Isuzu N-Series. Service manual — part 859
MANUAL TRANSMISSION 7B-97
Special Tools
Illustration
Tool Number /
Description / Remarks
5-8840-2245-0 / Control
Box Oil Seal Installer
5884022450
7B-98 MANUAL TRANSMISSION
Transfer System (MYY Rigid Type)
Function and Operation
Legend
1. Low / high shift arm
13. Drain plug
2. Low / high shift rod
14. Driver coupling; Front output
3. Transfer rear case
15. Front output drive gear
4. Sleeve; Low / high
16. Sleeve; 2WD / 4WD
5. Transfer low gear
17. 2WD / 4WD shift arm
6. Shim; Counter shaft bearing
18. Rear output shaft
7. Shim; Rear output shaft bearing
19. Idle gear shaft
8. Speedometer drive gear
20. Input shaft
9. Driver coupling; Rear output
21. Transfer high gear
10. 2WD / 4WD sensor switch
22. Current plate
11. 2WD / 4WD shift rod
23. Transfer front case
12. Front output shaft
24. Low / high sensor switch
N7A0441E
MANUAL TRANSMISSION 7B-99
Specifications
Transfer Assembly (MYY Rigid Type)
Removal
Preparation
• Jack up the vehicle, and support with a rigid rack.
• Remove the drain plug, and drain the oil.
1. Remove the propeller shaft guard.
2. Remove the transfer side of the rear propeller
shaft.
• Before removing the propeller shaft, put align-
ment marks on the transfer flange and the pro-
peller shaft flange yoke.
• The removed propeller shaft must be put aside
not to interfere with the operation, and fix se-
curely with wire.
3. Disconnect the parking brake cable.
• Remove the cable bracket (1) and slide the
cover (2) in the direction indicated by an arrow.
• Loosen the lock nut, and remove the front cable
and the rear cable.
• Remove the cable clip of the rear cable.
4. Remove the front propeller shaft.
• Before removing the propeller shaft, put align-
ment marks on the transfer flange and the pro-
peller shaft flange yoke.
5. Remove the low / high shift cable installation brack-
et.
6. Remove the vehicle speed sensor connector.
7. Remove the 2WD / 4WD change warning lamp
switch connector.
8. Remove the 2 parts of the vacuum hose.
9. Remove the harness and nut on the transfer side.
10. Remove the transfer assembly from the transmis-
sion.
• Set securely the transmission jack to the trans-
fer assembly.
• Remove 11 bolts and 2 nuts for transfer instal-
lation.
• Remove the transfer assembly by operating the
transmission jack.
Installation
Install in the reverse order of removal, observing the fol-
lowing items.
• Apply liquid packing (ThreeBond 1215) on the
transfer mating surface of the transmission case.
Type
2nd, helical gear type
Gear Ratio
High Range
1.000 (28/38
× 38/28)
Low Range
1.842 (38/28
× 38/28)
Specified Oil
Besco Gear Oil Transaxle (5W-30)
Oil Capacity
L (US qt/lmp qt)
1.8 (1.9 / 1.6)
Legend
1. Filler plug
2. Drain plug
N7A0442E
N7A0443E
7B-100 MANUAL TRANSMISSION
• Liquid packing (ThreeBond 1215) must be applied
continuously with a diameter of 2 mm (0.079 in).
• Align the transfer assembly with the stud bolts indi-
cated by arrows, and install it to the transmission.
• Transfer assembly to transmission assembly fixing
torque
Tighten:
Transfer assembly to transmission assembly to 46 N
⋅m
(4.7 kg
⋅m / 34 lb⋅ft)
• Inject gear oil into the transfer assembly.
Product Name: Besco Gear Oil Transaxle (5W-30)
Capacity: 1.8L (1.9 US qt / 1.6 Imp qt)
• Fixing torque of the oil filler and drain plug
Tighten:
Oil filler and drain plug to 39 N
⋅m (4.0 kg⋅m / 29 lb⋅ft)
N7A0444E
Legend
1. Filler plug
2. Drain plug
N7A0442E
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