Kia Optima: Removal
Brake Booster
| 1. |
Turn ignition switch OFF and
disconnect the negative (-) battery cable. |
| 2. |
Remove the air duct (B) and air
cleaner assembly (A).
|
| 3. |
Disconnect the vacuum hose (A)
from the brake booster.
|
| 4. |
Remove the master cylinder. (Refer
to Master Cylinder) |
| 5. |
Remove the snap pin (A) and clevis
pin (B).
|
| 6. |
Remove the mounting nuts.
Tightening torque:12.7
~ 15.7 N.m (1.3 ~ 1.6 kgf.m, 9.4 ~ 11.6 lb-ft)
|
|
| 7. |
Remove the brake tube.
|
| 8. |
Remove the brake booster.
|
Vacuum Pump
| 1. |
Turn ignition switch OFF. |
| 2. |
Remove the under covers (A, B).
Tightening torque:9.8 ~
11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)
|
|
When removing the under cover (B), unfasten the mounting bracket
bolts and then remove the under cover and mounting bracket assembly.
|
|
| 3. |
Disconnect the vacuum pump connector
(A).
|
| 4. |
Disconnect the vacuum hose (A).
|
| 5. |
Loosen the vacuum pump bracket
bolts (A), and then remove vacuum pump and bracket.
Tightening torque:19.6
~ 29.4 N.m (2.0 ~ 3.0 kgf.m, 14.5 ~ 21.7 lb-ft)
|
|
| 6. |
Remove the 2 bolts, and then
remove the bracket from vacuum pump. |
For simple checking of the brake booster operation, carry out the following tests.
1.
Run the engine for one or two
minutes, and then stop it. If the pedal depresses fully the first time ...
Brake Booster
1.
Inspect the check valve in the
vacuum hose, intensifier and the connecting section.
...
See also:
Explanation of scheduled maintenance items
Engine oil and filter
The engine oil and filter should be
changed at the intervals specified in the
maintenance schedule. If the car is being
driven in severe conditions, more frequent
oil an ...
Inflation Pressures
All tire pressures (including the spare) should be checked monthly when the tires
are cold. “Cold Tires” means the vehicle has not been driven for at least three
hours or driven less than one mile ...
Inspection
1.
Check the signal waveform of the CMPS and CKPS using
the GDS.
Specification:
Refer to “Wave Form”
...
Brake Booster Operating Test
Inspection