Thread the plug back into the cylinder head by hand to prevent cross-threading.

Insert the dipstick without screwing it in, then remove it to check the level.

: Use "Economy" or "Low" speed for quiet operation and lighter loads; use "Lamp" mode to reduce 25Hz flicker.

Remove, clean, or replace the plug. Ensure it produces a visible spark when grounded against the engine casing. No Electrical Power at the Outlets

The EX500 features an automatic Oil Alert system. If the oil level drops below a safe threshold, the engine will automatically shut down or refuse to spark to prevent catastrophic internal damage.

As the engine warms up, gradually push the choke lever back into the "OPEN" position. How to Stop the Engine