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Tag: troubleshooting

3126

3116 and 3126 Truck Engines Problem Starting Motor Does Not Turn

Posted on July 25, 2017 by sam

Probable Cause(s): * Battery Has Low Output * Wires Or Switch Has Defect * Starting Motor Solenoid Has A Defect * Starting Motor Has A…

3126

3116 and 3126 Truck Engines Problem Exhaust Temperature Too High

Posted on July 25, 2017 by sam

Probable Cause(s): * Air Inlet System Has A Leak * Exhaust System Has A Leak * Air Inlet Or Exhaust System Has A Restriction *…

3126

3116 and 3126 Truck Engines Problem Below Normal Coolant Temperature

Posted on July 25, 2017 by sam

NOTE: For operation in cold or very cold temperatures, a winterfront cover or radiator shutters are recommended. Probable Cause(s): * Long Idle Periods * Very…

3126

3116 and 3126 Truck Engines Problem Above Normal Coolant Temperature

Posted on July 25, 2017 by sam

NOTE: The 3100 HEUI Electronic Control System will activate fault codes to warn of engine overheating. Using an electronic service tool check for logged or…

3126

3116 and 3126 Truck Engines Problem Engine Uses Too Much Lubrication Oil

Posted on July 25, 2017 by sam

Probable Cause(s): * Too Much Lubrication Oil In The Engine * Oil Leaks * Oil Temperature Is Too High * Worn Valve Guide Seals *…

3126

3116 and 3126 Truck Engines Problem Engine Has Low Oil Pressure

Posted on July 25, 2017 by sam

Probable Cause(s): * Insufficient Oil * Defect In Oil Pressure Gauge Or Sending Unit * Dirty Oil Filter Or Oil Cooler * Diesel Fuel In…

3126

3116 and 3126 Truck Engines Problem Too Much Exhaust Smoke At Normal Operating Temperatures (White/Black Or Blue Smoke)

Posted on July 25, 2017 by sam

A. White Smoke (Go to Step 1) Probable Cause(s): * Cold Outside Temperature * Long Idle Periods * Low Quality Fuel * Air In Fuel…

3126

3116 and 3126 Truck Engines Problem Too Much Exhaust Smoke (Black Or Gray)

Posted on July 25, 2017 by sam

Engine Runs Smoothly (Go to Step 1) Probable Cause(s): * Not Enough Air For Combustion * Exhaust System Restriction * Low Quality Fuel * Valve…

3126

3116 and 3126 Truck Engines Problem Coolant In Lubrication Oil

Posted on July 25, 2017July 26, 2017 by sam

Probable Cause(s): * Failure Of The Oil Cooler Core * Failure Of Cylinder Head Gasket * Failure Of Seal Between Cylinder Head And Sleeve In…

3126

3116 and 3126 Truck Engines Problem Engine Has Excessive Early Wear

Posted on July 25, 2017July 26, 2017 by sam

Probable Cause(s): * Dirt In Lubrication Oil * Contaminated Oil * Dirt In The Inlet Air * Fuel Leakage Into Lubrication Oil * Incorrect Lubrication…

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