Dodge dakota 2002 Service Manual page 1536

DR
ENGINE 5.9L DIESEL (Continued)
POSSIBLE CAUSE
Fuel injector protrusion not correct.
Fuel injection pump malfunctioning.
Fuel supply side restriction to transfer pump.
Fuel transfer (lift) pump malfunctioning.
Intake/Exhaust valve adjustments not correct (too tight).
Intake manifold air temperature sensor malfunctioning.
Intake manifold heater circuit not functioning correctly in
cold weather.
Intake manifold heater elements not functioning
correctly in cold weather.
Internal engine damage (scuffed cylinder).
Restriction in fuel supply side of fuel system.
POSSIBLE CAUSE
Dirty air cleaner or restricted turbocharger intake duct.
Air leak in boost system between turbocharger
compressor outlet and intake manifold.
Obstruction in exhaust manifold.
Restricted turbocharger drain tube.
Crankcase ventilation system plugged.
Valve seals are worn, brittle, or improperly installed.
Valve stems and/or guides are worn.
Broken or Improperly installed piston rings.
EXCESSIVE WHITE SMOKE
Check washer (shim) at bottom of fuel injector for
correct thickness. (Refer to 14 - FUEL SYSTEM/FUEL
INJECTION/FUEL INJECTOR - INSTALLATION)
A DTC should have been set. Refer to Powertrain
Diagnostic Procedures Information.
Refer to Powertrain Diagnostic Manual for fuel system
testing.
A DTC may have been set. Refer to Powertrain
Diagnostic Procedures Information.
(Refer to 9 - ENGINE/CYLINDER HEAD/INTAKE/
EXHAUST VALVES & SEATS - STANDARD
PROCEDURE).
A DTC should have been set. Refer to Powertrain
Diagnostic Procedures Information.
A DTC should have been set. Refer to Powertrain
Diagnostic Procedures Information. Also check heater
elements for correct operation.
A DTC should have been set if heater elements are
malfunctioning. Refer to Powertrain Diagnostic
Procedures Information.
Analyze engine oil and inspect oil filter to locate area of
probable damage.
Refer to Powertrain Diagnostic Manual for fuel system
testing.
EXCESSIVE BLUE SMOKE
Check Filter Minder at air filter housing. (Refer to 9 -
ENGINE/AIR INTAKE SYSTEM/AIR CLEANER
ELEMENT - REMOVAL).
Service air charge system..
Remove exhaust manifold and inspect for blockage
(Refer to 9 - ENGINE/MANIFOLDS/EXHAUST
MANIFOLD - REMOVAL).
Remove turbocharger drain tube and remove
obstruction.
Inspect crankcase ventilation system for function
Replace valve stem oil seals (Refer to 9 - ENGINE/
CYLINDER HEAD/INTAKE/EXHAUST VALVES &
SEATS - REMOVAL).
Remove valves and inspect valves and guides. (Refer
to 9 - ENGINE/CYLINDER HEAD/INTAKE/EXHAUST
VALVES & SEATS - STANDARD PROCEDURE).
Tear down engine and inspect piston rings.
ENGINE 5.9L DIESEL
CORRECTION
CORRECTION
9 - 287