MA3 T-Harness

T-Harness for Fiat/Mazda/Scion/Toyota Vehicles 2013+

Model: ADS-THR-MA3


iDataStart T-Harnesses simplify your remote start install by reducing wiring cuts and installation time! The MA3 T-Harness is for select Fiat, Mazda, Scion, and Toyota models 2013 and up.

Find a Dealer

Contact an iDatastart Retailer near you to request pricing and to confirm vehicle compatibility.


  • Works with select Fiat, Mazda, Scion, and Toyota models 2013+
  • 1-Year Warranty
  • Works with CMHCXA0, HC1151A, HC2352AC, HC3452A, HC3452AE, and HCX000A
  • Streamlines installation on Fiat/Mazda/Scion/Toyota vehicles*

* Additional parts and labor may be required.


  • MA3 T-Harness

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