To Next Page

To Previous Page

Sl no Symptom Probable Cause Remedy

2 Idling Not Smooth

Incorrect fuel or oil used Change fuel or oil

Idling speed setting not ok Adjust idling stopper bolt

Air trapped in fuel system

Bleed the system.

If trouble persists Check for

 Loose Piping & Connectors

 Restriction for fuel flow due to

blockage in fuel pipes

 Possibility of air being sucked

in from the feed pump

Water trapped in fuel system Drain water from fuel tank, fuel filter

Fuel Pipes, feed pump gauze

filter, fuel filter, air cleaner

clogged

Clean/Replace

Incorrect fuel injection timing Reset

Incorrect Valve Clearance Reset

Injection Nozzles not clean Clean

Injection pressure not ok Rectify

Injection Spray Pattern Poor Repair / Replace Nozzle

Low engine Compression

(Worn out piston and

sleeve/valve seat leakage/

cylinder head gasket leakage)

Repair / Replace worn out parts

Incorrect Engine control

adjustment

Reset

3 Loss of Power Output