The chart below shows the most common questions asked by owners of Detroit Diesel® engines 16V92 Natural when trying to troubleshoot why their engines underperform. It categorizes areas of possible malfunction, likely cause and recommended action to bring your new, rebuilt or used Detroit Diesel® engine back to proper operation. The chart will give you confidence when speaking with your Detroit Diesel® engine mechanic or ordering parts. As a quick reference guide only, the chart must not be thought of as a substitute for the use of your Detroit Diesel® engine 16V92 Natural Owner's operating or service manual. PROBLEM POSSIBLE REASON CHECK Need Detroit 16V92 parts delivered fast? Diesel Pro can help. We have one of the largest inventories of parts for this engine anywhere, with many of our items being brand new. We ship all orders within one business day, which is one of the fastest turn-around times you find online. We also incorporate an advanced shipping calculator into our webpage, so you will be presented with several shipping options upon checkout. This means we can get a part to you in as little as one day with next-day shipping, or get the part by ground transportation for a more budget-friendly option. We only sell parts that are of the highest quality, which is why we back them with an industry leading one year warranty on new parts. Simply put, you will not find a warranty like this from many other suppliers. Have a marine engine? We have served many who have worked on, or around, these engines, and have many items for other areas of the boat, such as cables, gauges and more. Try us and you will see, we are the best source for parts online.
Engine will not start
Lack of air intake or restricted air intake
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Broken blower shaft
Worn out blower shaft
Defective fuel pump
Defective starter
Discharged battery
High exhaust back pressure
Black smoke coming out of engine
Defective injector
Contaminated fuel
Broken or worn cylinder parts
Engine overloaded
Faulty intercooler or aftercooler (for turbo engines only)
White smoke coming out of engine
Broken piston ring
Incorrectly installed ring set
Defective injector
Fuel quality or grade
Long idle periods
Broken or bent push rod
Injector or governor improperly adjusted
Low engine oil pressure
Water in engine oil pan
Fuel in engine oil pan
Defective oil cooler
Engine overloaded
Crankcase overfilled
Low engine RPM
Improperly working injector
Governor calibration
Hi engine RPM
Governor calibration
Engine overheating
Defective fresh water pump
Defective raw water pump (marine engines only)
Defective thermostat or thermostat seal
Clogged radiator or heat exchanger (marine engine only)
Grey smoke coming out of engine
Long idle periods
Defective intercooler or aftercooler (for turbo engine only)
Restricted air intake
Defective injector
Contaminated fuel
Blower or turbocharger seals leaking
Geartrain makes noises
Low oil level
Engine driven accesories
Damage main or rod bearing
Detroit Diesel 16V92 Usefull Information
This engine will have a model number that starts with 816, such as 8167-7301. The serial number will start 16VF, such as 16VF1234. If you do not know your model or serial number, check the engine block for these numbers.
General Information
The Detroit 16V92 is a two cycle engine with 16 cylinders, 10 main bearings, and a displacement of 24.14 liters.
This engine uses 14.5 gallons of coolant and up to 87 quarts of oil, with a minimum of 63 quarts of oil needed for safe operation. The turbo engine uses slightly less (see section below.)
Lubricating oil should be SAE viscosity of 40, or with an API classification of CF-2. Oil should not have more than 1% sulfated ash. High temperature operation, above 200 degrees F, requires a lubricating oil with a monograde of SAE grade 50. For low temperature operation (not including marine engines), in an environment of 25 degrees F or lower, SAE 30 or SAE 15W-40 may be used. Replace with monograde SAE 40 lubricant as soon as temperatures climb above 25 degrees F.
Oil should be changed every 6000 miles for stop and go conditions, up to every 15000 miles for highway use. For marine units, change the oil every 150 hours of operation.
Detroit 16V92 TA (Turbo Aftercooled) Specs and Information
The values below are based on a 16V92TA with a T18A90 Turbocharger and 1.32 Turbine.
Normal coolant temperature should be between 160-185 degrees F.
Normal compression pressure is 500 PSI (based on sea level altitude) at 600 RPM. The minimum needed for proper operation is 450 PSI.
Lubricating oil capacity is 67 quarts, with a low of 55 quarts.
Normal lubricating oil capacity is 50-70 PSI. The minimum needed is 28 PSI at 1800 RPM or 30 for higher RPM speeds.
Normal lubricating oil temperature is between 200-250 degrees F.