Engine Oil Replacement - Yamaha YZ450F Fahrer- Und Wartungshandbuch

ENGINE OIL REPLACEMENT

5. Start the engine and let it warm up for sev-
eral minutes.
CAUTION:
When the oil tank is empty, never start the
engine.
6. Idle the engine more than 10 seconds
while keeping the machine upright. Then
stop the engine and add the oil to the maxi-
mum level.
7. Install:
• Oil tank cap
ENGINE OIL REPLACEMENT
1. Start the engine and let it warm up for sev-
eral minutes.
2. Stop the engine and place an oil pan under
the drain bolt.
3. Remove:
• Oil tank plug 1
• Oil filler cap 2
• Drain bolt (with gasket) 3
• Oil filter drain bolt (O-ring) 4
• Drain bolt (with gasket) 5
Drain the crankcase and oil tank of its oil.
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