2017 Hyundai Azera BaseFACTORY OEM SERVICE PROCEDURE

Repair Procedures: Removal

  1. Turn the ignition switch OFF.
  2. Remove the air duct (B) and air cleaner assembly (A).
    Fig 1: Locating Air Cleaner Assembly And Air Duct
    G12091171
  3. Remove the connector and then arrange the wiring harness (A).
    Fig 2: Locating Wiring Harness
    G12091172
  4. Remove the brake fluid from the master cylinder reservoir with a syringe.
    CAUTION:
    • Be sure to completely remove foreign substances from around brake fluid reservoir and cap before opening the reservoir cap. If not, it may cause contamination of brake fluid and deterioration in braking performance.
    • Do not spill brake fluid on the vehicle, it may damage the paint; if brake fluid does contact the paint, wash it off immediately with water.
  5. Loosen the flare nuts and then remove the brake tube (A).

    Tightening torque: 

    18.6 ~ 22.6 N.m (1.9 ~ 2.3 kgf.m, 13.7 ~ 11.6 lb-ft)

    Fig 3: Locating Brake Tube
    G12091173
  6. Pull up the lock of the HECU connector (A) and then disconnect the connector.
    Fig 4: Locating HECU Connector
    G12091174
  7. Disconnect the brake tubes from the HECU by unlocking the nuts counterclockwise with a spanner.

    Tightening torque: 

    11.7 ~ 15.7 N.m (1.2 ~ 1.6 kgf.m, 8.7 ~ 11.6 lb-ft)

    Fig 5: HECU Brake Tubes
    G12091175
  8. Loosen the HECU bracket bolts (A) and then remove HECU and bracket.

    Tightening torque: 

    19.6 ~ 29.4 N.m (2.0 ~ 3.0 kgf.m, 14.5 ~ 21.7 lb-ft)

    Fig 6: Locating HECU Bracket Bolts
    G12091176
Factory Service Tools

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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.

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