2021 Genesis G90 3.3T Premium, AWDFACTORY OEM SERVICE PROCEDURE

Repair Procedures: Removal

  1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
  2. Remove the air cleaner assembly.

    (Refer to Engine Mechanical System - "Removal And Installation ")

  3. Remove the delivery pipe and injector.

    (Refer to "DELIVERY PIPE ")

  4. Disconnect the connector (A), and then remove the CVVT oil temperature sensor (B).
G14233137Courtesy of HYUNDAI MOTOR AMERICA
NOTE:
  • When removing and installing the oil temperature sensor, use a deep socket as shown in the figure below.
    • 3/8" drive deep socket (24 mm) with the wall thin and the length less than 75 mm.
G14233138Courtesy of HYUNDAI MOTOR AMERICA

[Arrangement of tools for removing oil temperature sensor]Β 

G14233139Courtesy of HYUNDAI MOTOR AMERICA
  1. 24 mm deep socket
  2. 1/2" to 3/8" drive socket adapter (only if using 1/2" drive deep socket)
  3. 3/8" universal joint
  4. 3/8" extension bar
  5. Socket wrench

[Installation order for tools]Β 

  1. Insert a 24 mm (0.94 in.) deep socket (A) to the oil temperature sensor.
    G14233140Courtesy of HYUNDAI MOTOR AMERICA
  2. After connecting other tools as arranged in the above image, insert the tools (A) to socket.
G14233141Courtesy of HYUNDAI MOTOR AMERICA
Factory Service Tools

Use the Manual With the Right Hardware

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When to See a Mechanic

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

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

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