoid or Motor Replace
Shift Control in Gear Take Out of Gear
Faulty Starter Relay Check Relay in SSEC Box
Hydro Lock Remove Spark Plug. Look for Water in the Cylinder
Engine Cranks But Will Not Start
Possible Cause Remedy
Faulty Fuel Pump Note That Low Pressure and High Pumps Are Operating
Insufficient Fuel Supply Check Fuel Supply Shut Off Valve, Check Fuel Filter. 5.7/6.0/6.2L - Requires 60 PSI Fuel Pressure
Insufficient Cranking RPM Check Battery Voltage. Voltage Should Be Over 12 volts
Bad/Old Fuel Replace
Insufficient Fuel Supply Approximately 60 PSI. Fuel Pressure Must Be Adequate at Wide Open Throttle at Full Load
Active Trouble Code See Dealer
Leaky Valves See Dealer
Ensure a tune up is done every 100 hours or every season.
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