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Automatic Transmission – 4L60E – On-vehicle Servicing Page 7C4–16
8 Slide the cover (3) in the direction shown by the
arrow (1).
9 Using a small flat blade screwdriver, move the lock piece (4) from the position indicated by the arrow (2).
Continue to move the lock piece until the adjuster (5)
position begins to change.
Figure 7C4 – 12
10 Connect the selector cable to the transmission external manual shaft linkage.
11 Insert the lock piece in the adjuster to engage with the serrated cable end (cable length adjustment).
12 Slide the cover (1) on the adjuster and secure the lock piece.
Figure 7C4 – 13
13 Install the heat shield (7) and tighten the attaching screws (1 and 6) to the correct torque specification, refer to Figure 7C4 – 10.
Heat shield front attaching screw
torque specification ............................................ 25.0 Nm
Heat shield rear attaching screw torque specification ..............................................9.0 Nm
14 Move the selector lever to the P position and press the selector lever knob button five times.
15 Ensure the selector lever moves smoothly to each of its positions.
16 Check if the shift position indicated by the selector lever and the actual shift position are the same, rectify if required.
17 Lower the vehicle to the ground. Ensure the engine can only be started with the transmission selector lever in Park or Neutral position and the back-up lamps work correctly. If required, adjust the neutral start and back-up lamp
switch, refer to 3.4 Neutral Start and Back-up Lamp Switch.
18 Ensure the gear selection operates correctly.
19 Install the front and rear console, refer to 10 Cab.
3.4 Neutral Start and Back-up Lamp Switch
Remove
1 Position the transmission selector lever to the P position.
2 Raise the vehicle and support in a safe manner, refer to 0A General Information for the location of support points.
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ISUZU KB P190 2007
Page 3930 of 6020

Automatic Transmission – 4L60E – On-vehicle Servicing Page 7C4–17
3 Remove the three attaching screws (1 and 2) and the
heat shield (3).
4 Hold the transmission manual shaft linkage (4) with an adjustable wrench and remove the linkage attaching
nut (5).
5 Carefully remove the manual shaft linkage and selector cable from the transmission manual shaft (6).
6 Prise the connector position assurance (CPA) securing pin (7) from the neutral start and back-up
lamp switch (8) taking care not to break the pin in the
process. Disconnect the connector (9) from the switch
assembly by pulling down the release bar (10).
NOTE
The connector will automatically disconnect at
the same time the release bar is withdrawn.
7 Remove the attaching screw (11) and slide the switch assembly over the transmission manual shaft to
remove it.
Figure 7C4 – 14
Reinstall
1 Slide the neutral start and back-up lamp switch (8) over the transmission manual shaft (6) and reinstall the two
attaching screws (1 and 11), tighten them finger tight until the adjustment process has been completed, refer to
Figure 7C4 – 14.
2 Install the manual shaft linkage (4) and the attaching nut (5). Hold the linkage with an adjustable wrench and tighten the nut to the correct torque specification.
Manual shaft linkage attaching nut
torque specification ............................................ 25.0 Nm
3 Install the connector (9) but do not reinsert the CPA securing pin (7) at this stage.
4 Check the shift selector linkage operation and adjust as required, refer to 3.2 Shift Selector Assembly.
5 Check and adjust as required the neutral start and back-up lamp switch as described in this Section, refer to Adjust.
Adjust
1 Raise the vehicle and support in a safe manner, refer to 0A General Information for the location of support points.
2 If required, loosen the neutral start and back-up lamp switch (8) as follows, refer to Figure 7C4 – 14: a Remove the three attaching screws (1 and 2) and the heat shield (3).
b Prise the connector position assurance (CPA) securing pin (7) from the neutral start and back-up lamp switch taking care not to break the pin in the process.
c Disconnect connector (9) from the switch assembly by pulling down the release bar (10).
NOTE
The connector will automatically disconnect at the
same time the release bar is withdrawn.
d Loosen the screw (11) attaching the switch and refit the front screw (1) keep them finger tight.
e Reinstall the connector (9) but do not reinsert the CPA securing pin at this stage.
3 Rotate the neutral start and back-up lamp switch back and forth until a central position is attained and then lightly tighten the front screw (1) to prevent the switch from rotating.
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Page 3931 of 6020

Automatic Transmission – 4L60E – On-vehicle Servicing Page 7C4–18
Ensure the four wheels are off the ground
before performing the starting test.
4 W ith the ignition switched to the ON position, check if the engine can only be started in the Park and Neutral shift selector positions and ensure the back-up lamps illuminate when Reverse is selected. A further minor adjustment
may be required to achieve this state.
NOTE
To gain access to the rear attaching screw (11) it
will be necessary to remove the connector.
5 After the switch has been adjusted, tighten the rear attaching screw (11) to the correct torque specification. Neutral start and back-up lamp switch
attaching screw torque specification .................. 25.0 Nm
6 Reinstall the connector and the CPA securing pin.
7 Remove the switch front attaching screw (1).
8 Install the heat shield (3) and tighten the attaching screws (1 and 2) to the correct torque specification.
Heat shield front attaching screw
torque specification ............................................ 25.0 Nm
Heat shield rear attaching screw torque specification ..............................................9.0 Nm
9 Lower the vehicle to the ground and re-check the operation of the neutral start and back-up lamp switch. The vehicle must start only with the shift selector in the Park or Neutral positions and the back-up lamps should only
illuminate when Reverse is selected.
3.5 Vehicle Speed Sensor
NOTE
For the speed sensor fitted to four wheel drive
vehicles (4WD), refer to 7D Transfer Case and
Adaptor Housing.
Remove
1 Raise the vehicle and support in a safe manner, refer
to 0A General Information for the location of support
points.
2 Disconnect connector (1) from the vehicle speed sensor (2).
3 Remove the bolt (3) attaching the speed sensor to the transmission extension housing.
4 With a pulling and turning motion, remove the speed sensor and O-ring seal (4) from the transmission
extension housing, discard the O-ring.
Figure 7C4 – 15
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Page 3932 of 6020

Automatic Transmission – 4L60E – On-vehicle Servicing Page 7C4–19
Reinstall
1 Lubricate a new O-ring seal with petroleum jelly and install it to the vehicle speed sensor.
2 Install the speed sensor to the transmission extension housing.
3 Install the attaching bolt and tighten to the correct torque specification.
Vehicle speed sensor attaching bolt
torque specification ............................................ 12.0 Nm
4 Connect the connector to the speed sensor.
5 Lower the vehicle to the ground.
3.6 Manual Shaft Oil Seal
Replace
NOTE
This procedure requires the use of special tool
No. AU583.
1 Raise the vehicle and support in a safe manner, refer to 0A General Information for the location of support points.
2 Remove the neutral start and back-up lamp switch, refer to 3.4 Neutral Start and Back-up Lamp Switch.
3 Assemble the seal remover, Tool No. AU583-3 (1) by installing the remover nut, Tool No. AU583-4 (2) with
its threaded inner diameter closest to the hexagonal
head of the seal remover tool. Install the nut up to the
hexagonal head.
4 Install the assembled seal remover tool over the manual shaft (3) engaging the tapered thread end (4)
into the seal.
Do not over tighten the seal remover tool in
the seal.
5 Rotate the hexagonal head of the seal remover tool clockwise, until the thread grips the steel shell of the
seal.
Figure 7C4 – 16
6 W hile holding the hexagonal head of the seal remover tool (1) rotate the remover nut (2) clockwise, until it
contacts the transmission case.
7 Continue rotating the remover nut until the seal is pulled into the remover nut cavity.
8 Remove and discard the seal.
Figure 7C4 – 17
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Page 3933 of 6020

Automatic Transmission – 4L60E – On-vehicle Servicing Page 7C4–20
9 Install the seal protector, Tool No. AU583-1 (1) into
one of the two plastic seal installers, Tool No.
AU583-2 (2).
NOTE
Two plastic seal installers are required because
of the restricted space between the end of the
manual shaft and the floor pan.
10 Lubricate the lip of a new seal (3) with clean automatic transmission fluid and install it over the seal protector
sleeve, with the steel casing facing the installer tool.
11 Install the seal protector with the new seal and installer tool over the manual shaft (4) and up to the
transmission case.
If the seal protector sleeve jams on the
manual shaft, the flats on the shaft locating
the selector lever will be burred. Use a fine
file to remove any burrs and then proceed.
12 Fit the second plastic seal installer over the manual shaft until it seats against the first installer.
13 Install the manual shaft linkage attaching nut (5) and tighten it to drive the seal in position into the
transmission case.
14 Remove the seal installer and protector tools from the manual shaft.
Figure 7C4 – 18
15 Reinstall the neutral start and back-up lamp switch, refer to 3.4 Neutral Start and Back-up Lamp Switch.
16 Lower the vehicle to the ground and as required, check and top up the automatic transmission fluid level, refer to 2.1 Transmission Fluid.
3.7 Transmission Support and Mount
Remove
1 Raise the vehicle and support in a safe manner, refer to 0A General Information for the location of support points.
2 Support the transmission with a Jack, do not place the support underneath the extension housing or the oil pan, refer to Figure 7C4 – 19.
3 Remove the clip (1) holding the fuel feed and fuel vapour lines on the transmission support (2).
4 Remove the bolt (3) attaching the heat shield (4) to the transmission support.
5 Remove the two nuts (5) attaching the transmission mount to the support.
6 Remove the four bolts and nuts (6) attaching the transmission support to the under body side rails and remove the support.
7 If required, remove the two bolts (7) attaching the transmission mount (8) to the extension housing and remove the mount.
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Page 3934 of 6020

Automatic Transmission – 4L60E – On-vehicle Servicing Page 7C4–21
Figure 7C4 – 19
Legend
1 Fuel Feed and Vapour Lines Clip
2 Transmission Support
3 Heat Shield Bolt
4 Heat Shield 5 Transmission Mount Nuts
6 Transmission Support Bolts
7 Transmission Mount Bolts
8 Transmission Mount
Reinstall
1 If required, install the transmission mount (8) onto the extension housing, tighten the two attaching bolts (7) to the correct torque specification, refer to Figure 7C4 – 19.
Transmission mount attaching
bolt torque specification ..................................... 50.0 Nm
2 Install the transmission support (2) to the under body side rails and tighten the four attaching bolts and nuts (6) to the correct torque specification.
Transmission support attaching
bolt and nut torque specification ........................ 50.0 Nm
3 Install and tighten the transmission mount two attaching nuts (5) to the correct torque specification.
Transmission mount attaching
nut torque specification ...................................... 52.0 Nm
4 Install the bolt (3) attaching the heat shield (4) to the transmission support, tighten to the correct torque specification.
Heat shield to transmission support
attaching bolt torque specification ...................... 52.0 Nm
5 Reinstall the clip (1) holding the fuel feed and fuel vapour lines on the transmission support.
6 Lower the vehicle to the ground.
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Page 3935 of 6020

Automatic Transmission – 4L60E – On-vehicle Servicing Page 7C4–22
3.8 Extension Housing Oil Seal, RWD
Replace
1 Raise the vehicle and support in a safe manner, refer to 0A General Information for the location of support points.
2 Remove the rear propeller shaft, refer to 4A Propeller Shaft.
3 Place a suitable size drip tray underneath rear of transmission.
Take care not to scratch the machined seal
recess in the extension housing as
transmission fluid may weep past the outer
diameter of the installed seal.
4 Using the seal remover, Tool No. E308 (1) or equivalent, prise the oil seal (2) from rear of the
extension housing (3) and discard the seal.
5 Thoroughly clean around the seal bore in the extension housing and ensure there are no burrs.
Figure 7C4 – 20
6 Use the seal installer, Tool No. J21426 (1) and a soft faced hammer to tap a new oil seal (2) into place in
the extension housing (3).
7 Install the rear propeller shaft, refer to 4A Propeller Shaft.
8 Lower the vehicle to the ground and check the fluid level, refer to 2.1 Transmission Fluid.
Figure 7C4 – 21
3.9 Extension Housing and Rear Bush, RWD
Remove
1 Raise the vehicle and support in a safe manner, refer to 0A General Information for the location of support points.
2 As required, remove the following components:
a Rear propeller shaft, refer to 4A Propeller Shaft.
b Transmission support and mount assembly, refer to 3.7 Transmission Support and Mount.
c Vehicle speed sensor, refer to 3.5 Vehicle Speed Sensor.
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Page 3936 of 6020

Automatic Transmission – 4L60E – On-vehicle Servicing Page 7C4–23
3 Remove the bolt (1), six places, attaching the
extension housing (2) to the transmission case.
4 Remove the extension housing and seal (3) from the rear of the transmission case, discard the seal.
Figure 7C4 – 22
Take care not to scratch the machined seal
recess in the extension housing as
transmission fluid may weep past the outer
diameter of the installed seal.
5 If the extension housing rear bush is to be replaced, remove the oil seal (1) from the extension housing (2),
using a suitable removing tool such as Tool No. E308
and discard the seal.
Figure 7C4 – 23
NOTE
Before removal, take note of the orientation of
the split in the bush to assist in the replacement
process.
6 If required, using the bush remover, Tool No. J23062-14 (1) and driver handle, Tool
No. J8092 (2), press the bush (3) out of the extension
housing (4) and discard.
Figure 7C4 – 24
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ISUZU KB P190 2007