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Rear view mirror symbols

Discussion in 'Gen 4 Prius Main Forum' started by nnolan, May 16, 2017.

  1. nnolan

    nnolan Junior Member

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    2010 Prius
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    IV
    what are I and O symbols on mirror? What do the 2 green lights signify?
     
  2. pakitt

    pakitt Senior Member

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    Picture? User manual?
     
  3. wrprice

    wrprice Active Member

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    Location:
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    Vehicle:
    2016 Prius
    Model:
    Four Touring
    It sounds like you have the automatic dimming mirror with HomeLink. There are three programmable remote control buttons for HL. There are two other buttons marked "I" and "0", which are the internationally recognized symbols for "on" and "off", respectively; these enable or disable the auto-dimming function.
     
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  4. RCO

    RCO Senior Member

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    ... which is pathetically useless in my opinion. A manual dimmer switch would have been better because it seems that the rear spoiler blocks the following headlight from the detector and results in no dimming effect for you as the driver.

    This has been debated at length elsewhere on PC.
     
    'LectroFuel likes this.