ISUZU AXIOM 2002 Service Repair Manual

7A±37 AUTOMATIC TRANSMISSION (4L30±E)
Transmission Assembly
Transmission and Associated Parts
240R200005
Legend
(1) Fairing Plate
(2) Transfer Protector (4y4)
(3) Under Cover
(4) Front Propeller Shaft (4y4)
(5) Transmission Oil Cooler Pipe
(6) Select Cable
(7) Rear Propeller Shaft (4y2)
(8) Rear Propeller Shaft (4y4)
(9) Rear Mount Rubber and Propeller Protector
Assembly (4y2)
(10) Fuel Pipe
(11) Fuel Pipe Heat Protector(12) Third Crossmember (4y4)
(13) Third Crossmember (4y2)
(14) Center Exhaust Pipe (4y4)
(15) Starter
(16) Harness Heat Protector
(17) Torque Converter Bolt
(18) Engine-Transmission Bolt
(19) Rear Mount Nut (4y4)
(20) Rear Mount Nut (4y2)
(21) Harness Connector
(22) Transmission Assembly with Transfer
Assembly (4y4)
(23) Transmission Assembly (4y2)

7A±38
AUTOMATIC TRANSMISSION (4L30±E)
Removal
1. Disconnect battery ground cable.
2. Remove transfer protector (4y4) and fairing plate.
150R200001
3. Remove rear propeller shaft and front propeller shaft
(4y4).
NOTE: Apply alignment marks on the flange at both front
and rear sides.
401RW008
401R200008
4. Remove center exhaust pipe (4y4).
5. Remove fuel pipe heat protector and clip from third
crossmember.
6. Disconnect fuel pipe bracket from third crossmember.
141RW004

7A±39 AUTOMATIC TRANSMISSION (4L30±E)
7. Disconnect fuel pipe bracket from transmission side.
141R200003
(4y4)
240R200010
(4y2)
141R200002
Fuel hose connector removal procedure
If removal of the fuel hose connector is required for
transmission servicing and/or replacement, follow the
steps below.
141R200001
NOTE:

An O-ring is used as a seal between the fuel pipe and
the connector. Take care not to damage the contact
surfaces during the removal procedure. Do not allow
the surface to become contaminated with dirt or other
foreign material.

Perform the entire removal procedure with your
hands. Do not use tools.

7A±40
AUTOMATIC TRANSMISSION (4L30±E)
1.Separating the connector and fuel pipe
1. Clean the fuel pipe and connector to remove
mud and other dirt.
2. Pull the black plastic piece toward the
connector. Hold the piece near the connector.
Pull the connector from the fuel pipe.
If the connector and fuel pipe are stuck togeth-
er, jiggle the connector back and forth to loosen
the connector. Do not yank the connector from
the fuel pipe.
141RY00002
141RY00003
3. Tie a vinyl bag around the connector and fuel
pipe to protect them from dirt.
141RY00004
2.Joining the connector and fuel hose
1. Remove the vinyl bag from the connector and
fuel hose. Check that the contact surfaces are
undamaged and free of dirt and other foreign
material. Clean if necessary.
2. Align the axis of the fuel pipe and connector.
Push the connector into the fuel pipe until a
distinct click is heard.
141RY00005

7A±41 AUTOMATIC TRANSMISSION (4L30±E)
3. Gently pull on the connector to check that it is
securely latched.
141RY00006
8. Disconnect transmission harness connector and clip.
Connector : Adapter case, mode switch, main case,
magnetic sensor, transfer switch (4y4), 2±4 actuator
(4y4) and car speed sensor.
9. Remove harness heat protector.
815RW002
10. Support transmission with a jack.
Remove rear mount nuts from third crossmember.
(4y4)
F07RW008
(4y2)
F07R100005
11. Remove third crossmember.
12. Disconnect transmission oil cooler pipes from A/T
side.
13. Remove oil pipe clamp and bracket from the
converter housing.

7A±42
AUTOMATIC TRANSMISSION (4L30±E)
14. Loosen oil cooler pipe clamp bolt at the engine mount
side.
(4y4)
253RY001
15. Remove select cable by disconnecting inner cable
from select lever and removing outer cable with
bracket.
256RW025
16. Remove starter.
17. Remove under covers from the transmission and
engine.18. Remove flex plate torque converter fixing bolts (6
pieces) by turning crankshaft.
240RX010
19. Remove engine transmission fixing bolts.
20. Pull out transmission assembly from the engine.
21. Remove the rear mount rubber and propeller
protector assembly if required (4y2).

7A±43 AUTOMATIC TRANSMISSION (4L30±E)
Installation
1. Slowly raise transmission jack until front of the
transmission assembly is aligned with rear of the
engine. Attach the transmission assembly to the
engine.
2. Tighten engine transmission bolts as shown in the
figure.
F07R200004
3. Align the flex plate torque converter bolt boss with flex
plate hole by turning the torque converter. Install flex
plate torque converter bolts (6 pieces) by turning the
crankshaft.
Torque: 54 Nwm (40 lb ft)
NOTE: Do not reuse the flex plate torque converter bolt.
240RX010

7A±44
AUTOMATIC TRANSMISSION (4L30±E)
4. Install under covers to the transmission and engine.
5. Install starter.
Torque: 40 Nwm (30 lb ft)
6. Install select cable by connecting inner cable to select
lever and installing outer cable with bracket.
256RW025
7. Connect transmission oil cooler pipes to A/T.
Torque: 44 Nwm (33 lb ft)
8. Install oil cooler pipe clamp and bracket to the
converter housing.
(4y4)
253RY001
9. Tighten oil cooler pipe clamp bolt at the engine mount
side.10. Install third crossmember.
Torque: 116 Nwm (85 lb ft)
11. Install rear mount nuts.
Torque: 50 Nwm (37 lb ft)
(4y4)
F07RW008
(4y2)
F07R100005

7A±45 AUTOMATIC TRANSMISSION (4L30±E)
12. Install harness heat protector.
Torque: 6 Nwm (52 lb in)
815RW002
13. Connect transmission harness connector and clip.
Connector : Adapter case, mode switch, main case,
magnetic sensor, transfer connectors (4y4) and car
speed sensor.
14. Connect fuel pipe bracket to transmission side.
NOTE: See ªNOTEº of removal steps.
141R200003
(4y4)
240R200010
(4y2)
141R200002

7A±46
AUTOMATIC TRANSMISSION (4L30±E)
15. Install fuel pipe heat protector and clip.
16. Connector fuel pipe bracket to third crossmember.
141RW004
17. Install center exhaust pipe (4y4).
Torque: 43 Nwm (32 lb ft)
18. Install front propeller shaft (4y4) and rear propeller
shaft.
Torque: 63 Nwm (46 lb ft)
19. Install transfer protector (4y4) and fairing plate.
Torque (transfer protector bolt): 37 Nwm (27 lb ft)
150R200001