Kia Rio: Removal - Brake Booster - Brake System - Kia Rio UB 2012-2021 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:

Door Switch Description
Via the seat belt/Door switch, the ISG function can detect that the driver has fastened the seat belt/door. If the driver has not fastened the seat belt/door, the ISG function reacts as follo ...

If you have a flat tire (Tire mobility kit, if equipped)
For safe operation, carefully read and follow the instructions in this manual before use. (1) Compressor (2) Sealant bottle The Tire Mobility Kit is a temporary fix to the tire and the tire sho ...

Inspection
Sprockets, Hydraulic Tensioner, Chain Guide, Tensioner Arm 1. Check the CVVT sprocket, crankshaft sprocket teeth for abnormal wear, cracks or damage. Repla ...

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