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HOMESERVICE MANUALSACURA2015RLXREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALFUEL SYSTEMENGINE CONTROL SYSTEM / ENGINE MECHANICAL - SERVICE INFORMATION (EXCEPT HYBRID)REMOVAL AND INSTALLATIONWATER PASSAGE REMOVAL AND INSTALLATION (2014 2015 2016 2017)REMOVAL
2015 Acura RLX

Water Passage Removal And Installation (2014 2015 2016 2017): Removal

2015 Acura RLXSECTION Removal
  1. Engine Coolant - Drain

    Drain the engine coolant .

  2. Intake Manifold - Remove

    Remove the intake manifold .

  3. Intake Manifold Base - Remove

    Remove the intake manifold base .

  4. Thermostat - Remove

    Remove the thermostat .

  5. EGR Pipe - Remove

    Remove the EGR pipe .

  6. EGR Valve - Remove

    Remove the EGR valve .

  7. ECT Sensor 1 Connector - Disconnect

    Disconnect the ECT sensor 1 connector .

  8. Upper Radiator Hose, Heater Hose, and Water Bypass Hose - Disconnect
    GHH346205Courtesy of HONDA, U.S.A., INC.

    Disconnect the upper radiator hose (A), the heater hoses (B), and the water bypass hose(s) (C).

  9. Water Passage - Remove

    Remove the water passage and related parts.

    GHH346206Courtesy of HONDA, U.S.A., INC.
RENDER: 1.0x

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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.