2000 Toyota Avalon XLSFACTORY OEM SERVICE PROCEDURE

Control Units

CONTROL UNITS

Component Component Location
ABS Actuator & ECU On left rear of engine compartment. See Figure.
ABS & BA & TRAC & VSC ECU Behind right side of dash. See Figure.
A/C Blower Motor Linear Controller Behind center of dash.
A/C Control Assembly (Automatic A/C) Behind center of dash. See Figure.
Body ECU Behind left side of dash. See Figure.
Center Air Bag Sensor Assembly Below center of dash. See Figure.
Cruise Control ECU Behind left center of dash. See Figure.
Door Control Receiver On right front side of trunk. See Figure.
Driver Door ECU In driver's door. See Figure.
Engine Control Module Behind right side of dash. See Figure.
Front Passenger Door ECU In right front door. See Figure.
Moon Roof Control ECU In front center of roof. See Figure.
Power Seat ECU Under driver's seat.
Shift Lock ECU (Floor Shift) Below center console, left of gear selector. See Figure.
Shift Lock ECU (Column Shift) On underside of steering column. See Figure.
Theft Deterrent ECU Behind right side of dash. See Figure.
Translate ECU In right front kick panel. See Figure.
Transponder Key Amplifier On left side of dash, on steering column. 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:

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