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Home›Engines›Generac 004373-2

Generac 004373-2 Engine

The Generac 004373-2 is a natural engine. It powers generator sets from Generac, including the Guardian Liquid-cooled 40 kW Generator. It holds 4.25 L (1.1 gal) of oil.

Also known as: Generac 004373-2

4.25 L
Oil capacity
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Engine specifications

Oil capacity4.25 L
AspirationNatural

Common problems

4
  • The engine will not crank.
    Cause: Fuse blown
    Fix: Replace fuse.
  • The engine starts, but then shuts down.
    Cause: Engine oil level low
    Fix: Check oil and add oil as needed.
  • The engine cranks but will not start.
    Cause: Out of fuel
    Fix: Replenish fuel.
  • The engine starts hard and runs rough.
    Cause: Air cleaner plugged or damaged
    Fix: Check, clean or replace air cleaner.

Compiled from service & troubleshooting documentation across every generator set that uses the Generac 004373-2.

Common questions

What is the oil capacity of the Generac 004373-2?

The Generac 004373-2 engine has an oil capacity of 4.25 liters.

Which generators use the Generac 004373-2 engine?

The Generac 004373-2 powers 1 generator set(s), including Generac Guardian Liquid-cooled 40 kW Generator.

What is a common problem with the Generac 004373-2 engine?

A commonly reported issue on generators using the Generac 004373-2 is: The engine will not crank.. Cause: Fuse blown. Fix: Replace fuse..