Changing Transmission Fluid; Selector Lever; Inspection; Removal - Isuzu 1999 RODEO Workshop Manual

7A–26 AUTOMATIC TRANSMISSION (4L30–E)

Changing Transmission Fluid

There is no need to change the transmission fluid unless
the transmission is used under one or more of the
following heavy duty conditions.
A. Repeated short trips
B. Driving on rough roads
C. Driving on dusty roads
D. Towing a trailer
If the vehicle is used under these conditions, change the
fluid every 20,000 miles (32,000 km.)
1. Place a large drain pan under the oil pan.
2. Remove the transmission oil drain screw (2) and drain
fluid.
3. Tighten drain screw (2).
Torque: 38 N m (28 lb ft)
4. Remove the transmission overfill screw (1) and fill
transmission through overfill screw opening, using
DEXRON –III ATF.
NOTE: Add transmission fluid until it flows out over the
overfill screw opening.
5. Let engine idle until a fluid temperature between 32°C
(90°F) and 57°C (135°F) is reached.
6. Add transmission fluid until it flows out over the overfill
screw opening, then close the overfill screw (1).
Torque: 38 N m (28 lb ft)

Inspection

1. Make sure that when the shifter control lever is shifted
from "P" to "L", a "clicking" can be felt at each shift
position. Make sure that the gear corresponds to that
of the position plate indicator.
2. Check to see if the shifter lever can be shifted as
shown in illustration.
NOTE: To prevent fluid leaks, the overfill screw and oil
drain screws gasket must be replaced each time these
screws are removed.
NOTE: Check transmission fluid temperature with scan
tool.
7. Reset "Oil Life Monitor" data by using Tech 2.
Refer to Tech 2 OBD II Connection in Transmission
Control System (4L30-E) section.

Selector Lever

Removal

1. Disconnect battery ground cable.
2. Set ignition Key in "LOCK" position and selector lever
in "P" position.
3. Remove transfer control lever knob.
4. Remove lower cluster assembly.
C07RW009
5. Remove rear console.
242RW003
740RW021