Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSKIA2017RIO EX, 4D HATCHBACKREPAIR AND DIAGNOSIS (SINGLE PAGE)BRAKESTRACTION CONTROLELECTRONIC STABILITY CONTROL (ESC) SYSTEMESC CONTROL MODULEREPAIR PROCEDURESREMOVAL

2017 Kia Rio EX, 4D Hatchback

Repair Procedures: Removal

2017 Kia Rio EX, 4D HatchbackSECTION Removal

Turn ignition switch OFF.
Pull up the lock of the HECU connector (A), and then disconnect the connector.

Fig 1: Locating HECU Connector
Courtesy of KIA MOTORS AMERICA, INC.
Disconnect the brake tubes from the HECU by unlocking the nuts counterclockwise with a spanner.
Tightening Torque:

A: 12.7 ~ 16.7 N.m (1.3 ~ 1.7 kgf.m, 9.4 ~ 12.3 lb-ft)

B: 18.6 ~ 22.6 N.m (1.9 ~ 2.3 kgf.m, 13.7 ~ 16.6 lb-ft)

Fig 2: Locating Brake Tubes Nuts
Courtesy of KIA MOTORS AMERICA, INC.
Loosen the HECU bracket nuts (A), then remove HECU and bracket.
Tightening Torque:

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

Fig 3: Locating HECU Bracket Nuts
Courtesy of KIA MOTORS AMERICA, INC.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.