Inner Rear View Mirror Assembly: Inspection

REMOVE INNER REAR VIEW MIRROR ASSY
1. Inspect the electro chromic inner mirror operation.
  1. Connect the positive (+) lead from the battery to terminal 1 and negative (-) lead to terminal 2.
  2. Attach black colored tape to the forward sensor to prevent it from sensing.
  3. Light up the mirror with an electric light, and check that the mirror surface changes from "bright" to "dark".
    If the result is not as specified, replace the inner mirror assembly.
    
    Fig 1: Inspecting Rear Inner View Mirror Assy
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002