2004 Scion xB AutomaticFACTORY OEM SERVICE PROCEDURE

Problem Symptoms Table

PROBLEM SYMPTOMS

Symptom Suspected Area Go To
No power window operates
  1. GAUGE fuse
  2. PWR relay
  3. Ignition switch
  4. Wire harness
-
INSPECTIONΒ 
IGNITION SWITCH OR STARTER SWITCH ASSY
-
AUTO DOWN function does not operate
  1. Power window regulator master switch assy
  2. Power window regulator motor assy
INSPECTIONΒ 
INSPECTIONΒ 
Only one power window does not operate
  1. Power window regulator master switch assy
  2. Power window regulator switch assy
  3. Power window regulator motor assy
  4. Wire harness
INSPECTIONΒ 
INSPECTIONΒ 
INSPECTIONΒ 
-
Window lock system does not operate
  1. Power window regulator master switch assy
INSPECTIONΒ 
Factory Service Tools

Use the Manual With the Right Hardware

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

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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.

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