YH4
GRAND
VITARA
7E-12 DIFFERENTIAL (FRONT)
1. Pump assembly
Air Pump Assembly
Removal / Installation
1) Disconnect air hoses and coupler from air pump assembly.
2) Remove pump assembly by removing bolts.
3) Reverse removal procedure for installation.
Tightening Torque
(a): 13 N
.m (1.3 kg-m, 9.5 lb-ft)
Inspection
1) Install special tool, voltmeter and battery to pump assembly as
shown in figure.
2) Tighten adjusting screw of special tool as far as it stops and
close its air check side opening by using fuel hose as blind plug.
Special Tool
(A): 09918-18110
3) Check that motor starts to run (a sound can be heard) when bat-
tery is connected and it stops when specified pressure is ob-
tained.
Check also for air leakage.
Specified pressure: 30.0 ± 45.0 kPa
(0.30 ± 0.45 kg / cm
2, 4.25 ± 6.40 psi)
4) Check that value indicated on voltmeter is within specification
shown below.
When motor is running: 0 ± 1 V
When motor has stopped running: 10 ± 14 V
CAUTION:
Do not run motor more than 10 seconds continuously to
prevent motor breakage.
YH4
GRAND
VITARA
DIFFERENTIAL (FRONT) 7E-13
1. Mounting bracket bolt
2. Mounting bracket R
3. Differential housing
4. Mounting front bolt
1. Differential housing
2. Mounting front bolt3. Mounting bracket L
4. Mounting bracket bolt
1. Mounting bracket
1. Mounting bracket L
2. Bush3. Mounting bracket R
A: Slit alignment 45 4
2
3
1
2
REMOVAL AND INSTALLATION
Differential Mountings
1) Lift up vehicle and turn steering wheel all way to the right.
2) Separate mounting bracket R from differential housing by re-
moving bolts from its lower part.
3) Remove mounting bracket R by removing mounting front bolt
from its upper part.
4) Remove mounting bracket L by removing upper and lower fas-
tening bolts.
5) Check conditions of each bush. If it is damaged or deteriorated,
drive it out with special tools and press for replacement.
Special Tool
(A): 09951-26010
(B): 09951-16080
6) Position slit in each bush as shown when press-fitting it.
