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Make sure this part fits

Kia 427003B100 Inhibitor Switch

2009-2016 Kia

Customer Questions & Expert Answers (3)
427003B100 Kia Inhibitor Switch Product Photo 1 of 4
427003B100 Kia Inhibitor Switch Product Photo 1 of 4
427003B100 Kia Inhibitor Switch Product Photo 2 of 4
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427003B100 Kia Inhibitor Switch Illustration 1 of 1
  • Part Description
    Switch-Inhibitor
  • Part Code
    45956B
  • Replaced By
    4270026700
  • Manufacturer
    Kia
Make sure this part fits
$48.39 MSRP: $66.10
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A

  • 427003B100 Inhibitor Switch is Part Code 45956B in the diagram below

    2014 Kia Sportage Inhibitor Switch Diagram for 427003B100
    The diagram listed above is for your reference. View diagram for your vehicle

    Related Parts

  • Product Specifications

    BrandGenuine Kia
    Part Code45956B
    Manufacturer Part Number427003B100
    Part DescriptionSwitch-Inhibitor
    Item Dimensions7.4 x 6.3 x 5.2 inches
    Item Weight1.20 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerKia
    SKU427003B100
    WarrantyThis genuine Kia part is guaranteed by Kia's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65

  • Vehicle Fitment

    Year Make Model Trim & Engine Important vehicle option details
    2013-2016 Kia Cadenza3.3L - Lambda 2Sedan - 4Door 5P
    2014-2016 Kia Forte2.0L - NUCoupe - 2Door 5P, Sedan - 4Door 5P, Sedan - 5Door 5P
    2014-2016 Kia Forte Koup2.0L - NUCoupe - 2Door 5P, Sedan - 4Door 5P, Sedan - 5Door 5P
    2014-2015 Kia Optima2.0L - Theta 2, 2.4L - Theta 2Sedan - 4Door 5P
    2009-2014 Kia Sorento2.4L - Theta 2, 3.3L - Lambda 2, 3.5L - Lambda 2Wagon - 5Door 5P, Wagon - 5Door 7P
    2012-2013 Kia Soul2.0L - NUWagon - 5Door 5P
    2010-2015 Kia Sportage2.0L - Theta 2, 2.4L - Theta 2Wagon - 5Door 5P

  • Customer Questions & Expert Answers

    Q:
    I want to confirm that this is the proper part for this VIN number before I order.
    A:
    You can Select Your Vehicle to check if 427003B100 fits your vehicle.
    Posted and answered by Kia Parts Specialist Paul
    Q:
    How do you secure the lever on the manual valve shaft for the 2012 Kia Sorento in relation to the Neutral Safety Switch? Posted by Heberto B.
    A:
    Install the lever on the manual valve shaft, secure it with the nut, and turn the lever through the gears until it stops at Park, then turn it two clicks to reach the Neutral position. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Kia Parts Specialist Philip / Apr 09, 2026
    Q:
    Where is the Back Up Light Switch located for the 2009 Kia Sportage? Posted by Gaitan M.
    A:
    The back-up light switch is located on the front side of the transaxle, near the bottom of the transaxlecase. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by Kia Parts Specialist Paul / Mar 17, 2026

Genuine Kia Part 427003B100, the Right Choice

For assured reliability, buy Kia part # 427003B100 Inhibitor Switch. Also known as Automatic Transmission Shift Position Sensor Switch, Back Up Light Switch, Neutral Safety Switch. They are produced at the official Kia factory to ensure durability and precise fit. These components undergo rigorous quality control tests to remove any defects. This will fit 2014-2015 Optima, 2010-2015 Sportage, 2009-2014 Sorento, 2012-2013 Soul.

KiaPartsNow.com is a major distributor of genuine Kia parts and accessories including 427003B100 Inhibitor Switch. Our site supplies OEM parts you can trust. We stock a wide range of genuine OEM parts available at reasonable prices. Besides, we have simple returns and swift delivery to ensure a seamless shopping experience.

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