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Diesel Engine Troubleshooting Symptoms
25
Engine Has Poor Respones
This is symptom tree T-005.
Cause Correction
Clogged air cleaner element
Clean or replace the air cleaner element
OK
Clogged fuel tank air breather hole
Clean the fuel tank breather.
OK
Clogged prefilter
Clean or replace the fuel filter or strainer.
OK
Clogged fuel filter or strainer
Clean and repair the fuel piping
OK
Clogged or leaking fuel piping
Clean and adjust the overhead settings.
OK
Overhead adjustments are not correct
Measure and adjust the overhead settings.
OK
Defective contact of valve or valve seat
Resulting in low compression
Replace the cylinder head.
OK
Turbocharger does not rotate freely
Replace the turbocharger.
OK
Defective or clogged injection nozzle
Replace the defective or clogged injection
nozzle.
OK
Injection pump is malfunctioning
Repair or replace the injection pump.
OK
Worn piston ring or cylinder resulting in low
Compression
Replace the worn piston ring or cylinder.