Acura_MDX_2001-2006

Turn Signal (Combination) Switch

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Removal & Installation



2001-02 Models
  1. Remove the driver's dashboard lower cover, as follows:
    WARNING
    When prying with a flat-tip screwdriver, wrap it with protective tape, and apply protective tape around the related parts, to prevent damage. Take care not to scratch the dashboard and related parts.

    1. Remove the screw.
    2.  
    3. Gently pull down on the lower cover to release the clips.
    4.  
    5. Disconnect the cruise control main switch connector, moonroof switch connector, fog light switch connector, air hose, and in-car temperature sensor connector, then remove the cover.
    6.  

  2.  
  3. Remove the steering column covers, as follows:
    1. Record the radio station presets, and disconnect the battery negative cable.
    2.  
    3. Remove the driver's airbag assembly.
    4.  
    5. Remove the steering wheel as outlined in this section.
    6.  
    7. Remove the column covers.
    8.  

  4.  
  5. Disconnect the 14P connector (A) from the combination light switch (B).
  6.  
  7. Remove the two screws, then pull out the combination light switch.

    Click image to see an enlarged view

    Fig. Disconnect the 14P connector (A) from the combination light switch (B)

  8.  
  9. Inspect the connector terminals to be sure they are all making good contact.
  10.  
  11. If the terminals are bent, loose or corroded, repair them as necessary, and recheck the system.
  12.  
  13. If the terminals look OK, check for continuity between the terminals in each switch position according to the tables. If the continuity is not as specified in the table, replace the switch.

    Click image to see an enlarged view

    Fig. If the terminals look OK, check for continuity between the terminals in each switch position. If the continuity is not within specifications, replace the switch

  14.  

To install:

  1. Installation is the reverse of the removal procedure
  2.  
  3. Install the dashboard lower cover in the reverse order of removal, and make sure each connector is plugged in properly, and the air hose is connected properly.\
  4.  

2003-06 Models
  1. Remove the driver's dashboard lower cover, as follows:
    WARNING
    Be careful not to scratch the dashboard and related parts.

    1. Remove the driver's dashboard undercover by turning the lock knob (B) 90 °.
    2.  
    3. Gently pull down the rear edge to detach the clip and to release the pin (C).
    4.  
    5. Pull the cover away to release it from the clip (D), and to release the pin (E) from the holder (F).
    6.  
    7. On 2004-06 models, disconnect the footwell light connector (G) and ambient light connector (H).

      Click image to see an enlarged view

      Fig. Driver-s dashboard lower cover and related components

    8.  

  2.  
  3. Remove the steering column covers, as follows:
    1. Record the radio station presets, and disconnect the battery negative cable.
    2.  
    3. Remove the driver's airbag assembly.
    4.  
    5. Remove the steering wheel as outlined in this section.
    6.  

  4.  
  5. Disconnect the 14P connector (A) from the combination light switch (B).

    Click image to see an enlarged view

    Fig. Disconnect the 14P connector (A) from the combination light switch (B)

  6.  
  7. Remove the two screws, then pull out the combination light switch.
  8.  
  9. Inspect the connector terminals to be sure they are all making good contact.
  10.  
  11. If the terminals are bent, loose or corroded, repair them as necessary, and recheck the system.
  12.  
  13. If the terminals look OK, check for continuity between the terminals in each switch position according to the tables.
  14.  
  15. If the continuity is not as specified in the table, replace the switch.

    Click image to see an enlarged view

    Fig. If the terminals look OK, check for continuity between the terminals in each switch position. If the continuity is not within specifications, replace the switch

  16.  

To install:

  1. Installation is the reverse of the removal procedure.
  2.  
  3. Install the dashboard lower cover in the reverse order of removal, and note these items:
    1. Release the clip if it's damaged.
    2.  
    3. Push the clip portion into place securely.
    4.  

  4.  

 
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