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Radiator and Fan Replacement

WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
  • Use fender covers to avoid damaging painted surfaces.
  • To avoid damaging the wire and terminals, unplug the wiring connectors carefully while holding the connector portion.
  • Mark all wiring and hoses to avoid misconnection. Also, be sure that they do not contact any other wiring or hoses, or interfere with any other parts.
  1. Do the battery removal procedure (see RECONNECTION ).
  2. Remove the battery base (see step 11 under ENGINE REMOVAL ).
  3. Remove the air cleaner (see AIR CLEANER REMOVAL/INSTALLATION ).
  4. Remove the front grille cover, then remove the front grille (see FRONT BULKHEAD COVER REPLACEMENT ).
  5. Disconnect the fan motor connectors (A), the harness clamp (B), the ECT sensor 2 subharness connector (C) and the coolant reservoir hose (D).
    Fig 1: Identifying Fan Motor Connectors, Harness Clamp, ECT Sensor Subharness Connector And Coolant Reservoir Hose
    G08052394Courtesy of AMERICAN HONDA MOTOR CO., INC.
  6. Drain the engine coolant (see COOLANT CHECK  ).
  7. Disconnect the upper radiator hose.
    Fig 2: Disconnecting Upper Radiator Hose
    G08052395Courtesy of AMERICAN HONDA MOTOR CO., INC.
  8. Unclamp the hose clamps (A) and disconnect the ATF cooler hoses (B), then plug the cooler hoses and the lines.
    Fig 3: Hose Clamps, ATF Cooler Hoses, ATF Cooler Pipe Mount Bolts And ATF Cooler Pipe With Torque Specifications
    G08052396Courtesy of AMERICAN HONDA MOTOR CO., INC.
  9. Remove the ATF cooler pipe mount bolts (C), then remove the ATF cooler pipe (D).
  10. Disconnect the lower radiator hose (A) and the ECT sensor 2 connector (B), then loosen the two bolts (C).
    Fig 4: Lower Radiator Hose, ECT Sensor Connector And Bolts With Torque Specifications
    G08052397Courtesy of AMERICAN HONDA MOTOR CO., INC.
  11. With ACC system: Remove the millimeter wave radar (see ADAPTIVE CRUISE CONTROL (ACC) ACTIVATION INDICATOR (GREEN) DOES NOT GO OFF ).
  12. Disconnect the hood latch switch connector (A), and hood opener cable clamps (B), then remove the hood latch (C).

    Without ACC 

    Fig 5: Hood Latch Switch Replacement Components With Torque Specifications (Without ACC)
    G08052398Courtesy of AMERICAN HONDA MOTOR CO., INC.

    With ACC 

    Fig 6: Hood Latch Switch Replacement Components With Torque Specifications (With ACC)
    G08052399Courtesy of AMERICAN HONDA MOTOR CO., INC.
  13. Remove the bracket (D), and radiator and A/C condenser mount upper bracket/cushion (E), then remove the fan shroud mount bolts (F).
  14. Move the fan shroud assemblies toward the engine, then pull up the radiator assembly (A).
    Fig 7: Identifying Radiator Assembly
    G08052400Courtesy of AMERICAN HONDA MOTOR CO., INC.
  15. Remove the fan shroud assemblies.
  16. Install the radiator and fan shroud assemblies in the reverse order of removal.
  17. Install the bulkhead bracket in the reverse order of removal. Apply body paint to the bracket mounting bolts.
  18. Set the upper and lower cushions securely.
  19. Fill the transmission with ATF (see ATF REPLACEMENT ).
  20. Do the battery installation procedure (see RECONNECTION ).
  21. Fill the radiator with engine coolant and bleed the air from the system (see step  9 under Coolant Replacement  ).
  22. Adjust the engine hood latch (see HOOD ADJUSTMENT ).
  23. With ACC system: Aim the millimeter wave radar (see MILLIMETER WAVE RADAR AIMING ).
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