Black Exhaust Smoke

Black Exhaust Smoke:

Clogged air filter - Replace air filter

Obstructed air outlet duct from compressor to intake manifold - Remove Obstruction

Obstructed intake - Remove Obstruction

Obstructed air outlet duct from compressor to intake manifold - Remove Obstruction

Air leak in duct from compressor to intake manifold - Replace seals or tighten fasteners

Air leak at intake manifold to engine joint - Replace seals or tighten fasteners

Obstruction in exhaust manifold - Remove Obstruction

Obstruction in muffler or exhaust stack - Remove Obstruction

Gas leak in exhaust manifold to engine joint - Replace seals or tighten fasteners

Gas leak in turbine inlet to exhaust manifold joint - Replace seals or tighten fasteners

Fuel injection pump or injectors incorrectly adjusted - Replace or adjust injectors and/or injection pump

Engine camshaft timing incorrect - Check/reset timing

Worn engine rings or liners (blowby) - Repair as needed

Internal engine problem (valves, pistons) - Repair as needed

Dirt caked on compressor wheel - Clean with non caustic cleaner and soft brush, change filters

Damaged turbo - Analyze turbo to determine failure, replace turbo