Changing The Engine Oil - Yamaha YZF-R125 Service Manual

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4. Start the engine, warm it up for several min-
utes, and then turn it off.
5. Check the engine oil level again.
NOTE:
Before checking the engine oil level, wait a few
minutes until the oil has settled.
EAS20810

CHANGING THE ENGINE OIL

1. Remove:
• Right bottom cowling
• Right upper side cowling
• Right lower side cowling
Refer to "GENERAL CHASSIS" on page 4-1.
2. Start the engine, warm it up for several min-
utes, and then turn it off.
3. Place a container under the engine oil drain
bolt.
4. Install:
• Engine oil drain attachment "1"
(Located under the rider seat with the own-
er's tool kit)
5. Remove:
• Engine oil filler cap (dipstick) "1"
• Engine oil drain plug "2"
• O-ring "3"
• Spring "4"
• Engine oil strainer "5"
1
1
3-11
5
4
3
2
6. Drain:
• Engine oil
(completely from the crankcase)
7. If the oil filter element is also to be replaced,
perform the following procedure.
M MMM M MMM M M MMM M
a. Remove the oil filter element cover "1" and oil
filter element "2".
b. Install the new O-ring "3".
2
New 3
1
c. Install the new oil filter element and the oil fil-
ter element cover.
Oil filter element cover bolt
10 Nm (1.0 m·kg, 7.2 ft·lb)
L LLL L LLL L L LLL L
8. Check:
• Engine oil strainer
Dirt → Clean.
9. Install:
• Engine oil strainer
• Spring
• O-ring New
• Engine oil drain plug
Engine oil drain plug
32 Nm (3.2 m·kg, 23 ft·lb)
10.Fill:
• Crankcase
(with the specified amount of the recom-
mended engine oil)
ENGINE
2
M MMM M M MMM M M MMM M
L LLL L L LLL L L LLL L
MMM
LLL