Replacement Of Engine Oil - TOHATSU MFS 25D Service Manual

Maintenance

5) Replacement of Engine Oil

1. Oil Level
2. Oil Specification
Recommended Engine Oil:
OIL
Tohatsu 4-Stroke Engine Oil
Recommended Engine Oil Grade:
API: SH, SJ, SL
SAE: 10W-30, 10W-40
Quantity of Engine Oil:
(When oil filter is replaced)
(When oil filter is not replaced): 1.5 L (1.6 US qt.)
Use oil with a viscosity that is suitable for the
ambient air temperature of the operating region.
3. Oil Replacement Procedure
T h e e n g i n e a n d e n g i n e o i l a r e h o t
immediately after the engine stops. Work
after the engine has sufficiently cooled
down.
Engine oil that is contaminated by dirt or water can
significantly shorten the lives of the rotating and sliding
parts of the engine.
Replacement of Engine Oil:
1. Stop the engine and keep the outboard motor
standing upright.
If the outboard motor is tilted, the accurate
amount of engine oil cannot be poured in.
2. Remove the top cowl, then remove the oil filler cap
1.
3. Place drain oil pan below drain bolt 2.
4. Remove the drain bolt to drain away the oil.
3-6
: 1.7 L (1.8 US qt.)
CAUTION
1 Oil Level Gauge
a Upper Limit
b Lower Limit
10W – 40
10W – 30
-20 -10 0 10
-4 +14 +32 +50
c Engine Oil
d Outside Air Temperature
20 30 40
+68 +86 +104
4st 25/30 2022