HomeEnginesMitsubishi SIiI2R

Mitsubishi SIiI2R Engine Engine

The Mitsubishi SIiI2R is an engine, producing up to 1350 kW. It powers generator sets from Mitsubishi.

Also known as: MITSUBISHI SIiI2R

1350 kW
Gross power

Engine specifications

Gross power1350 kW

Generator sets powered by this engine

1
Mitsubishi SIiI2R

Troubleshooting

11

Symptoms & remedies

SymptomCauseRemedy
Starter will not crank engine or cranks slowly, resulting in a failure of engine to startRepair or replace. Battery — starter switch circuit open
Starter will crank engine, but engine will not startRefuel. Consult Mitsubishi dealer.
Engine lacks powerIncorrect grade of oil, Wrong type of fuel, Insufficient air (air cleaner clogged), Engine overcooled, Fuel feed pump gauze filter clogged
Engine overheatingValve clearance incorrect, Injection pump defective, Injection nozzles defective, Injection timing incorrect, Compression pressure low (cylinders and pistons worn)
White or blue exhaust smokeToo much oil in crankcase, Oil viscosity too lowUse radiator cover, or clean, test and replace thermostat. Fill only to correct level on gauge. Refill with correct viscosity of oil.
Engine overcooledThermostat defective (no water temperature rise)Use radiator cover, or clean, test and replace thermostat.
Injection timing incorrect, Compression pressure lowReadjust. Disassemble and replace parts. Change.
Black or gray exhaust smokeWrong type of fuel (low cetane number), Vaive clearance incorrect, Injection pump defective, Compression pressure low, Insufficient air (air cleaner clogged)Refill with correct type of fuel. Readjust. Readjust or replace. Disassemble and replace parts. Clean or change element.
High fuel consumptionReadjust or replace. Disassemble and replace parts. Change. Refill with correct type of fuel. Disassemble and replace parts. Clean or change air cleaner element. Check turbocharger.
High oil consumptionToo high oil level in crankcase, Incorrect grade of oil, Oil leaks, Cylinders and piston rings wornMaintain oil level in correct range on gauge. Use recommended type and SAE number of oil. Retighten or replace. Disassemble and replace parts.
Low oil pressure, Lack of oilOil viscosity too low, Oil filter clogged, Oil pump defective, Oil pressure regulating valve defective, Oil pressure sensor circuit defectiveRefill up to level. Refill with correct viscosity of oil. Replace element. Readjust, replace or clean. Readjust or replace.

Fault codes and symptom→remedy steps extracted from this engine’s service/owner documentation; verify against the official manual before servicing.

Common questions

Which generators use the Mitsubishi SIiI2R engine?

The Mitsubishi SIiI2R powers 1 generator set(s), including Mitsubishi SIiI2R.