LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Acura >> 2025 >> MDX Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Body Electrical System - Service Information >> Service Information >> Dashlights Brightness Control Switch Test >> Test
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Dashlights Brightness Control Switch Test: Test

How to use this service information .

NOTICE: 

When working with a vehicle equipped with the electronic air suspension, be sure to set it to the leveling off mode to prevent unexpected operation. Refer to the Electronic Air Suspension System Service Precautions - Refer to: Electronic Air Suspension System Connector Fitting Precautions or Electronic Air Suspension System Service Precautions for the procedure.

NOTE:
  • The dashlights brightness control switch is built into the multi visor switch.
  • The switch location of the dashlights brightness control switch is different depending on the model.
  1. Dashlights Brightness Control Switch - Test

    Preconditions 

    Figure 1 

    GHH520239Courtesy of HONDA, U.S.A., INC.

    Figure 2 

    GHH520240Courtesy of HONDA, U.S.A., INC.

    Procedure/Specifications 

    • Check the switch according to the table. (Figure 1 and 2)

      NOTICE: 

      • When an LED is located between terminals, check if the LED illuminates by connecting power and ground to the LED.
      • Note this important operating characteristic; diode bias causes a diode to fully conduct electricity in one direction (forward), while not at all in the opposite direction (reverse).
      NOTE:

      The switch location of the dashlights brightness control switch is different depending on the model. (Figure 1)

    Result