Hyundai 2009 Sonata - Manual (Page 231)

6 DO-IT-YOURSELF MAINTENANCE
16
2. After the transaxle is warmed up
sufficiently (fluid temperature 70~80°C
(158~176°F), for example by 10 minutes
usual driving, move the shift lever
through all positions then place the
selector lever in “N (Neutral) or P (Park)”
position.
G110D03O-AAT
Checking the automatic transaxle
fluid level
The automatic transaxle fluid level should
be checked regularly.
Keep the vehicle on the level ground with
the parking brake applied and check the
fluid level according to the following
procedure.
1. Place the selector lever in N (Neutral)
position and confirm the engine is
running at normal idle speed.
ONF078008
OHD076045N
Fluid level should be within "HOT" range
3. Confirm that the fluid level is in “HOT”
range on the level gauge. If the fluid
level is lower, add the specified fluid
from the fill hole. If the fluid level is
higher, drain the fluid from the drain
hole.
4. If the fluid level is checked in cold
condition (fluid temperature 20~30°C
(68~86°F) add the fluid to “COLD” line
and then recheck the fluid level
according to the above step 2.