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Home >> Acura >> 2003 >> MDX Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 87 (Headlight Leveling System) >> Headlight Initial Position Learning Procedure >> Learning Procedure
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Learning Procedure

WARNING: This page is about a different car, the 2009 Acura MDX, 2008 Acura MDX, and 2007 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.

Before learning the headlights:

  1. Turn the ignition switch to LOCK (0).
  2. Remove all of the baggage from the vehicle.
  3. Slide the front seats backward fully.
  4. Have the driver (about 165 lb (75 kg)) or someone who weighs the same sit in the driver's seat.
  5. Connect the HDS to the data link connector.
  6. Jump the SCS line with the HDS.
  7. Turn the ignition switch ON (II).
  8. Within 5 seconds, turn the headlights (low beam) or passing switch ON and OFF three times repeatedly, and leave them on.
    • If the headlights aiming moves down (about 2 in. at 10 feet), then returns to the original position, the initial position learning is complete.
    • If the headlights aiming doesn't move, go to step  1 and repeat the procedure.
  9. Turn the ignition switch to LOCK (0), and disconnect the HDS from the data link connector.
  10. Adjust the headlight aim to conform with the applicable requirements.
    Fig 1: Identifying Headlight Aiming Blinking Pattern
    G05487987Courtesy of AMERICAN HONDA MOTOR CO., INC.