2008 Lexus IS FFACTORY OEM SERVICE PROCEDURE

Pattern Select Switch Circuit: Wiring Diagram

Fig 1: Pattern Select Switch - Wiring Diagram
G05750803Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002

HINT:

  • *1. Pattern Select Switch (SNOW Switch)

    When the SNOW switch is pushed, the switch contact is made and SNOW mode is selected.

    To cancel SNOW mode, push the SNOW switch once again.

    SNOW mode is automatically cancelled when the engine switch is turned off.

  • *2: Pattern Select Switch (SPORT Switch)

    When the SPORT switch is pushed, the switch contact is made and SPORT mode is selected.

    To cancel SPORT mode, push the SPORT switch once again.

    SPORT mode is automatically cancelled when the engine switch is turned off

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.