2007 Lexus GS 450hFACTORY OEM SERVICE PROCEDURE

Circuit Protection Devices

CIRCUIT PROTECTION DEVICES LOCATION

Component Location
Center J/B LH Behind right side of dash. See Figure.
Center J/B RH Behind right side of dash. See Figure.
Cowl Side J/B LH Behind left end of dash. See Figure.
Cowl Side J/B RH Behind right end of dash. See Figure.
Engine Room J/B No. 1 Left side of engine compartment. See Figure.
Engine Room R/B No. 1 Left side of engine compartment. See Figure.
Engine Room R/B No. 3 Left rear of engine compartment. See Figure.
Fuse Block Left rear corner of luggage compartment. See Figure.
Fusible Link Block (No. 1) Right front of luggage compartment. See Figure.
Fusible Link Block (No. 2) Left side of luggage compartment. See Figure.
Luggage Room J/B Left side of luggage compartment. See Figure.
Luggage Room R/B No. 6 Center rear of luggage compartment. See Figure.
Overhead J/B In overhead console. See Figure.
Factory Service Tools

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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.