HomeStandard Ignition PSW31 Power Seat Switch
Part #: PSW31

Standard Ignition PSW31 Power Seat Switch

7 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Kia, Optima
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Overview of Standard Ignition Power Seat Switch PSW31

The Standard Ignition PSW31 power seat switch is designed specifically for Kia Optima models, providing reliable control over your vehicle's power seat adjustments. Featuring a durable black plastic finish and precise terminal configuration, this switch ensures consistent performance and compatibility.

  • Color/Finish: Black plastic housing for durability
  • Connector Gender: Female connector for secure wiring
  • Terminal Gender: Male blade terminals
  • Terminal Quantity: 17 terminals for comprehensive connectivity
  • Terminal Type: Blade terminals designed for reliable electrical contact

Detailed Product Description

The PSW31 power seat switch from Standard Ignition is engineered to meet the specific electrical and mechanical requirements of Kia Optima vehicles. Its black plastic finish offers resistance to wear and environmental factors, while the female connector and 17 male blade terminals provide a stable and secure connection to the vehicle’s wiring harness. This switch is built to integrate seamlessly with the existing seat control system, ensuring smooth operation of seat positioning functions.

Common Applications and Issues Addressed

  • Restores power seat control functionality in Kia Optima models
  • Replaces faulty or worn-out seat switches causing intermittent seat movement
  • Solves electrical connection issues related to damaged terminals or connectors
  • Addresses problems with unresponsive or stuck seat adjustment controls
  • Improves driver and passenger comfort by enabling precise seat positioning

Installation Notes and Tips

  • Ensure vehicle ignition is off before beginning installation to prevent electrical shorts
  • Disconnect the battery to avoid accidental power surges during replacement
  • Carefully disconnect the female connector from the old switch and verify terminal alignment
  • Confirm that all 17 blade terminals are properly seated to maintain full functionality
  • Test seat adjustment controls after installation to verify correct operation

Quality Assurance and Warranty Information

Standard Ignition manufactures the PSW31 power seat switch to meet OEM specifications for fit and function in Kia Optima vehicles. The part undergoes rigorous quality control to ensure durability and reliable performance. While specific warranty details may vary, Standard Ignition typically offers coverage against manufacturing defects to provide confidence in the product’s longevity.

BrandStandard Ignition
Part NumberPSW31
ColorBlack
Connector GenderFemale
FinishPlastic
Terminal GenderMale
Terminal TypeBlade Terminals

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006KiaOptimaN/Aw/ Cloth Interior; Front Left
2005KiaOptima2.4LL4N/APower seat switch, front left position
2005KiaOptima2.7LV6N/APower seat switch, front left position
2004KiaOptima2.4LL4N/APower seat switch, front left position
2004KiaOptima2.7LV6N/APower seat switch, front left position
2003KiaOptima2.7LV6N/APower seat switch, front left position
2003KiaOptima2.4LL4N/APower seat switch, front left position

* 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:

1S939553-439308852134211PA1327STW31SW6851

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