27-2
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Troubleshooting Table
Possible Causes Solution
Boost pressure sensor stuck
open
Check sensor condition and
repair or replace
Clogged fuel filter Inspect and/or replace fuel
filter
Clogged air filter Inspect and/or replace air filter
Water present in fuel
Drain water separator, inspect
and/or replace fuel filter
Kinked or plugged fuel tank
vent line
Inspect and/or replace
Turbocharger damaged Inspect and/or replace
turbocharger
Other mechanical failure See your local ROXOR dealer
for assistance
Out of fuel Refuel
Low battery voltage Recharge the battery
Overheated engine Clean radiator screen and
core, clean engine exterior,
operate at lower load
Engine Smokes (Black)
Air leaks between
turbocharger/intake manifold
Check for leaks in the air
intake system, repair leaks
(check o-rings, clamps, hoses)
Air intake restriction Inspect and/or replace air filter
Troubleshooting Table
Possible Causes Solution
Excess Oil Consumption
Clogged air filter Inspect and/or replace air filter
Obstruction in crankcase
ventilation
Locate and remove the
restriction
Intake manifold mounting face
leak
Change the manifold gasket or
replace the manifold
Air leaks between
turbocharger/intake manifold
Check for leaks in the air
intake system, repair leaks
(check o-rings, clamps, hoses)
Excessive oil/sludge in
turbocharger
Change oil and oil filter, service
the turbocharger and use
recommended engine oil
Turbocharger damaged Inspect and/or replace
turbocharger
Whining Noise at 2000 RPM
Air leakage between
turbocharger/inlet manifold
Check for leaks in the air
intake system, repair leaks
(check o-rings, clamps, hoses)
Troubleshooting
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