red side

Engine surges at idle

Engine Surges at Idle


Possible Cause

   

Possible Remedy

Tank empty or tank vent blocked

   

Fill tank/bleed system, check tank vent

Air in the fuel system

   

Bleed fuel system, eliminate air leaks

Pump rear support bracket loose

 

Replace as necessary

Cold-start device malfunction

 

Check cold-start mechanism

Overflow fitting interchanged with inlet fitting

 

Install fittings in their proper positions

Fuel injection pump defective or cannot be adjusted

 

Remove pump and service

 

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