HomeIgnition > SwitchesStandard Ignition US-637 Ignition Switch
Part #: US-637

Standard Ignition US-637 Ignition Switch

⚙️ 7 vehicles fit this part
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Select your vehicle to confirm fitment
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Kia, Sportage and Sephia
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Standard Ignition US-637 Ignition Switch

The Standard Ignition US-637 ignition switch is designed specifically for Kia vehicles, including the Sephia and Sportage models. This bolt-on ignition switch features a durable rectangular connector and multiple terminal configurations to ensure reliable electrical connections in your vehicle's ignition system.

  • Bolt-on attachment method for secure mounting
  • Compatible with Kia Sephia and Sportage models
  • Three rectangular connectors with both female and male genders
  • Five blade-type terminals including male and female genders
  • Column mounting location for direct fit installation

Detailed Product Description

The Standard Ignition US-637 ignition switch is engineered to replace the original ignition switch in Kia Sephia and Sportage vehicles. It mounts directly to the steering column using a bolt-on method, ensuring a stable and precise fit. The switch includes three rectangular connectors with both female and male genders, allowing for proper electrical interfacing with the vehicle's wiring harness. Additionally, it features five blade-type terminals, also with male and female genders, to maintain consistent electrical contact and functionality. This ignition switch is designed to meet the electrical and mechanical specifications required for seamless integration with the vehicle's ignition system.

Common Applications and Issues Addressed

  • Resolves ignition switch failure causing intermittent starting problems
  • Replaces worn or damaged ignition switches affecting electrical connectivity
  • Fixes issues with key turning difficulty or ignition lock cylinder malfunction
  • Restores proper electrical signal flow to starter and accessory circuits
  • Eliminates electrical shorts or open circuits within the ignition switch assembly

Installation Notes and Tips

  • Ensure the vehicle battery is disconnected before installation to prevent electrical shorts
  • Verify the mounting location on the steering column matches the bolt-on design of the US-637
  • Check connector genders and terminal types for compatibility with existing wiring harness
  • Use appropriate tools to securely fasten the ignition switch without over-tightening bolts
  • Test ignition switch operation before reassembling the steering column covers

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The US-637 ignition switch undergoes rigorous quality control to ensure durability and reliable performance in Kia Sephia and Sportage vehicles. This part is backed by Standard Ignition's limited warranty, providing coverage against defects in material and workmanship under normal use.

BrandStandard Ignition
Part NumberUS-637
Attachment MethodBolt On
Connector GenderFemale; Male
Connector ShapeRectangular
Mounting LocationColumn
Terminal GenderMale; Female
Terminal TypeBlade

This part fits 7 vehicles. Search below:

YearMakeModelPositionNotes
1998KiaSportageN/Aw/ Air Bag
1997KiaSephiaN/Aw/ Air Bag
1997KiaSportageN/Aw/ Air Bag
1996KiaSephiaN/Aw/ Air Bag
1996KiaSportageN/Aw/ Air Bag
1995KiaSephiaN/Aw/ Air Bags
1994KiaSephiaN/Aw/ Air Bags

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

0K2036615218-08011S6478201-2592506-001953-2789988922202CS996KS6996LS934

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.