Kia Rio: Removal - Brake Booster - Brake System - Kia Rio UB 2012-2026 Service ManualKia Rio: Removal

1.
Turn ignition switch OFF, and disconnect the negative (-) battery cable.
2.
Remove the battery and ECM.
(Refer to Engine Electrical group - "Battery")
3.
Remove the master cylinder.
(Refer to Master cylinder.)
4.
Disconnect the vacuum hose (A) from the brake booster.


5.
Remove the snap pin (A) and clevis pin (B).


6.
Remove the brake booster mounting nuts (A).

Tightening torque:
16.7 ~ 25.5 N.m (1.7 ~ 2.6 kgf.m, 12.3 ~ 18.8 lb-ft)


7.
Disconnect the brake tubes (A) from the HECU by unlocking the nuts counterclockwise with a spanner.

Tightening torque:
ABS: 12.7 ~ 16.7 N.m (1.3 ~ 1.7 kgf.m, 9.4 ~ 12.3 lb-ft)
ESP: 18.6 ~ 22.6 N.m (1.9 ~ 2.3 kgf.m, 13.7 ~ 16.6 lb-ft)


8.
Loosen the brake tube bracket mounting nuts (B).


9.
Pivot the brake tubes (A) down out of the way.


10.
Remove the brake booster (B).
Brake Booster Operating Test
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 ...

Inspection
1. Inspect the check valve in the vacuum hose.    Do not remove the check va ...

See also:

Measuring Body Dimensions
1. Basically, all measurements in this manual are taken with a tracking gauge. 2. When a measuring tape is used, check to be sure there is ...

Underdrive Brake Control Solenoid Valve(UD/B_VFS) Description
Underdrive brake control solenoid valve(UD/B_VFS) is attached to the valve body. This variable force solenoid valve directly controls the hydraulic pressure inside the underdrive brake. ...

Specification
Item Specification Capacitance (pF) 950 ~ 1,350 Resistance (MΩ) 4.87 ...

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