Interior Light Switch Test/Replacement

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.

Carefully pull down the roof console (A).

Fig 1: Identifying Roof Console
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Disconnect the 20P connector (B) from the roof console.
Check for continuity between the terminals in each interior light switch position according to Fig 2.
NOTE:
- Before testing, check the front individual map light bulb(s).
- When check for continuity across the diode, use the diode setting on the digital volt/ohm meter to check the diode bias.
  
  Fig 2: Checking For Continuity Between Terminals In Each Switch Position
  Courtesy of AMERICAN HONDA MOTOR CO., INC.
If the continuity is not as specified, replace the roof console as an assembly.