HomeElectrical, Lighting and Body > SwitchesStandard Ignition PSW59 Seat Lumbar Switch
Part #: PSW59

Standard Ignition PSW59 Seat Lumbar Switch

⚙️ 23 vehicles fit this part
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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: Toyota, Sienna, Prius V, Corolla, Prius, and Camry
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🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Standard Ignition PSW59 Seat Lumbar Switch

The Standard Ignition PSW59 seat lumbar switch is designed for precise control of lumbar support in select Toyota vehicles. This switch features a durable plastic finish in black and gray, ensuring it blends seamlessly with your vehicle's interior while providing reliable functionality.

  • Compatible with Toyota Camry, Corolla, Prius, Prius V, and Sienna models
  • Durable plastic construction with black and gray finish
  • Female connector and male terminals for secure electrical connections
  • Equipped with 5 blade terminals and 5 terminal quantity for proper fitment
  • Part number PSW59 for easy identification and replacement

Detailed Product Description

The PSW59 seat lumbar switch from Standard Ignition is engineered to meet the electrical and ergonomic needs of Toyota vehicles including the Camry, Corolla, Prius, Prius V, and Sienna. Its plastic finish in black and gray offers a clean, factory-style appearance. The switch includes a female connector and five male blade terminals, designed to ensure a secure and stable connection within the vehicle’s electrical system. With five blade terminals, this switch supports multiple electrical pathways necessary for lumbar adjustment functions.

Common Applications and Issues Addressed

  • Restores lumbar support control in Toyota Camry, Corolla, Prius, Prius V, and Sienna
  • Replaces faulty or unresponsive seat lumbar switches
  • Fixes intermittent or non-functioning lumbar adjustment problems
  • Resolves electrical connection issues related to worn or damaged terminals
  • Improves driver and passenger comfort by restoring lumbar support functionality

Installation Notes and Tips

  • Ensure vehicle ignition is off before installation to prevent electrical shorts
  • Disconnect the battery to avoid accidental power surges
  • Verify connector gender and terminal type match the vehicle’s wiring harness
  • Carefully remove the old switch to avoid damage to surrounding trim or wiring
  • Test the switch operation before reassembling the seat panel

Quality Assurance and Warranty

Standard Ignition manufactures the PSW59 seat lumbar switch to meet OEM specifications for fit, form, and function. The switch undergoes rigorous quality control to ensure reliable performance in Toyota vehicles. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship to provide confidence in your replacement part.

BrandStandard Ignition
Part NumberPSW59
ColorBlack, Gray
Connector GenderFemale
FinishPlastic
Terminal GenderMale
Terminal Type5 Blade Terminals

This part fits 23 vehicles. Search below:

YearMakeModelPositionNotes
2018ToyotaSiennaN/ABeige Trunk Lid Release Switch
2017ToyotaSiennaN/ABeige Trunk Lid Release Switch
2016ToyotaSiennaN/ABeige Trunk Lid Release Switch
2015ToyotaPrius VN/ABeige Trunk Lid Release Switch
2015ToyotaSiennaN/ABeige Trunk Lid Release Switch
2014ToyotaPrius VN/ABeige Trunk Lid Release Switch
2014ToyotaSiennaN/ABeige Trunk Lid Release Switch
2013ToyotaCorollaN/A
2013ToyotaPrius VN/ABeige Trunk Lid Release Switch
2013ToyotaSiennaN/ABeige Trunk Lid Release Switch
2012ToyotaCorollaN/A
2012ToyotaPriusN/ABeige Trunk Lid Release Switch
2012ToyotaPrius VN/ABeige Trunk Lid Release Switch
2011ToyotaCamryN/ABeige Trunk Lid Release Switch
2011ToyotaCorollaN/A
2011ToyotaPriusN/ABeige Trunk Lid Release Switch
2010ToyotaCamryN/ABeige Trunk Lid Release Switch
2010ToyotaCorollaN/A
2010ToyotaPriusN/ABeige Trunk Lid Release Switch
2009ToyotaCamryN/ABeige Trunk Lid Release Switch
2009ToyotaCorollaN/A
2008ToyotaCamryN/ABeige Trunk Lid Release Switch
2007ToyotaCamryN/ABeige Trunk Lid Release Switch

* 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:

1S987553-43961849200E010E1PA2436STW59SW7280

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