Dodge 2001 Ram 1500 Owner's Manual page 1383

9 - 236 ENGINE 5.9L DIESEL
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.
Static timing incorrect.
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.
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 Fuel Transfer Pump Pressure (Refer to 14 -
FUEL SYSTEM/FUEL DELIVERY/FUEL TRANSFER
PUMP - DIAGNOSIS AND TESTING)
A DTC should have been set. Refer to Powertrain
Diagnostic Procedures Information. Also refer to Fuel
Transfer Pump Pressure Testing (Refer to 14 - FUEL
SYSTEM/FUEL DELIVERY/FUEL TRANSFER PUMP -
DIAGNOSIS AND TESTING).
(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 diagnostic trouble code WILL NOT BE SET if heater
elements are malfunctioning. Refer to NTC tests in
Powertrain Diagnostic Procedures Information.
Analyze engine oil and inspect oil filter to locate area of
probable damage.
Refer to Fuel Transfer Pump Pressure Testing (Refer to
14 - FUEL SYSTEM/FUEL DELIVERY/FUEL
TRANSFER PUMP - DIAGNOSIS AND TESTING).
A DTC should have been set. If so, (Refer to 14 -
FUEL SYSTEM/FUEL DELIVERY/FUEL INJECTION
PUMP - DIAGNOSIS AND 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 breather and vent tube for sludge
formation or obstructions.
CORRECTION
CORRECTION
BR/BE